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Android.DownLoader.2102

Added to the Dr.Web virus database: 2017-05-01

Virus description added:

Technical information

Malicious functions:
Executes code of the following detected threats:
  • Android.Backdoor.285.origin
  • Android.DownLoader.441.origin
Downloads the following detected threats from the Web:
  • Android.Backdoor.285.origin
Network activity:
Connecting to:
  • d####.####.net:8080
  • a####.####.org
  • a####.####.org:8900
  • d####.####.net
  • up####.####.net:6020
  • dow####.####.net
  • m####.####.com
  • up####.####.net
HTTP GET requests:
  • d####.####.net/update/plugin_rt503.zip
  • dow####.####.net/ads/auto/jar/1_0_0093/zhsysgdi.jar
  • d####.####.net:8080/othersdk/0c82bc0f40714263bc5929189a12607e.jar
HTTP POST requests:
  • a####.####.org/ad-mis-light/shellLogTest
  • m####.####.com/hladserver/api/1
  • up####.####.net:6020/
  • a####.####.org:8900/ad-mis-light/getOtherSdkSwitchConfigNew
  • a####.####.org/ad-mis-light/otherSdkLog
  • up####.####.net/
Modified file system:
Creates the following files:
  • /data/data/####/shared_prefs/hlcsdpf.xml
  • /sdcard/.d080d3a37b0be7bc7c15c0a5ac76bc64/.config
  • /data/data/####/shared_prefs/hlcsdpf.xml.bak
  • /data/data/####/shared_prefs/AdSdkMsg.xml
  • /data/data/####/databases/DATA_DB-journal
  • /sdcard/.android/102877739
  • /data/data/####/shared_prefs/umeng_general_config.xml
  • /sdcard/.android/sign.info
  • /data/data/####/shared_prefs/appStatus.xml
  • /data/data/####/databases/vastpaydb
  • /sdcard/.d080d3a37b0be7bc7c15c0a5ac76bc64/zip/382ce07a-8755-45c9-9564-bd6e21a7bfa8.zip
  • /data/data/####/databases/vastpaydb-journal
  • /data/data/####/files/.android/zhsysgdi.jar
  • /data/data/####/shared_prefs/config.xml
  • /data/data/####/files/3210012930390123101097900157.jar
  • /data/data/####/shared_prefs/isOpens.xml
  • /data/data/####/shared_prefs/config.xml.bak
Miscellaneous:
Executes next shell scripts:
  • /system/bin/dexopt --dex 27 40 40 206196 /data/data/####/files/3210012930390123101097900157.jar 1251177957 -1919946824 45 /system/framework/core.jar /system/framework/core-junit.jar /system/framework/bouncycastle.jar /system/framework/ext.jar /system
  • /system/bin/dexopt --dex 27 40 40 206196 /data/data/####/files/321001293039012310193434581.jar 1251177957 -1919946824 45 /system/framework/core.jar /system/framework/core-junit.jar /system/framework/bouncycastle.jar /system/framework/ext.jar /system/
  • ps
  • /system/bin/dexopt --dex 27 52 40 426212 /data/data/####/files/.android/zhsysgdi.jar 1243975526 -1999926212 45 /system/framework/core.jar /system/framework/core-junit.jar /system/framework/bouncycastle.jar /system/framework/ext.jar /system/framework/
  • /system/bin/dexopt --dex 27 51 40 794872 /data/data/####/files/a136ce2ec98d2eec367c90d64b3dd0e5/9b49c29a-cede-45ea-9ce0-772b5ba539c1.zip 1251639725 1606275611 45 /system/framework/core.jar /system/framework/core-junit.jar /system/framework/bouncycast
  • /system/bin/dexopt --dex 27 46 40 643572 /data/data/####/cache/zhanghong_3.jar 1251241725 951174753 45 /system/framework/core.jar /system/framework/core-junit.jar /system/framework/bouncycastle.jar /system/framework/ext.jar /system/framework/framewor
Contains functionality to send SMS messages automatically.

Curing recommendations


Android

  1. 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.
  2. 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.

Find out more about Dr.Web for Android