1. Symantec/
  2. Security Response/
  3. Backdoor.Cycbot


Risk Level 1: Very Low

October 30, 2010
November 3, 2010 2:49:53 AM
Also Known As:
Troj/Agent-PEW [Sophos], Troj/Agent-PFM [Sophos], Troj/FakeAv-BWP [Sophos], Troj/Agent-PIP [Sophos], Troj/DwnLdr-IPT [Sophos], Troj/FakeAV-BZD [Sophos], Troj/Cycbot-B [Sophos], Troj/FakeDpr-A [Sophos], Troj/Agent-PKI [Sophos], Troj/Agent-PKJ [Sophos], Troj/Agent-PKH [Sophos], Troj/Mdrop-DBD [Sophos], Troj/Agent-PLE [Sophos], Troj/FakeAV-CAL [Sophos], Troj/FakeAV-CAK [Sophos], Troj/Proxy-JY [Sophos], Troj/FakeAV-CAW [Sophos], Troj/FakeAV-CAV [Sophos], Troj/FakeAV-CAX [Sophos], Troj/FakeAV-CBU [Sophos], Troj/FakeAV-CDG [Sophos], Troj/Katusha-J [Sophos]
Infection Length:
105,472 bytes
Systems Affected:
Backdoor.Cycbot is a Trojan horse that opens a back door on the compromised computer.

For more information, please see the following resources:
Blogs relating to Backdoor.Cycbot

Antivirus Protection Dates

  • Initial Rapid Release version October 30, 2010 revision 002
  • Latest Rapid Release version March 16, 2018 revision 049
  • Initial Daily Certified version pending
  • Latest Daily Certified version March 17, 2018 revision 009
  • Initial Weekly Certified release date November 3, 2010
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Nino Fred Gutierrez, Kazumasa Itabashi, and Eoin Ward

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