Crack it: john --wordlist=/usr/share/wordlists/rockyou.txt hash.txt
If the extracted files (like images of a BMW M4) appear normal, the flag is likely hidden using steganographic techniques. bmwm4custom.rar
Using strings bmwm4custom.rar may reveal embedded text, URLs, or clues left by the creator. Crack it: john --wordlist=/usr/share/wordlists/rockyou
The file might actually be a PNG or ZIP with a corrupted header. Repairing the hex header (e.g., changing 52 61 72 21 back to the correct magic bytes) allows the file to be opened correctly. bmwm4custom.rar
Running file bmwm4custom.rar identifies it as a RAR archive .