Google has announced their plans and system to curb all of that. They are calling it the Android Market Bouncer -- like that guy in a suit standing by the door.
a blog post, noting that while the advertising in question is aggressive, it doesn't meet the definition of "malicious".
between 1 million and 5 million Android users had been infected with a particular kind of malware identified as Android.Counterclank. In an alarming blog post, the security software retailer notes Android.Counterclank's overly broad permissions and ability to send personal data through a network connection. Now rival security software vendor Lookout Mobile Security claims that Symantec's post was overblown, and that the code executing in the 13 apps identified is overly aggressive adware, not malware.
published a report claiming that anywhere from one to five million Android phones and tablets may be infected with the Android.Counterclank spyware. The infections spread from thirteen identified apps across three developers, some of which have already been removed from the Android Market, presumably by Google. Most were blatant copies of popular games or vaguely naughty apps.
Comodo Mobile Security Free AV in the Android Market. The app includes a standard antivirus function and process manager, as well as call and SMS blocking and locking functions for individual apps. Surprisingly, all this functionality is included for free.
Paid Content, popular novels like the Harry Potter and Vampire Diaries, as well as titles from Stephen King and Patricia Cornwell. Google promptly removed the books after being alerted, but not before thousands of illicit copies were downloaded. The apps were free from a publisher calling itself "UKER", and presumably hoped to make money off of advertising.
An R&D director with ViaForensics has proven that the system can be bypassed, by installing an app with no permissions at all that can nonetheless completely control the Android shell.
AndroidGuys reports that all of them came from a single source, labelled as ReFraud, and were disguised as various popular but not overly obvious apps, like wallpapers and simple games.
#droidrage, and you might just get a response from Ben Rudolph the Windows Phone evangelist, giving you some shiny new Microsoft hardware.