VBS.Challenge

VBS.Challenge spreads by using Microsoft Outlook Express. This worm copies itself into every email message that is sent.

Protection

• Initial Rapid Release version March 1, 2001
• Latest Rapid Release version March 1, 2001
• Initial Daily Certified version March 1, 2001
• Latest Daily Certified version June 17, 2008 revision 017
• 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: Easy

Damage

• Damage Level: Low

Distribution

• Distribution Level: Medium