20998.rar Direct
If you didn't specifically download a file with this name, it could be a sign of a "drive-by download" or a phishing attempt. Hackers often use random numbers for filenames to:
Mystery Files: What to Do If You Find "20998.rar" on Your Drive 20998.rar
Instead of opening it on your PC, upload the file to a service like VirusTotal. It will scan the file with dozens of different antivirus engines simultaneously to see if anything looks fishy. If you didn't specifically download a file with