Discovered by mobile security firm Zimperium, the GriftHorse malware subscribes users to premium SMS services, and has been at it since at least November 2020. In a joint , Zimperium researchers Aazim Yaswant and Nipun Gupta, describe GriftHorse as one of the "most widespread campaigns" they've tracked this year.

Link: Millions of Android phones infected with this dangerous new malware
via http://www.techradar.com