- Discovered:
- June 17, 2005
- Updated:
- February 13, 2007 12:40:42 PM
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
VBS.Ypsan.G@mm is a mass-mailing worm that sends itself to email addresses gathered from the Windows Address Book and also spreads through file-sharing networks. The worm deletes several files, folders, and registry entries, and attempts to shut down the compromised computer.
Antivirus Protection Dates
- Initial Rapid Release version June 17, 2005
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version June 17, 2005
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date June 22, 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: Medium
Distribution
- Distribution Level: High
Writeup By: Candid Wueest







