F-Secure security firm has published the Mobile threat report Q3/2012 related the past quarter that presents the mobile threat landscape. During the third quarter were detected 51,447 unique samples of malware developed for Android devices. The majority of the new Android agents detected has been designed to achieve frauds based of SMS use. The large diffusion in China and Russia of such malicious code is a natural consequence of the continued high growth in Android smartphone adoption in those regions. Symbian OS has been hit by 21 new families and instances of malware.”]