The Star N9500 smartphone, a popular and cheap handset device in China, comes pre-installed with Uupay.D Trojan horse. Trojan horse, disguising as a version of the Google Play Store, could allow manufacturer to spy onto their users’ personal data and conversations without any restrictions and users knowledge. Spyware runs in the background and has capability to steal personal information, copy users’ data, record calls automatically with unlimited time and send costly SMS to premium services, thereby sending all the stolen information to an anonymous server based in China.
Source: https://thehackernews.com/2014/06/chinese-android-smartphone-comes-with.html