Android applications and security breach

The evolution of the Technology and its use in the daily life and business has made that the people trust in mobile devices to perform important activities. Hackers have focus in them due to the information they can get. In recent years, the growth of malware towards mobile devices has been outstanding. In this paper we present mobile threats and some of the main attack vectors that hackers use to steal information. Taking into account that applications are necessary in Android, we perform the analysis of a sample of the Remote Access Trojan called Dendroid, due to it is easy to found this kind of Trojans in Android applications. Also, as an example of how dangerous for the privacy of the users are the applications that request more permissions than those they need to run; ending with the encouragement to developers and researches to find alternatives to solve this security breach in Android.