W32.Imav.A

Risk Level 2: Low

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Discovered:: January 26, 2006
Updated:: February 13, 2007 12:50:48 PM
Also Known As:: Win32/Glimbag.A [Computer Asso, TROJ_BAGLE.BU [Trend Micro], Troj/BagleDl-BJ [Sophos]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Imav.A is a worm that spreads by sending ICQ messages that contain links to copies of the worm. The worm also disables security-related products. The worm may arrive as a .zip file downloaded from the Internet.

Note: Definitions prior to January 27th may detect this threat as W32.Lodav.A.

Antivirus Protection Dates

Initial Rapid Release version January 26, 2006
Latest Rapid Release version March 5, 2008 revision 053
Initial Daily Certified version January 26, 2006
Latest Daily Certified version March 5, 2008 revision 054
Initial Weekly Certified release date February 1, 2006

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: Medium

Writeup By: Jeong Mun

Technical Details

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Internet Security Threat Report, Volume 16