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fingerprint.py
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fingerprint.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: laurent.gaffie@gmail.com
# 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 socket
import struct
import sys
from utils import color, StructPython2or3, NetworkSendBufferPython2or3, NetworkRecvBufferPython2or3
from packets import SMBHeader, SMBNego, SMBNegoFingerData, SMBSessionFingerData
def OsNameClientVersion(data):
try:
if (sys.version_info > (3, 0)):
length = struct.unpack('<H',data[43:45])[0]
packet = NetworkRecvBufferPython2or3(data[47+length:])
OsVersion, ClientVersion = tuple([e.replace('\x00','') for e in packet.split('\x00\x00\x00')[:2]])
return OsVersion, ClientVersion
else:
length = struct.unpack('<H',data[43:45])[0]
OsVersion, ClientVersion = tuple([e.replace('\x00','') for e in data[47+length:].split('\x00\x00\x00')[:2]])
return OsVersion, ClientVersion
except:
return "Could not fingerprint Os version.", "Could not fingerprint LanManager Client version"
def RunSmbFinger(host):
try:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect(host)
s.settimeout(0.7)
h = SMBHeader(cmd='\x72',flag1='\x18',flag2='\x53\xc8')
n = SMBNego(data = str(SMBNegoFingerData()))
n.calculate()
Packet = str(h)+str(n)
Buffer1 = StructPython2or3('>i', str(Packet))+str(Packet)
s.send(NetworkSendBufferPython2or3(Buffer1))
data = s.recv(2048)
if data[8:10] == b'\x72\x00':
Header = SMBHeader(cmd="\x73",flag1="\x18",flag2="\x17\xc8",uid="\x00\x00")
Body = SMBSessionFingerData()
Body.calculate()
Packet = str(Header)+str(Body)
Buffer1 = StructPython2or3('>i', str(Packet))+str(Packet)
s.send(NetworkSendBufferPython2or3(Buffer1))
data = s.recv(2048)
if data[8:10] == b'\x73\x16':
return OsNameClientVersion(data)
except:
print(color("[!] ", 1, 1) +" Fingerprint failed")
return None