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Microsoft Security Intelligence
Published Apr 03, 2013 | Updated Sep 15, 2017


Detected by Microsoft Defender Antivirus

Aliases: No associated aliases


Win32/Vesenlosow is a family of worms that collects information about your computer to send to a remote server, and spreads via removable drives.

In the wild, we have observed the worm using file icons used by the following legitimate tools, in an effort to look like these tools: 

  • Freegate tool
  • Suduko solver
  • UltraSurf

To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:

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