W32.Reidana.A

W32.Reidana.A is a worm that spreads by using the Microsoft Windows DCOM RPC vulnerability (described in Microsoft Security Bulletin MS03-026). The worm attempts to download and execute a remote file.

Protection

• Initial Rapid Release version March 25, 2005
• Latest Rapid Release version March 25, 2005
• Initial Daily Certified version March 25, 2005
• Latest Daily Certified version March 25, 2005
• Initial Weekly Certified release date March 25, 2005

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