Trojan-Dropper:SymOS/StealWar is a family of trojan programs, which are usually distributed as malicious SIS files.
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.
On execution, StealWar drops the following Symbian malware onto the system:
The combined effect of the installed malwares is to produce heavy Bluetooth traffic, caused by the resending of installed Cabir and Commwarrior variants.
There is also the effect of leaking phonebook information to phones within Bluetooth range.