: Using foremost to extract hidden files that might be appended to the end of the legitimate images. 4. Metadata Examination
Checking the of any images extracted from the RAR. Participants often use ExifTool to find comments, GPS coordinates, or author tags that serve as "flags" or hints for the next stage. Common Results
: Confirming the file is indeed a RAR archive using the file command in Linux.
If the RAR file is password-protected, the challenge usually requires one of two methods:
: Checking for hidden messages in the pixels of images found inside.
: Often, the "Elijah" file contains a hint or key needed to unlock the "Joshua" file, mirroring the biblical narrative of passing a mantle.
: The ultimate goal is usually a string like CTF{h1dd3n_1n_th3_p4st} .