Android Application hacking with Insecure Bank Part 2

In the previous article, we looked at setting up a mobile pentesting platform for Android applications. By now, you must have set up an emulator using genymotion and installed all the android command line tools along with some other additonal tools (drozer, dex2jar, apktool). In this article, we will look at some information gathering techniques. We will see how we can decompile an application to its java source, analyze the signature of the application and many more things.

more here........http://resources.infosecinstitute.com/android-application-hacking-insecure-bank-part-2/