W32.Hostidel.Trojan

W32.Hostidel.Trojan is a Trojan horse that overwrites the Windows Hosts files, which are used for name resolution.

This Trojan also modifies the Windows registry to change the Internet Explorer home page and the default search page in Internet Explorer.

Protection

• Initial Rapid Release version November 13, 2003
• Latest Rapid Release version July 19, 2008 revision 019
• Initial Daily Certified version November 13, 2003
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date November 13, 2003

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: Low