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https://github.com/lgandx/Responder.git
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375 lines
12 KiB
Python
Executable File
375 lines
12 KiB
Python
Executable File
#!/usr/bin/env python
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# This file is part of Responder, a network take-over set of tools
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# created and maintained by Laurent Gaffie.
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# email: laurent.gaffie@gmail.com
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import re,sys,socket,struct
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import multiprocessing
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from socket import *
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from time import sleep
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from .odict import OrderedDict
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__version__ = "0.7"
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Timeout = 2
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class Packet():
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fields = OrderedDict([
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])
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def __init__(self, **kw):
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self.fields = OrderedDict(self.__class__.fields)
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for k,v in list(kw.items()):
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if callable(v):
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self.fields[k] = v(self.fields[k])
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else:
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self.fields[k] = v
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def __str__(self):
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return "".join(map(str, list(self.fields.values())))
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#Python version
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if (sys.version_info > (3, 0)):
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PY2OR3 = "PY3"
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else:
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PY2OR3 = "PY2"
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SMB1 = "Enabled"
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def StructWithLenPython2or3(endian,data):
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#Python2...
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if PY2OR3 == "PY2":
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return struct.pack(endian, data)
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#Python3...
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else:
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return struct.pack(endian, data).decode('latin-1')
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def NetworkSendBufferPython2or3(data):
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if PY2OR3 == "PY2":
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return str(data)
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else:
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return bytes(str(data), 'latin-1')
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def NetworkRecvBufferPython2or3(data):
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if PY2OR3 == "PY2":
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return str(data)
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else:
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return str(data.decode('latin-1'))
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def longueur(payload):
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length = StructWithLenPython2or3(">i", len(''.join(payload)))
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return length
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class SMBHeader(Packet):
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fields = OrderedDict([
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("proto", "\xff\x53\x4d\x42"),
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("cmd", "\x72"),
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("error-code", "\x00\x00\x00\x00" ),
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("flag1", "\x00"),
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("flag2", "\x00\x00"),
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("pidhigh", "\x00\x00"),
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("signature", "\x00\x00\x00\x00\x00\x00\x00\x00"),
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("reserved", "\x00\x00"),
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("tid", "\x00\x00"),
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("pid", "\x00\x00"),
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("uid", "\x00\x00"),
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("mid", "\x00\x00"),
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])
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class SMBNego(Packet):
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fields = OrderedDict([
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("Wordcount", "\x00"),
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("Bcc", "\x62\x00"),
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("Data", "")
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])
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def calculate(self):
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self.fields["Bcc"] = StructWithLenPython2or3("<h",len(str(self.fields["Data"])))
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class SMBNegoData(Packet):
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fields = OrderedDict([
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("BuffType","\x02"),
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("Dialect", "NT LM 0.12\x00"),
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])
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class SMBSessionFingerData(Packet):
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fields = OrderedDict([
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("wordcount", "\x0c"),
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("AndXCommand", "\xff"),
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("reserved","\x00" ),
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("andxoffset", "\x00\x00"),
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("maxbuff","\x04\x11"),
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("maxmpx", "\x32\x00"),
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("vcnum","\x00\x00"),
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("sessionkey", "\x00\x00\x00\x00"),
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("securitybloblength","\x4a\x00"),
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("reserved2","\x00\x00\x00\x00"),
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("capabilities", "\xd4\x00\x00\xa0"),
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("bcc1","\xb1\x00"),
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("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"),
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])
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##Now Lanman
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class SMBHeaderLanMan(Packet):
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fields = OrderedDict([
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("proto", "\xff\x53\x4d\x42"),
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("cmd", "\x72"),
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("error-code", "\x00\x00\x00\x00" ),
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("flag1", "\x08"),
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("flag2", "\x01\xc8"),
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("pidhigh", "\x00\x00"),
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("signature", "\x00\x00\x00\x00\x00\x00\x00\x00"),
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("reserved", "\x00\x00"),
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("tid", "\x00\x00"),
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("pid", "\x3c\x1b"),
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("uid", "\x00\x00"),
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("mid", "\x00\x00"),
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])
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#We grab the domain and hostname from the negotiate protocol answer, since it is in a Lanman dialect format.
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class SMBNegoDataLanMan(Packet):
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fields = OrderedDict([
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("Wordcount", "\x00"),
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("Bcc", "\x0c\x00"),
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("BuffType","\x02"),
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("Dialect", "NT LM 0.12\x00"),
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])
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#####################
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def color(txt, code = 1, modifier = 0):
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return "\033[%d;3%dm%s\033[0m" % (modifier, code, txt)
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def IsSigningEnabled(data):
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if data[39:40] == b"\x0f":
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return True
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else:
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return False
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def atod(a):
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return struct.unpack("!L",inet_aton(a))[0]
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def dtoa(d):
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return inet_ntoa(struct.pack("!L", d))
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def GetBootTime(data):
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try:
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Filetime = int(struct.unpack('<q',data)[0])
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t = divmod(Filetime - 116444736000000000, 10000000)
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time = datetime.datetime.fromtimestamp(t[0])
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return time, time.strftime('%Y-%m-%d %H:%M:%S')
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except:
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pass
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def OsNameClientVersion(data):
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try:
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length = struct.unpack('<H',data[43:45].encode('latin-1'))[0]
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if length > 255:
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OsVersion, ClientVersion = tuple([e.replace("\x00", "") for e in data[47+length:].split('\x00\x00\x00')[:2]])
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return OsVersion, ClientVersion
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if length <= 255:
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OsVersion, ClientVersion = tuple([e.replace("\x00", "") for e in data[46+length:].split('\x00\x00\x00')[:2]])
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return OsVersion, ClientVersion
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except:
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return "Could not fingerprint Os version.", "Could not fingerprint LanManager Client version"
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def GetHostnameAndDomainName(data):
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try:
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data = NetworkRecvBufferPython2or3(data)
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DomainJoined, Hostname = tuple([e.replace("\x00", "") for e in data[81:].split('\x00\x00\x00')[:2]])
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#If max length domain name, there won't be a \x00\x00\x00 delineator to split on
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if Hostname == '':
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DomainJoined = data[81:110].decode('latin-1')
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Hostname = data[113:].decode('latin-1')
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return Hostname, DomainJoined
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except:
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return "Could not get Hostname.", "Could not get Domain joined"
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def DomainGrab(Host):
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global SMB1
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try:
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s = socket(AF_INET, SOCK_STREAM)
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s.settimeout(0.7)
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s.connect(Host)
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h = SMBHeaderLanMan(cmd="\x72",mid="\x01\x00",flag1="\x00", flag2="\x00\x00")
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n = SMBNegoDataLanMan()
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packet0 = str(h)+str(n)
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buffer0 = longueur(packet0)+packet0
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s.send(NetworkSendBufferPython2or3(buffer0))
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data = s.recv(2048)
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s.close()
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if data[8:10] == b'\x72\x00':
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return GetHostnameAndDomainName(data)
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except IOError as e:
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if e.errno == errno.ECONNRESET:
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SMB1 = "Disabled"
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p("SMB1 is disabled on this host. Please choose another host.")
