Usually, you need to use a specific tool (like sshcrack or decrypter ) provided within the game environment.
If you have encountered a file named Hacker.zip (or Hacker.exe disguised as a zip), it is highly likely a or part of a security simulation/game . Soubor: Hacker.zip ...
If you downloaded this file from an unknown source or received it via email: Usually, you need to use a specific tool
Records everything you type, including passwords. Soubor: Hacker.zip ...
Upload the file here. It will be scanned by 70+ antivirus engines and tell you exactly what it does.