New attack hides stealthy Android malware in images

A new technique that allows attackers to hide encrypted malicious Android applications inside images could be used to evade detection by antivirus products and possibly Google Play’s own malware scanner.

more here.............http://www.pcworld.com/article/2835432/new-technique-allows-attackers-to-hide-stealthy-android-malware-in-images.html

more here............https://github.com/cryptax/angeapk

and here is the angecryption tool........http://corkami.googlecode.com/svn/trunk/src/angecryption/