Viver is a family of Symbian application trojans that send premium-rate SMS messages.
The trojans activate as soon as the SIS file containing the trojan is installed. It then starts to send SMS messages to premium-rate numbers.
Trojans of Viver family affect Symbian S60 2nd Edition and older, which means that the latest device affected is Nokia N70.
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.
F-Secure Mobile Anti-Virus for Symbian detects this malware starting from the update build number 124.