SMS Flooder (generic description).
An SMS Flooder is a trojan that sends a massive amount of SMS messages to a single or multiple targets. A big amount of SMS messages can cause a lot of inconvenience and annoyance and in some cases crash specific hardware or perform a denial of service attack on a service.
Most famous SMS flooders: HellBomber, ICQSms, Bomber, SMS-Bomber, MobilKiller.
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.