You download and extract 55856.rar, believing it contains a necessary document.
Always double-check the email address of any sender asking you to download an archive. 55856.rar
Ensure Windows is set to show file extensions so you can see if a "document" is actually an .exe or .scr file. You download and extract 55856
Use a reputable tool like Malwarebytes to identify and quarantine the threat. You download and extract 55856.rar