IM-Worm.Win32.Skyperise is a worm that propagates by sending chat messages to all possible Skype accounts. This chat message supposedly contains a link to a copy of the worm. The link to the malware is currently unavailable.
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.
Upon execution, Skyperise searches for the presence of the Skype application in the system by checking the following registry entry:
It displays the following error message if the application is not found, and then it terminates:
Otherwise, it executes the Skype program and shows this Warning message:
Once the user has confirmed the Warning message, Skyperise randomly searches for users every three minutes. It then sends the following message to the discovered users:
Note: The path to which this link leads is unavailable at the time of this writing.