Security researchers have identified 24 Android apps delivering the recently-discovered Joker Trojan. As we've previously reported, Joker made its way onto Google Play as early as June, and it exfiltrates data while signing victims up for premium subscriptions.
The list of affected apps can be found here: https://hotforsecurity.bitdefender.com/blog/if-you-have-any-of-these-24-android-apps-installed-delete-them-now-21514.html