Security researchers identified 36 Android phones with mobile malware pre-installed on the devices. Check Point Mobile Threat Prevention research team discovered the mobile malware on new phones belonging to a large telecommunications firm and a multinational technology company. The list of infected phones is as follows: the Lenovo S90 and A850; Oppo N3 and R7 Plus; Vivo X6 Plus; Asus Zenfone; Xiaomi Mi 4i and Redmi; ZTE x500; Galaxy Note 2, 3, 4, 5, 8.0 and Edge; Galaxy Tab 2 and S2.”]
Source: https://securityintelligence.com/news/pre-installed-mobile-malware-targets-android-users/