Chinese drone app hid ability to collect data, install apps, 'phone home' to Sina Weibo

<p>The Android DJI Go 4 app lets you fly your drone. It also contains sophisticated hidden functionality that can “phone home” every hour to Sina Weibo, one of the most popular Chinese social media sites, asking for fresh commands.</p> <p>Those new commands could include installing new apps on your phone for almost any purpose.</p> <p>In addition, the app restarts itself automatically when you try to quit it.</p>