Axelle Apvrille and Ruchna Nigam take an in-depth look at obfuscation techniques encountered while analysing Android malware - including both use of off-the-shelf products and custom obfuscation techniques.
more here..........https://www.virusbtn.com/virusbulletin/archive/2014/07/vb201407-Android-obfuscation
more here..........https://www.virusbtn.com/virusbulletin/archive/2014/07/vb201407-Android-obfuscation