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Risk Level 1: Very Low

June 6, 2008
August 6, 2015 3:47:26 PM
Also Known As:
GPCoder.i [McAfee], W32/Gpcode.AK [F-Secure], TROJ_GPCODE.AD [Trend], PGPCoder.E [Panda Software]
Infection Length:
8,030 bytes
Systems Affected:
Windows 2000, Windows NT, Windows Server 2003, Windows XP
Trojan.Gpcoder.F is a Trojan horse that encrypts files and then prompts the user to purchase a decrypting tool to decrypt them.

For more information, see our blog:
The dawn of ransomwear: How ransomware could move to wearable devices

Antivirus Protection Dates

  • Initial Rapid Release version June 6, 2008 revision 032
  • Latest Rapid Release version June 24, 2014 revision 006
  • Initial Daily Certified version June 6, 2008 revision 038
  • Latest Daily Certified version November 25, 2012 revision 006
  • Initial Weekly Certified release date June 11, 2008
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Yana Liu
STAR Antimalware Protection Technologies
Internet Security Threat Report