Asian cybercriminals have figured out an unusual way to use the architecture of a mobile ad network to siphon money from their victims.
The new method represents another step in the evolution of mobile malware, which is booming with more smartphones shipping than PCs. Mobile ad networks open up the perfect backdoor for downloading code.
"It's a very, very clean infection vector," said Wade Williamson, a senior security analyst at Palo Alto Networks who discovered the new trickery.
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In legitimate partnerships between ad distributors and developers, the latter embeds the former's software development kit (SDK) into the app, so it can download and track ads in order to split revenue.
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