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  3. Trojan.Cryptolocker.G


Risk Level 1: Very Low

July 16, 2014
August 6, 2015 3:40:41 PM
Also Known As:
Trojan-Ransom.Win32.Onion [Kaspersky], Win32/Critroni.A [Microsoft], TROJ_CRYPCTB.A [Trend]
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.Cryptolocker.G is a Trojan horse that encrypts files on the compromised computer and then prompts the user to purchase a password in order 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 July 16, 2014 revision 006
  • Latest Rapid Release version July 9, 2015 revision 033
  • Initial Daily Certified version July 16, 2014 revision 016
  • Latest Daily Certified version July 10, 2015 revision 002
  • Initial Weekly Certified release date July 16, 2014
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Mark Anthony Balanza

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