If you’ve never heard of the online VirusTotal scanning tool, then you’ve been missing out: You can upload a file to them and scan it with almost every virus scanning engine you can think of, to tell you if a file really has a virus or not.

This extension for Windows lets you just Send To \ VirusTotal to upload the files more easily.

VirusTotal – Free Online Virus and Malware Scan – Email/Uploader | via