Threat Description

NetSky.Y

Details

Aliases:NetSky.Y, W32/NetSky.Y@mm
Category:Malware
Type:Email-Worm
Platform:W32

Summary



NetSky.Y worm was discovered late night on April 20th, 2004. It is similar to the Netsky.X variant found earlier during the same day. It is repacked with PEpack.



Removal


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More

You may wish to refer to the Support Community for further assistance. You may also refer to General Removal Instructions for a general guide on alternative disinfection actions.

Eliminating a Local Network Outbreak

If the infection is in a local network, please follow the instructions on this webpage:



Technical Details



For more information on Netsky.X see: Netsky.X

Netsky.Y sends email messages that look as follows:

Subject: Delivery failure notice (ID-random number)
 Attachment: www.random domain name.random user name.session.random number.com

The body of the message contains one of the following words:

Partial, External, New or Delivered

followed by the text:

message is available





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