Google led a takedown of a botnet of more than 1.3 million Android devices, mostly TV set-top boxes. Google says it’s highly confident the box maker, Videostrong of Shenzhen, built the backdoor in on purpose and sold access to criminals.
What it did
- The backdoor, called x.cpe, runs as a system app in the firmware with system-level access. It switches off Google Play Protect so it can install apps silently.
- Criminals used the boxes for ad fraud and as residential proxies, sending other people’s traffic through owners’ home internet.
- Google used legal action to seize the control domains and servers, plus those of a dozen-plus malware families loaded through the backdoor. It expects that to cut off access to at least 10 million more infected devices.
- Videostrong and any future affiliates are banned from certified Android.
The bad part
The backdoor is still on the boxes, and owners can’t remove it. If you have a cheap no-name Android TV box, unplug it. If you can’t do that, put it on an isolated IoT VLAN with no access to the rest of your network.
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