VBS.Corica@mm

Risk Level 1: Very Low

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Discovered:: September 26, 2002
Updated:: February 13, 2007 11:50:28 AM
Also Known As:: VBS/Corica-A [Sophos], VBS/Corica@MM [McAfee], VBS_CORICA.A [Trend], VBS.Corica [CA]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

VBS.Corica@mm is an email worm that sends itself to all contacts in the Microsoft Outlook Address Book. This worm also makes several modifications to the system registry and to Active Desktop to display its messages on the Active Desktop and when attempting to edit VBS scripts.

The email will arrive with an attachment named Microsoft.vbs. The subject of the message will be either "Hi" or "Hola."

Antivirus Protection Dates

Initial Rapid Release version September 27, 2002
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version September 27, 2002
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date October 2, 2002

Click 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

Writeup By: Brett Johnson

Technical Details

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Internet Security Threat Report, Volume 16