LIT CTF 2023 - kevin

Description

Category: Misc

steganography 😳

Link : litctf.org:31788

Resolution

We go to the website and we can see a face (maybe Kevin’s face):

Since the description mentionned steganography, we used Aperi’Solve to find any hidden info.

In Zsteg section we can see this output:

imagedata .. file: MIPSEB Ucode
b1,rgb,lsb,xy .. text: "LITCTF{3d_printing_is_cool}"
b1,rgba,lsb,xy .. text: "=Y5__[}S"
b2,b,msb,xy .. text: "\\F$cFnC&"
b3,b,msb,xy .. text: "5NWatw@U"
b3,bgr,lsb,xy .. text: "_D4G6.8,_U"
b4,r,lsb,xy .. text: "\"\rD3\"#t$Q"
b4,g,lsb,xy .. text: "WvT5yUUgxi"
b4,b,lsb,xy .. text: "EC#XD3DC"
b4,b,msb,xy .. text: "w{@b*={[a"

And we get the flag: LITCTF{3d_printing_is_cool}.