Backdoor.IRC.Muiriled

Risk Level 1: Very Low

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Discovered:: August 13, 2003
Updated:: February 13, 2007 12:07:58 PM
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

Backdoor.IRC.Muiriled is a Backdoor Trojan Horse that gives its creator full control of your computer. The Trojan's creator can also instruct the Trojan to use the DCOM RPC vulnerability (described in Microsoft Security Bulletin MS03-026) to spread itself.

Antivirus Protection Dates

Initial Rapid Release version August 14, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version August 14, 2003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date August 20, 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: Easy

Damage

Damage Level: Medium

Distribution

Distribution Level: Low

Writeup By: Yuhui Huang

Technical Details

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Internet Security Threat Report, Volume 16