W32.Kelvir.U

Risk Level 2: Low

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Discovered: April 14, 2005

Updated: February 13, 2007 12:37:01 PM

Also Known As: Win32.Kelvir.R [Computer Assoc, IM-Worm.Win32.Kelvir.ad [Kaspe, W32/Generic.worm!p2p [McAfee], Troj/Kelvir-O [Sophos], WORM_KELVIR.T [Trend Micro]

Type: Worm

Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Kelvir.U is a worm that spreads through MSN Messenger and drops a copy of W32.Spybot.NLI.

Protection

Initial Rapid Release version April 14, 2005
Latest Rapid Release version April 14, 2005
Initial Daily Certified version April 14, 2005
Latest Daily Certified version April 14, 2005
Initial Weekly Certified release date April 14, 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: Moderate

Damage

Damage Level: Medium

Distribution

Distribution Level: Medium

Writeup By: Ka Chun Leung

Technical Details

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