Abstract
abstract Along with the progress of network and development of smartphones, our life have been greatly facilitated. We can almost surf the internet anywhere, any-time. However, these might also cause crisis that we pay less attention on things happened around us. In recent years traffic-related death rate had rise around the world, a part of this result is because of the popularity of smartphones. In this thesis we first introduce mobile networks and some common attacks in it, then we propose a malware for mobile networks to make difficulties for people using smartphones outdoor. In the end we discuss the circumstance to run this malware. ii