Adware.Gexin.19033

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) api.s####.mob.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(TLS/1.0) sett####.crashly####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443

DNS requests:

a####.exc.mob.com
api.s####.mob.com
plb####.u####.com
sett####.crashly####.com
u####.u####.com

HTTP POST requests:

a####.exc.mob.com/errconf
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/snsconf

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5BeginSession.cls_temp
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5BeginSession.json
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionApp.cls_temp
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionApp.json
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionDevice.cls_temp
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionDevice.json
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionOS.cls_temp
/data/data/####/5DEA4B9A030D-0001-085F-08EF4A51FBC5SessionOS.json
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5BeginSession.cls_temp
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5BeginSession.json
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionApp.cls_temp
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionApp.json
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionDevice.cls_temp
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionDevice.json
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionOS.cls_temp
/data/data/####/5DEA4B9F018A-0001-08EF-08EF4A51FBC5SessionOS.json
/data/data/####/MultiDex.lock
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/TwitterAdvertisingInfoPreferences.xml
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/a==7.5.4&&3.4.3.3_1575635867701_envelope.log
/data/data/####/com.crashlytics.prefs.xml
/data/data/####/com.crashlytics.sdk.android;answers;settings.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc1NjM1ODY3MzMz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTc1NjM1ODcxOTI0;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/i==1.2.0&&3.4.3.3_1575635867403_envelope.log
/data/data/####/info.xml
/data/data/####/initialization_marker
/data/data/####/joyshow_campus_config.xml
/data/data/####/libjiagu-1368591142.so
/data/data/####/mob_commons_1.xml
/data/data/####/mob_sdk_exception_1.xml
/data/data/####/multidex.version.xml
/data/data/####/sa_2ecb642f-9d3a-45e1-91af-9cf70e5ebc83_1575635866976.tap
/data/data/####/sa_3b344046-0bb5-45bd-a1fb-35458ed95a62_1575635894910.tap
/data/data/####/sa_3fee1bbe-b567-4f61-a5af-12dc72cce57c_1575635899842.tap
/data/data/####/sa_55153e29-98cc-4fc9-ae39-999f9f498362_1575635890293.tap
/data/data/####/sa_6f4f2fe7-ad5a-4692-8657-c418cc764cb9_1575635914592.tap
/data/data/####/sa_896c424d-847f-4992-84c0-e35ea8791ebd_1575635873870.tap
/data/data/####/sa_a2cb37ab-3b31-45d8-bf70-6b01a474bc8a_1575635904799.tap
/data/data/####/sa_a985e91a-15d5-4bb4-8cb9-dfb85685270f_1575635883573.tap
/data/data/####/sa_b7237af7-7fd6-43db-a53a-d975291bc209_1575635919537.tap
/data/data/####/sa_e77efcbe-a39d-4a39-8862-3b24e0b8e302_1575635924645.tap
/data/data/####/sa_e924b3e3-74eb-4420-9256-b13884878d54_1575635879335.tap
/data/data/####/sa_ef30eaef-d967-432d-92da-7d28de193392_1575635909527.tap
/data/data/####/session_analytics.tap
/data/data/####/session_analytics.tap.tmp
/data/data/####/share_sdk_1.xml
/data/data/####/sharesdk.db-journal
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/webview.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.rcTag
/data/media/####/.rc_lock
/data/media/####/.umm.dat

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
ls /
ls /sys/class/thermal
sh

Loads the following dynamic libraries:

X86Bridge
libjiagu-1368591142
neh
pl_droidsonroids_gif

Uses the following algorithms to encrypt data:

AES-CBC-PKCS7Padding
AES-ECB-PKCS7Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about location.

Gets information about network.

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

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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