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Virus & security » Virus descriptions » W32/Blaster.A
W32/Blaster.A
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W32/Blaster.A Destructivity: High Spreading: None Overall risk: Medium
• Detected by virus detection files published: 12 Aug 2003
• Virus characteristics first published: 12 Aug. 2003
• Virus characteristics latest update: 20 Sep. 2005
• Type: Worm
• Alias: MSBlast.A
• Spreading mechanism: Network
• Overall risk: Medium
• Payload: Performs a denial of service attack
Type Spreading mechanism Destructivity & payload Additional descriptions Detection & removal

This worm spreads using a buffer overflow exploit in Windows DCOM RPC service. The file, called MSBlast.exe, is 6176 bytes long, and compressed using UPX.
 
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