Not trying to get messages or rewards, hackers can take control of an Android operating system with just one image. They send a PNG image while they enter different websites. When you click on an image, the device is entered into a malicious code that you can use to steal your device data from the remote control and control. As you know, Google has advised users not to click on unknown PNG formats. In addition to security updates for the Android operating system.
Tech Tech, Source: Internet