New mobile threat families and variants rose by 49% from last quarter, from 100 to 149. 136, or 91.3% of these were Android and 13, or 8.7% Symbian. Q1 2013 numbers are more than double that of a year ago in Q1 2012.
While the “walled-gardens” of the iOS and Windows Phone, where apps require approval before sale, have prevented malware threats to develop for the iPhone or Nokia models running those systems, Android threats are increasing and becoming more likely to affect average users.
“I’ll put it this way: Until now, I haven’t worried about my mother with her Android because she’s not into apps,” F-Secure Security Advisor Sean Sullivan said. “Now I have reason to worry because with cases like Stels, Android malware is also being distributed via spam, and my mother checks her email from her phone.”
You can get the entire report here and as you read through it, listen to our Chief Research Officer Mikko Hypponen and Sean Sullivan walk through the report in this exclusive preview. (Sorry, there is a odd echo for the first few minutes of the recording.)
Here’s a look at profit-motivated threats. Is anyone surprised that mobile malware authors are mostly motivated by money?
As far as the types of threats our Labs is seeing, Trojans continue to dominate:
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