用户服务中心

My library

+ Add to library

Search

24/7 Tech support | Rules regarding submitting

Send a message

Call us

+7 (495) 789-45-86

Forum

Your tickets

Total: -
Active: -
Latest: -

Call us

+7 (495) 789-45-86

CN

RU CN DE EN ES FR IT JP KZ UZ PL BY

Dr.Web vxCube

打开分析仪

计算机病毒事件调查

病毒知识库

技术

术语

教育培训

误区

有关反病毒软件的误区

Android.Packed.40777

Added to the Dr.Web virus database: 2018-10-31

Virus description added: 2018-11-01

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.DownLoader.570.origin

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) c.appj####.com:80
TCP(TLS/1.0) 1####.217.168.206:443
TCP y1.you####.com:9503
TCP y1.you####.com:9502
TCP y1.you####.com:9501

DNS requests:

a####.u####.com
c.appj####.com
y1.you####.com
y2.you####.com
y3.you####.com

HTTP POST requests:

a####.u####.com/app_logs
c.appj####.com/ad/splash/stats.html

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1.jar
/data/data/####/3565070593518950071.db-journal
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/ad_show_time.xml
/data/data/####/aypa0000.xml
/data/data/####/ayqa0000.xml
/data/data/####/ayqb0000.xml
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libjiagu.so
/data/data/####/playerData
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/ysa.xml
/data/data/####/ysa356507059351895.xml
/data/data/####/ysb356507059351895.xml
/data/data/####/ysc356507059351895.xml
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml

Miscellaneous:

Executes next shell scripts:

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

Loads the following dynamic libraries:

all_g
libjiagu

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding

Uses special library to hide executable bytecode.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Displays its own windows over windows of other applications.

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