1. Symantec/
  2. Security Response/
  3. Backdoor.Naninf.A


Risk Level 1: Very Low

October 25, 2005
February 13, 2007 12:45:50 PM
Also Known As:
Trojan Horse
Systems Affected:

Backdoor.Naninf.A is a Trojan horse that allows a remote attacker to have unauthorized access to the compromised computer through IRC channels.

Analysis revealed that Backdoor.Naninf.A and Backdoor.Ryknos are similar in construction with the major difference appearing to be the utilization of the SecurityRisk.First4DRM security risk by Backdoor.Ryknos.

Note: Virus defintions dated November 17th or earlier may detect this threat as W32.Looksky.B.

Antivirus Protection Dates

  • Initial Rapid Release version October 26, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version October 26, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date October 26, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: John Canavan

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2016 Internet Security Threat Report, Volume 21
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