NetSky.Y

Threat description

Details

CATEGORYMalware
TYPEEmail-Worm

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 scanning & removal options

More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for further assistance.

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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