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else:
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return False
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def SmbFinger(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect(Host)
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except:
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pass
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try:
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h = SMBHeader(cmd="\x72",flag1="\x18",flag2="\x53\xc8")
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n = SMBNego(Data = SMBNegoData())
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n.calculate()
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packet0 = str(h)+str(n)
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buffer0 = longueur(packet0)+packet0
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s.send(NetworkSendBufferPython2or3(buffer0))
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data = s.recv(2048)
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signing = IsSigningEnabled(data)
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if data[8:10] == b'\x72\x00':
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head = SMBHeader(cmd="\x73",flag1="\x18",flag2="\x17\xc8",uid="\x00\x00")
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t = SMBSessionFingerData()
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packet0 = str(head)+str(t)
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buffer1 = longueur(packet0)+packet0
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s.send(NetworkSendBufferPython2or3(buffer1))
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data = s.recv(2048)
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if data[8:10] == b'\x73\x16':
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OsVersion, ClientVersion = OsNameClientVersion(NetworkRecvBufferPython2or3(data))
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return signing, OsVersion, ClientVersion
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except:
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pass
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def SmbFingerSigning(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect((Host, 445))
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except:
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return False
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try:
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h = SMBHeader(cmd="\x72",flag1="\x18",flag2="\x53\xc8")
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n = SMBNego(Data = SMBNegoData())
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n.calculate()
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packet0 = str(h)+str(n)
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buffer0 = longueur(packet0)+packet0
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s.send(buffer0)
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data = s.recv(2048)
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signing = IsSigningEnabled(data)
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return signing
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except:
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pass
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##################
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#run it
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def ShowResults(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect(Host)
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except:
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return False
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try:
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Hostname, DomainJoined = DomainGrab(Host)
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Signing, OsVer, LanManClient = SmbFinger(Host)
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enabled = color("SMB signing is mandatory. Choose another target", 1, 1)
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disabled = color("SMB signing: False", 2, 1)
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print(color("Retrieving information for %s..."%Host[0], 8, 1))
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print(enabled if Signing else disabled)
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print(color("Os version: '%s'"%(OsVer), 8, 3))
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print(color("Hostname: '%s'\nPart of the '%s' domain"%(Hostname, DomainJoined), 8, 3))
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except:
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pass
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def ShowSmallResults(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect(Host)
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except:
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return False
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try:
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Hostname, DomainJoined = DomainGrab(Host)
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Signing, OsVer, LanManClient = SmbFinger(Host)
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Message = color("\n[+] Client info: ['%s', domain: '%s', signing:'%s']"%(OsVer, DomainJoined, Signing),4,0)
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return Message
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except:
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return None
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def ShowScanSmallResults(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect(Host)
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except:
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return False
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try:
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Hostname, DomainJoined = DomainGrab(Host)
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Signing, OsVer, LanManClient = SmbFinger(Host)
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Message ="['%s', Os:'%s', Domain:'%s', Signing:'%s']"%(Host[0], OsVer, DomainJoined, Signing)
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print(Message)
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except:
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return None
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def ShowSigning(Host):
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s = socket(AF_INET, SOCK_STREAM)
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try:
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s.settimeout(Timeout)
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s.connect((Host, 445))
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except:
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print("[Pivot Verification Failed]: Target host is down")
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return True
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try:
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Signing = SmbFingerSigning(Host)
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if Signing == True:
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print("[Pivot Verification Failed]:Signing is enabled. Choose another host.")
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return True
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else:
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return False
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except:
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pass
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def RunFinger(Host):
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m = re.search("/", str(Host))
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if m :
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net,_,mask = Host.partition('/')
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mask = int(mask)
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net = atod(net)
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for host in (dtoa(net+n) for n in range(0, 1<<32-mask)):
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ShowResults((host,445))
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else:
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ShowResults((Host,445))
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def RunPivotScan(Host, CurrentIP):
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m = re.search("/", str(Host))
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if m :
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net,_,mask = Host.partition('/')
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mask = int(mask)
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net = atod(net)
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threads = []
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for host in (dtoa(net+n) for n in range(0, 1<<32-mask)):
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if CurrentIP == host:
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pass
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else:
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p = multiprocessing.Process(target=ShowScanSmallResults, args=((host,445),))
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threads.append(p)
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p.start()
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sleep(1)
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else:
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ShowScanSmallResults((Host,445))
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