Discovered: April 24, 2008
Updated: April 24, 2008 11:19:01 PM
Also Known As: WORM_AUTORUN.BSG [Trend], Win32/Caowy.G [Computer Associates]
Type: Worm
Infection Length: 15,584 bytes
Systems Affected: Windows 98, Windows 95, Windows XP, Windows Me, Windows Vista, Windows NT, Windows Server 2003, Windows 2000
W32.Otwycal.A is a worm that spreads by copying itself to fixed and removable drives.
Protection
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Initial Rapid Release version April 24, 2008 revision 019
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Latest Rapid Release version May 11, 2008 revision 016
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Initial Daily Certified version April 24, 2008 revision 022
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Latest Daily Certified version May 11, 2008 revision 021
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Initial Weekly Certified release date April 30, 2008
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Easy
Damage
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Damage Level: Medium
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Payload: May download potentially malicious files on to the compromised computer.
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Modifies Files: Infects explorer.exe
Distribution
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Distribution Level: Low
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Target of Infection: Spreads through removable drives.
Writeup By: Paul Mangan
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