1. /
  2. Security Response/
  3. Trojan.Viknok


Risk Level 1: Very Low

April 29, 2013
May 2, 2013 11:35:01 AM
Systems Affected:
Windows 2000, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
Trojan.Viknok is a Trojan horse that steals information from the compromised computer.

Antivirus Protection Dates

  • Initial Rapid Release version April 29, 2013 revision 016
  • Latest Rapid Release version February 27, 2015 revision 018
  • Initial Daily Certified version April 29, 2013 revision 023
  • Latest Daily Certified version February 27, 2015 revision 021
  • Initial Weekly Certified release date May 1, 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
  • Releases Confidential Info: Steals banking-related information from the compromised computer.


  • Distribution Level: Low
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.
Writeup By: Alan Neville and Santiago Cortes

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
Internet Security Threat Report