Malware
SmsAgent
SMSAgent appears as a game application, but silently performs malicious routines in the background.
SmsAgent is a Android malware family.
Background
SMSAgent disguises itself as a game app while quietly running malicious routines in the background. It tries to pull additional potentially malicious files from a remote server and dispatches SMS or MMS messages that rack up costly charges on the victim's phone bill.
Source: Malpedia (Fraunhofer FKIE).