How to use username search, VirusTotal and any.run.
Search for a username across multiple sites to see where it appears.
E.g. pixelkid → found on GitHub, Reddit.
Open instantusername.comUpload a file or link and see if it's dangerous (scans with many antivirus engines).
Don't open suspicious files on your PC!
Open virustotal.comRun a suspicious file in an online virtual machine to see what it does.
Ideal for dubious .exe files.
Open any.run