Black Jec

Threat description




This is a family of at least 11 small, non-interesting viruses, which add their code in front of any files they infect.


Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

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 more information.

Contact Support

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

Technical Details

Variant:Digital F/X

An extremely badly written variant, which crashes on many machines.


This 301 byte variant activates in September and displays the text:

Sad virus - 24/8/91

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