Pieces of mobile malware designed to subscribe unwitting individuals to premium services, also known as premium service abusers, are more and more common these days because they can help cybercriminals make a lot of money. Trend Micro has published an infographic to detail where these malicious apps come from, how they work, and how much damage they can cause. These pieces of malware are usually hosted on download websites, file storage sites, and redirector pages. Th…