A dangerous new Android backdoor has been found - Keenadu lurks in firmware, here's what we know

Kaspersky found a new backdoor being distributed in brand new Android devices, used for ad fraud.
CSO Online

Keenadu: Android malware that comes preinstalled and can’t be removed by users

Keenadu infiltrated devices by posing as legitimate system components, prompting calls for tighter controls on firmware ...

Multiple brands of Android tablets shipped with built-in malware (Updated: Google statement)

Kaspersky researchers say Android tablets from some brands left the factory with hidden firmware backdoor malware already ...

Multiple Android devices found to have dangerous built-in backdoor: how to know if yours is safe

A new Android malware was found to be pre-installed on some budget Android phones and tablets by security researchers.