Downloading various apps blindly from Google play store may bring you at risk in terms of money. PandaLabs, the Cloud Security Company, has identified malicious Android apps on Google Play that can sign up users for premium SMS subscription services without their permission and so far it has infected at least 300,000 Android users. The four apps found free in the app store that came packaged with a premium SMS scam that dubbed as "Easy Hairdos", "Abs Diets", "Workout Routines" and "Cupcake Recipes".