This is a Generic Detection that identifies a multitude of files that have been packed in a certain way.
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.
This detection is displayed using the name 'Gen:Heur.Krypt.10'. For more information, please see the Packed Threat Description.