1. Symantec/
  2. Security Response/
  3. OSX.Keranger


Risk Level 1: Very Low

March 6, 2016
March 8, 2016 2:01:58 AM
Infection Length:
Systems Affected:
Mac OS X
OSX.Keranger is a Trojan horse for Mac OS X computers that encrypts files on the compromised computer and asks the user to pay in order to decrypt them.

For more information, please see the following resource:
KeRanger: First Mac OS X ransomware emerges

Antivirus Protection Dates

  • Initial Rapid Release version May 20, 2016 revision 034
  • Latest Rapid Release version September 22, 2016 revision 024
  • Initial Daily Certified version May 20, 2016 revision 049
  • Latest Daily Certified version September 22, 2016 revision 025
  • Initial Weekly Certified release date March 9, 2016
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Kazumasa Itabashi

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
  • Twitter
  • Facebook
  • LinkedIn
  • Google+
  • YouTube