Malware dubbed the Joker has been seen in 24 malicious apps on Google Play with 472,000 installs. Malware is hidden in the advertisement frameworks utilized by the 24 apps, which aggregate and serve in-app ads. The malware targets users in 37 countries, including China, France, Germany, U.S. and the U.K., using a list of country codes. Google kicked 24 apps off of its official Android app marketplace after spyware was discovered in them.
Source: https://threatpost.com/joker-spyware-google-play-apps/148053/