A set of four semi-stealth viruses, not fully analyzed. In addition there are two shorter variants, 158 and 276 bytes, with no stealth-like abilities.
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.