The trojan that downloads and executes remote code. It was first discovered in 2021 by Doctor Web specialists as Android.DownLoader.1051.origin. At that time, it was controlled from the server hxxps[:]//rgk[.]zuoyoo[.]cn.
In 2025, it became part of the Android.Phantom family. Current versions are controlled from the following servers:
The trojan is used in conjunction with the Android.Phantom.5 packer.
Curing recommendations
Android
If the mobile device is operating normally, download and install Dr.Web for Android Light. Run a full system scan and follow recommendations to neutralize the detected threats.
If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
Once you have activated safe mode, install the Dr.Web для Android Light onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
Verlängerung der Testversion über AppGallery/Google Pay
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