Bulletstorm Full Clip Edition. Unknown format

Extraction and unpacking of game archives and compression, encryption, obfuscation, decoding of unknown files
ponaromixxx
Posts: 176
Joined: Tue Sep 30, 2014 5:59 pm

Bulletstorm Full Clip Edition. Unknown format

Post by ponaromixxx »

Please help to parse this file, it seems to be built on Unreal Engine 3, but it does not look like it at all!

Please help this is important!

outro.upk
ponaromixxx
Posts: 176
Joined: Tue Sep 30, 2014 5:59 pm

Re: Bulletstorm Full Clip Edition. Unknown format

Post by ponaromixxx »

Video clips are collected by a not known tool and the file structure is not clear what is of itself, can anyone at least something about this know?
aluigi
Site Admin
Posts: 12984
Joined: Wed Jul 30, 2014 9:32 pm

Re: Bulletstorm Full Clip Edition. Unknown format

Post by aluigi »

The file is xored with 0x4d.
The result is a mp4 file ("File Produced with GPAC 0.4.1-DEV")
ponaromixxx
Posts: 176
Joined: Tue Sep 30, 2014 5:59 pm

Re: Bulletstorm Full Clip Edition. Unknown format

Post by ponaromixxx »

aluigi wrote:The file is xored with 0x4d.
The result is a mp4 file ("File Produced with GPAC 0.4.1-DEV")


Many thanks! I will try to understand.
ponaromixxx
Posts: 176
Joined: Tue Sep 30, 2014 5:59 pm

Re: Bulletstorm Full Clip Edition. Unknown format

Post by ponaromixxx »

aluigi wrote:The file is xored with 0x4d.
The result is a mp4 file ("File Produced with GPAC 0.4.1-DEV")


Discarding xor resulted in a specific video format that does not than does not open

outro.mp4

GPAC 0.4.1-DEV program does not recognize the video file