The Trojan for Android mobile devices. Once it is launched, it uploads a number of applications to the infected mobile device and creates corresponding icons on the home screen. Clicking those icons results in installation of the programs. The Trojan can download not only harmless programs but also malicious and unwanted software, for example, SMS Trojans or advertising modules.
In particular, Android.BackDoor.20 downloads and tries to install the Adware.HiddenAds.1 advertising module. In order to install the module, it occasionally displays the following dialogue box:
If the previously installed Adware.HiddenAds.1 module is removed, the Trojan will ask the user to install it once again.