Adware.Gexin.17246

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) q####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) webgat####.123e####.com:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
and####.b####.qq.com
c-h####.g####.com
cm-1####.ig####.com
log.u####.com
s####.u####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
webgat####.123e####.com

HTTP GET requests:

q####.c####.l####.####.com/config/hz-hzv6.conf
ti####.c####.l####.####.com/tdata_BVv364
ti####.c####.l####.####.com/tdata_MkX219
ti####.c####.l####.####.com/tdata_RTc910

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/1565972664960.log
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.eblog_preferences.xml
/data/data/####/config.json
/data/data/####/crashrecord.xml
/data/data/####/device_id.xml.xml
/data/data/####/getui_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu-250487962.so
/data/data/####/local_crash_lock
/data/data/####/mobclick_agent_cached_com.eblog41
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/okgo.db-journal
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/thingsDB.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_socialize.xml
/data/data/####/user_setting.xml
/data/data/####/weixinsimple.xml
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/blank
/data/media/####/com.eblog.bin
/data/media/####/com.eblog.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/ic_default_head.png
/data/media/####/icon_del_express_btn_normal.png
/data/media/####/logs.csv
/data/media/####/monitor.db-journal
/data/media/####/notify.wav
/data/media/####/smiley_0.png
/data/media/####/smiley_1.png
/data/media/####/smiley_10.png
/data/media/####/smiley_11.png
/data/media/####/smiley_12.png
/data/media/####/smiley_13.png
/data/media/####/smiley_14.png
/data/media/####/smiley_15.png
/data/media/####/smiley_16.png
/data/media/####/smiley_17.png
/data/media/####/smiley_18.png
/data/media/####/smiley_19.png
/data/media/####/smiley_2.png
/data/media/####/smiley_20.png
/data/media/####/smiley_21.png
/data/media/####/smiley_22.png
/data/media/####/smiley_23.png
/data/media/####/smiley_24.png
/data/media/####/smiley_25.png
/data/media/####/smiley_26.png
/data/media/####/smiley_27.png
/data/media/####/smiley_28.png
/data/media/####/smiley_29.png
/data/media/####/smiley_3.png
/data/media/####/smiley_30.png
/data/media/####/smiley_31.png
/data/media/####/smiley_32.png
/data/media/####/smiley_33.png
/data/media/####/smiley_34.png
/data/media/####/smiley_35.png
/data/media/####/smiley_36.png
/data/media/####/smiley_37.png
/data/media/####/smiley_38.png
/data/media/####/smiley_39.png
/data/media/####/smiley_4.png
/data/media/####/smiley_40.png
/data/media/####/smiley_41.png
/data/media/####/smiley_42.png
/data/media/####/smiley_43.png
/data/media/####/smiley_44.png
/data/media/####/smiley_45.png
/data/media/####/smiley_46.png
/data/media/####/smiley_47.png
/data/media/####/smiley_48.png
/data/media/####/smiley_49.png
/data/media/####/smiley_5.png
/data/media/####/smiley_50.png
/data/media/####/smiley_51.png
/data/media/####/smiley_52.png
/data/media/####/smiley_53.png
/data/media/####/smiley_54.png
/data/media/####/smiley_55.png
/data/media/####/smiley_56.png
/data/media/####/smiley_57.png
/data/media/####/smiley_58.png
/data/media/####/smiley_59.png
/data/media/####/smiley_6.png
/data/media/####/smiley_60.png
/data/media/####/smiley_61.png
/data/media/####/smiley_62.png
/data/media/####/smiley_63.png
/data/media/####/smiley_64.png
/data/media/####/smiley_65.png
/data/media/####/smiley_66.png
/data/media/####/smiley_67.png
/data/media/####/smiley_68.png
/data/media/####/smiley_69.png
/data/media/####/smiley_7.png
/data/media/####/smiley_70.png
/data/media/####/smiley_71.png
/data/media/####/smiley_72.png
/data/media/####/smiley_73.png
/data/media/####/smiley_74.png
/data/media/####/smiley_75.png
/data/media/####/smiley_76.png
/data/media/####/smiley_77.png
/data/media/####/smiley_78.png
/data/media/####/smiley_79.png
/data/media/####/smiley_8.png
/data/media/####/smiley_80.png
/data/media/####/smiley_81.png
/data/media/####/smiley_82.png
/data/media/####/smiley_83.png
/data/media/####/smiley_84.png
/data/media/####/smiley_85.png
/data/media/####/smiley_86.png
/data/media/####/smiley_87.png
/data/media/####/smiley_88.png
/data/media/####/smiley_89.png
/data/media/####/smiley_9.png

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
/system/bin/sh -c type su
chmod 755 <Package Folder>/.jiagu/libjiagu-250487962.so
getprop
getprop ro.miui.ui.version.name

Loads the following dynamic libraries:

Bugly
constants
getuiext2
hyphenate
hyphenate_av
hyphenate_av_recorder
libjiagu-250487962
sqlite

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

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.

Gets information about sent/received SMS.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

Free trial