With root privilege, the malware can then receive remote instructions on which app to download and silently install on mobile devices. This can then lead to affected users receiving unwanted apps, which may then lead to unwanted ads. Even worse, these threats can also be used to install backdoors and spy on users.

Source : TrendLabs Security Intelligence Blog‘GODLESS’ Mobile Malware Uses Multiple Exploits to Root Devices – TrendLabs Security Intelligence Blog