W32.Mydoom.BU@mm

Risk Level 2: Low

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Discovered:: May 26, 2005
Updated:: February 13, 2007 12:39:22 PM
Also Known As:: Win32.Mytob.{DI, DJ, DL} [Computer Associates], Net-Worm.Win32.Mytob.{az, ba} [Kaspersky Lab], W32/Mytob.{be-bg}@MM [McAfee], W32/Mytob-{L, CM, CN} [Sophos], WORM_MYTOB.FC [Trend Micro]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Mydoom.BU@mm is a mass-mailing worm that uses its own SMTP engine to send an email to addresses that it gathers from the compromised computer and that has back door capabilities.

Antivirus Protection Dates

Initial Rapid Release version May 26, 2005
Latest Rapid Release version November 17, 2011 revision 001
Initial Daily Certified version May 26, 2005
Latest Daily Certified version November 17, 2011 revision 002
Initial Weekly Certified release date June 1, 2005

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: More than 10
Geographical Distribution: Low
Threat Containment: Easy
Removal: Moderate

Damage

Damage Level: Medium

Distribution

Distribution Level: High

Writeup By: Hyun Choi

Technical Details

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Internet Security Threat Report, Volume 16