Android/Trojan.HiddenAds.BiRa is Malwarebytes’ detection name for a trojan for the Android platform that poses as a game and requests device administrator rights during install.
During install of Android/Trojan.HiddenAds.BiRa the game will ask for device administrator rights with permission to Lock the screen.
Consequently it will display annoying lock screen advetisements that take up the whole screen.
Malwarebytes detects this applications as Android/Trojan.HiddenAds.BiRa.
It is advisable to let Malwarebytes for Android, which detects this as Android/Trojan.HiddenAds.BiRa, remove the app. If you do it manually you will have to remove the device administrator rights.