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  3. W32.Gosys!gen1


Risk Level 2: Low

June 15, 2013
June 17, 2013 8:25:16 AM
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
W32.Gosys!gen1 is a heuristic detection used to detect threats associated with the W32.Gosys family of threats.

Antivirus Protection Dates

  • Initial Rapid Release version pending
  • Latest Rapid Release version pending
  • Initial Daily Certified version June 16, 2013 revision 003
  • Latest Daily Certified version June 16, 2013 revision 003
  • Initial Weekly Certified release date June 19, 2013
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy


  • Damage Level: Medium
  • Payload: Opens a back door on the computer.


  • Distribution Level: Medium
  • Shared Drives: Spreads through network shares.
  • Target of Infection: Spreads through removable drives.
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.

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