Run or Hashcat against the hash using a wordlist like rockyou.txt .
Use the file command in Linux or tools like PEID to confirm it is a valid 7z archive. Check the file hash (MD5/SHA256) to ensure it hasn't been tampered with. RainPouring.7z
If you tell me or the specific CTF name , I can give you the exact flag or step-by-step walkthrough. Run or Hashcat against the hash using a
: Files that won't open until you fix the hex header. RainPouring.7z