# Sonicgraphy Fallout
![](question.png)
1) We are given a zip file with 40 files, all pictures. all .jpg or .png. one of them has a hidden video.![](files.png)
2) `unzip Fallout_-New_Mobius.zip`
3) use zsteg on all of them to look for hidden files `zsteg *`
![](zsteg.png)
4) We see an .mp4 file in Page 7 at offset 0x158d89 and size 4320060
5) remove it with dd - `dd bs=1 skip=1412489 count=4320060 if=Page\ 7.png of=video`  - `bs=1` byte size 1 (1 byte at a time)  - `skip=1412489` skip to the specified offset 0x158d89 (dd takes decimals)  - `count=4320060` extract that many bytes  - `if=Page\ 7.png` input file is "Page 7.png"  - `of=video` output to a file named video
6) open it with a media player
![](sanic.gif)