Backdoor.Optix.05

Risk Level 1: Very Low

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Discovered:: February 6, 2003
Updated:: February 13, 2007 11:42:47 AM
Also Known As:: Backdoor.Optix.50 [KAV], Backdoor.Win32/Optix.5_0 [RAV]
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

Backdoor.Optix.05 is a Backdoor Trojan that is a variant of Backdoor.Optix.04.c. By default, it listens on port 5151. The Trojan attempts to terminate or close any processes or windows belonging to various programs, including antivirus and security programs.

Antivirus Protection Dates

Initial Rapid Release version February 6, 2003
Latest Rapid Release version August 20, 2008 revision 017
Initial Daily Certified version February 6, 2003
Latest Daily Certified version August 20, 2008 revision 016
Initial Weekly Certified release date February 12, 2003

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

Threat Assessment

Wild

Wild Level: Low
Number of Infections: 0 - 49
Number of Sites: 0 - 2
Geographical Distribution: Low
Threat Containment: Easy
Removal: Moderate

Damage

Damage Level: Medium

Distribution

Distribution Level: Low

Writeup By: Robert X Wang

Technical Details

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Internet Security Threat Report, Volume 16