W32.Netsky.AI@mm

Risk Level 2: Low

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Discovered:: April 27, 2005
Updated:: February 13, 2007 12:38:04 PM
Also Known As:: Win32.Mytob.DG [Computer Assoc, Win32.Netsky.AH [Computer Asso, Email-Worm.Win32.Mydoom.am [Ka, W32/Netsky.b@MM [McAfee], W32/Mytob-CI [Sophos], W32/Netsky-B [Sophos], WORM_MYTOB.EK [Trend Micro], WORM_NETSKY.B [Trend Micro]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Netsky.AI@mm is a mass-mailing worm that uses its own SMTP engine to send itself to email addresses it gathers from certain files on the compromised computer, and copies itself to mapped network drives. The worm also downloads a copy of Backdoor.Nemog.D.

Antivirus Protection Dates

Initial Rapid Release version April 28, 2005
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version April 28, 2005
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date May 4, 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: 0 - 2
Geographical Distribution: Low
Threat Containment: Easy
Removal: Moderate

Damage

Damage Level: Medium

Distribution

Distribution Level: High

Writeup By: Yana Liu

Technical Details

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Internet Security Threat Report, Volume 16