: Use a service like VirusTotal to scan the file with dozens of different antivirus engines simultaneously.
: Generic filenames like "HHH" or "AAA" are frequently used by attackers to hide trojans, ransomware, or spyware. HHH.rar
: If you did not intentionally download this file from a known and trusted person or website, it is safest to delete it immediately. : Use a service like VirusTotal to scan
: Once the archive is open (if you choose to do so), look at the actual extensions of the files inside. Be wary of double extensions like document.pdf.exe . HHH.rar