A Trojan for Android mobile devices. After its installation, the Trojan launches when an Android smartphone is turned on and also when the device’s screen is unlocked.

Android.DownLoader.515.origin is a module loader. It downloads from command and control server ov.****base.com additional program component DynMain.jar and injects it using DexClassLoader class. Thus, the Trojan can execute an arbitrary code obtained in the Internet.

Using sockets in Android.DownLoader.515.origin, the native binary protocol is implemented in order to communicate with the server.

Also. the Trojan can be embedded into the firmware of several Android devices and located in the system folder in the form of executable ODEX files. Such files of the malicious application are detected as Android.DownLoader.2141.

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;
- Switch off your device and turn it on as normal.

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Android.DownLoader.515.origin

SHA1:

Curing recommendations

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