W32.Led@mm

W32.Led is a mass mailing worm that spreads using Microsoft Outlook, mIRC, and Microsoft Messenger. It searches the infected computer for email addresses. It also searches for .vbs files, and after creating a list of them, it runs each file that it found.

Protection

• Initial Rapid Release version January 23, 2002
• Latest Rapid Release version July 19, 2008 revision 019
• Initial Daily Certified version January 23, 2002
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date pending

Click here 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: Low

Distribution

• Distribution Level: High