Android.WannaLocker is a Trojan horse for Android devices that encrypts files on the device's external storage and demands a payment to decrypt them.
Android package file
The Trojan may arrive as a package with the following characteristics:
Once installed, the application will display an icon with Chinese text and an image of a character holding a bunch of red flowers.
Once opened, the application changes the icon to an close-up of a handshake with the text: Lycorisradiata. The application also changes the device's wallpaper to this image.
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