Present day viruses can infect not only your computer but also for your mobile device. Kaspersky Lab has just reported about detecting of three variants of new trojan application for mobile phones. It is Trojan-SMS.SymbOS.Viver. This spyware sends paid SMS messages to premium number. Thus money is transferred from users account to fraudsters account. This kind of trojan applications is not so new. Similar applications were detected last year. They are able to run on almost every mobile platform. But Viver virus is assigned only for Symbian mobile operating system. Thus it is first trojan-SMS virus for smartphones. The analysis shows that this virus is distributed by means of free warez sites and looks like useful Symbian applications such as media players, photo editors and etc.