This post was originally published on this site

Posted by Anthony Desnos, Megan Ruthven, and Richard Neal, Google Play Protect security engineers and Clement Lecigne, Threat Analysis Group

Google is constantly working to improve our systems that protect users from Potentially Harmful Applications (PHAs). Usually, PHA authors attempt to install their harmful apps on as many devices as possible. However, a few PHA authors spend substantial effort, time, and money to create and install their harmful app on a small number of devices to achieve a certain goal.

This blog post covers Tizi, a backdoor family with some rooting capabilities that was used in a targeted attack against devices in

This post first appeared on Google security. Read the original article.