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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
# Original work by Laurent Gaffie - Trustwave Holdings
#
# 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
from utils import color
from packets import SMBHeader, SMBNego, SMBNegoFingerData, SMBSessionFingerData
def OsNameClientVersion(data):
try:
length = struct.unpack('<H',data[43:45])[0]
pack = tuple(data[47+length:].split('\x00\x00\x00'))[:2]
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 = SMBNegoFingerData())
n.calculate()
Packet = str(h)+str(n)
Buffer = struct.pack(">i", len(''.join(Packet)))+Packet
s.send(Buffer)
data = s.recv(2048)
if data[8:10] == "\x72\x00":
Header = SMBHeader(cmd="\x73",flag1="\x18",flag2="\x17\xc8",uid="\x00\x00")
Body = SMBSessionFingerData()
Body.calculate()
Packet = str(Header)+str(Body)
Buffer = struct.pack(">i", len(''.join(Packet)))+Packet
s.send(Buffer)
data = s.recv(2048)
if data[8:10] == "\x73\x16":
return OsNameClientVersion(data)
except:
print color("[!] ", 1, 1) +" Fingerprint failed"
return None