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


Risk Level 1: Very Low

March 4, 2011
March 4, 2011 6:27:20 PM
Also Known As:
Infection Length:
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
Trojan.Koredos is a Trojan horse that attempts to perform DDoS attacks and encrypts data files found on the compromised computer.

Note: Virus definitions dated March 4, 2011 or earlier may detect this threat as Trojan Horse, Downloader, Trojan.KillAV or Infostealer.

Antivirus Protection Dates

  • Initial Rapid Release version March 4, 2011 revision 019
  • Latest Rapid Release version March 26, 2013 revision 024
  • Initial Daily Certified version March 4, 2011 revision 018
  • Latest Daily Certified version March 27, 2013 revision 004
  • Initial Weekly Certified release date March 9, 2011
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Andrea Lelli

Search Threats

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