Forensics - Blatant Corruption - writeup

Writeup

so the file is broken.

If we open the file with a hex editor we can see that the file header “.PNG” is missing at the top although it is a .png file.

So if we insert the hex bytes

1

89 50 4E 47

at the very top of the file which translates to .PNG and we save the modified file we can now open the file successfully.

the revealed flag is:

1

flag{str@ight_n_narr0w}