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Discovered: December 13, 2017
Updated: May 02, 2018 3:34:56 PM
Also Known As: Triton [FireEye]
Type: Trojan
Infection Length: Varies
Systems Affected: Windows

Trojan.Trisis is a Trojan horse that may perform malicious activities on the compromised computer.

Symantec Security Response is currently investigating this threat and will post more information as it becomes available.

Antivirus Protection Dates

  • Initial Rapid Release version December 13, 2017 revision 022
  • Latest Rapid Release version January 18, 2018 revision 004
  • Initial Daily Certified version December 14, 2017 revision 002
  • Latest Daily Certified version January 18, 2018 revision 007
  • Initial Weekly Certified release date December 20, 2017

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Writeup By: Yusuke Kudo