Spooky Action from the Backend


I made a little file upload service, but my friend hacked it! I know the login is useless, but they somehow got access to a secret file at /flag.txt. Can you do it too?

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Files
  • spooky.zip
    • SHA256 checksum: 8199427199e4eb4618923b4fdcd1bde23962e9994d85e7b42e5358496f0eb451
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