Threat description


Category: Malware
Type: Email-Worm
Platform: W32
Aliases: Email-Worm:​W32/Agent.BC


This malware normally arrives downloaded by other trojan packages.

Depending on the supplied parameter, this malware can send numerous Spam messages.


Automatic action

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


More information on 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 more information.

Contact Support

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Technical Details

This malware installs a Spam Bot utilized for sending numerous spam messages.

On execution, it will immediately make queries on several exchange servers. The following settings can be configured to modify the malware's behavior:

  • Address to use
  • Interval for sending SMTP messages
  • Maximum connection to be made
  • Number of tries to connect to certain mail server before quiting
  • Port(s) to use
  • TimeOut value if no reply has been received from the server


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