Backdoor.Guzu

Risk Level 1: Very Low

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Discovered:: May 1, 2003
Updated:: February 13, 2007 12:00:48 PM
Also Known As:: Proxy-Guzu [McAfee]
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

Backdoor.Guzu allows a hacker to send email using your computer. It opens a randomly chosen TCP port for listening.

NOTE: Virus definitions dated May 2, 2003 may detect this threat as Hackdoor.Mailrelay.

Antivirus Protection Dates

Initial Rapid Release version May 2, 2003
Latest Rapid Release version May 9, 2011 revision 040
Initial Daily Certified version May 2, 2003
Latest Daily Certified version May 10, 2011 revision 003
Initial Weekly Certified release date May 7, 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: Low

Distribution

Distribution Level: Low

Writeup By: Yana Liu

Technical Details

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Internet Security Threat Report, Volume 16