VBS.Cian.C

Risk Level 1: Very Low

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Discovered:: February 12, 2003
Updated:: February 13, 2007 11:42:59 AM
Also Known As:: VBS.Cian.C@mm, VBS.Cian.C [CA], VBS_CIAN.C [Trend], VBS/Cian [McAfee]
Type:: Worm, Virus
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

VBS.Cian.C is the VBS component inserted into an infected system by the W97M.Cian.C@mm or X97M.Cian.C@mm worm components.

VBS.Cian.C creates and infects various files and modifies several registry values.

Antivirus Protection Dates

Initial Rapid Release version February 13, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version February 13, 2003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date February 19, 2003

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: Medium

Distribution

Distribution Level: High

Writeup By: Atli Gudmundsson

Technical Details

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Internet Security Threat Report, Volume 16