The GhostCtrl backdoor, is an OmniRAT-Based Android malware that can spy on victims, steal data and take over Windows System using the RETADUP infostealer. In 2016, Kaspersky Lab registered nearly 40 million attacks by malicious mobile software. In late 2015 researchers at Avast discovered bad guys using the OmniRat remote administration tool (RAT) to compromise Android phones. Dubbed GhostCtrl by Trend Micro researchers, it can do some traditional mobile malware things like: Upload and download files to or from the bad guys servers.”]
Source: http://securityaffairs.co/wordpress/61112/malware/ghostctrl-omnirat-based-spreading.html