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Dr.Web vxCube

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Android.Gexin.774

Aggiunto al database dei virus Dr.Web: 2020-09-13

La descrizione è stata aggiunta: 2020-09-13

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) tinychi####.q####.com.####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) et2-na6####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(TLS/1.0) api.buduobu####.com:443
TCP(TLS/1.0) d####.me####.com:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.g####.com:5224

DNS requests:

7j####.c####.z0.####.com
a.appj####.com
api.buduobu####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
eco####.me####.com
log.u####.com
sdk.c####.g####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
www.buduobu####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_myE644
et2-na6####.wagbr####.ali####.####.com/bar/get/577deb8d67e58eb366000ce8/...
sdk.o####.p####.####.com/api/addr.htm
ti####.c####.l####.####.com/tdata_qHR433
tinychi####.q####.com.####.com/config/hzv9.conf

HTTP POST requests:

a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/Meiqia.xml
/data/data/####/buduobushao.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libjiagu.so
/data/data/####/mobclick_agent_cached_com.buduobushao.android.webclient2
/data/data/####/push.pid
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tdata_myE644
/data/data/####/tdata_myE644.jar
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_socialize.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/com.buduobushao.android.webclient.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/tdata_myE644

Miscellaneous:

Executes the following shell scripts:

chmod 755 <Package Folder>/files/libjiagu.so

Loads the following dynamic libraries:

getuiext2
libjiagu

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS7Padding

Uses special library to hide executable bytecode.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Gets information about installed apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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.

Find out more about Dr.Web for Android

Free trial

14 days

Get it on Google Play