In addition to the traditional e-mail chain letter hoaxes, several innocent programs have received lots of publicity lately as they have been accused of being trojans or viruses.
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 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.
The first example of these programs was GHOST.EXE. This is a Windows demonstration program which displayed a graveyard and a set of ghosts in a window. On Friday the 13th, the title of the screen was changed to 'Happy Friday the 13th!' and the ghosts started flying around the Windows desktop. This program was analysed and found harmless.