Security experts at G-Data security firm have discovered new cases of Chinese Android mobile devices infected by pre-installed malware. The kits analyzed by the company are commercialized by many manufacturers including Huawei, Lenovo and Xiaomi. Middlemen may have modified the firmware to steal user data and inject advertising to realize financial frauds. Security experts speculate that threat actors compromised the supply chain, speculating the involvement of an intelligence agency. The mobile devices run a version of firmware implementing espionage features, security experts also speculate.”]
Source: https://securityaffairs.co/wordpress/39821/hacking/chinese-smartphones-pre-installed-malware.html