Dangerous Rootkit found Pre-Installed on nearly 3 Million Android Phones

As the article says, "This is the second case in a single week when researchers have warned of Android smartphones coming pre-installed with backdoors that not only send massive amounts of personal data to Chinese servers, but also allow hackers to take control of your device."

Here's the report from AnubisNetworks: http://blog.anubisnetworks.com/blog/ragentek-android-ota-update-mechanism-vulnerable-to-mitm-attack