W32.Gunsan

Risk Level 2: Low

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Discovered:: June 26, 2002
Updated:: February 13, 2007 11:58:32 AM
Type:: Worm
Systems Affected:: Windows 2000, Windows 98, Windows Me, Windows NT, Windows XP

W32.Gunsan is a worm that mass-mails itself and infects local drives and network shares. It opens a backdoor that allows a hacker to control the computer using IRC.

Antivirus Protection Dates

Initial Rapid Release version June 27, 2002
Latest Rapid Release version March 3, 2008 revision 035
Initial Daily Certified version June 27, 2002
Latest Daily Certified version March 3, 2008 revision 037
Initial Weekly Certified release date July 3, 2002

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: High

Writeup By: Patrick Nolan

Technical Details

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Internet Security Threat Report, Volume 16