Adware.Gexin.4552

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) pub-####.qin####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) l####.cc:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) adser####.go####.com:443
TCP(TLS/1.0) www.go####.nl:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
adser####.go####.com
c####.g####.ig####.com
c-h####.g####.com
l####.cc
plb####.u####.com
pub-####.qin####.com
s####.ml####.cc
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
ssl.gst####.com
u####.u####.com
www.go####.com
www.go####.nl
www.gst####.com

HTTP GET requests:

pub-####.qin####.com/tdata_EDT356
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_fyR930

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
l####.cc/i/sdk/install
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/743a435eda4a
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/ECalendarPreferences.xml
/data/data/####/ECalendarPreferences.xml.bak
/data/data/####/LKME_Server_Request_Queue.xml
/data/data/####/Reader.xml
/data/data/####/SuishenAd_prf.xml
/data/data/####/SuishenExitPageSDK_v92.apk
/data/data/####/WLNOVEL_preference.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQxNzExNTI1MDcy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQxNzExNTc5OTIw;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/i==1.2.0&&1.0.7_1541711525327_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libjiagu-197859388.so
/data/data/####/linkedme_referral_shared_pref.xml
/data/data/####/mwsdk_analytics.db-journal
/data/data/####/persistent_data.xml
/data/data/####/persistent_data.xml.bak
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_fyR930
/data/data/####/tdata_fyR930.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/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/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.umm.dat
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/blank.png
/data/media/####/btn_nav_bg.9.png
/data/media/####/btn_nav_sel.9.png
/data/media/####/cn.weli.novel.bin
/data/media/####/cn.weli.novel.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/dialog_details_bg.9.png
/data/media/####/dialog_dismiss.png
/data/media/####/dialog_dismiss_sel.png
/data/media/####/download_btn_normal.9.png
/data/media/####/fes_type_sel.9.png
/data/media/####/grid_bg.9.png
/data/media/####/grid_sel.9.png
/data/media/####/ic_btn_down.png
/data/media/####/ic_default.png
/data/media/####/info
/data/media/####/list_bg_sel.png
/data/media/####/tdata_bca864
/data/media/####/tdata_fyR930
/data/media/####/test.log
/data/media/####/top_btn_normal.9.png
/data/media/####/top_btn_selected.9.png
/data/media/####/update_btn_normal.9.png

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
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.module.push.DemoPushService 24282 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
ls /sys/class/thermal
mount

Loads the following dynamic libraries: