Adware.Gexin.18063

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) a####.u####.com:80
TCP(HTTP/1.1) 1####.178.214.153:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) vod.c####.cn:80
TCP(HTTP/1.1) pic.c####.cn:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) s####.ml####.cc:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
c-h####.g####.com
cm-1####.ig####.com
l####.tbs.qq.com
pic.5####.c####.cn
pic.c####.cn
pub-####.qin####.com
s####.ml####.cc
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
ssl.gst####.com
vod.c####.cn
www.go####.com
www.gst####.com

HTTP GET requests:

pic.c####.cn/photoAlbum/page/performance/img/2018/12/17/1545039957811_36...
pic.c####.cn/photoAlbum/page/performance/img/2018/12/17/1545040060514_33...
pic.c####.cn/photoAlbum/page/performance/img/2018/12/17/1545040203560_16...
pic.c####.cn/photoAlbum/page/performance/img/2018/12/29/1546086650616_44...
pic.c####.cn/photoAlbum/page/performance/img/2019/1/10/1547100898631_81....
pic.c####.cn/photoAlbum/page/performance/img/2019/1/10/1547101411168_110...
pic.c####.cn/photoAlbum/page/performance/img/2019/1/17/1547694218112_518...
pic.c####.cn/photoAlbum/page/performance/img/2019/1/8/1546934610319_766....
pic.c####.cn/photoAlbum/page/performance/img/2019/1/8/1546942088619_387....
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_EDT369
q####.c####.l####.####.com/tdata_MkX219
q####.c####.l####.####.com/tdata_RTc910
q####.c####.l####.####.com/tdata_XeE960
q####.c####.l####.####.com/tdata_mtl581
sdk.o####.p####.####.com/api/addr.htm
vod.c####.cn/apk/cctvchild/cctvchild-201700132.apk

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/24591a70621c1443bb25435004f5c65c423f3fd352501fa....0.tmp
/data/data/####/304407cbafa56ead7bea3001164127241ad466112e4117f....0.tmp
/data/data/####/3155b8fe51f4cea05511e3bfe1cffd2058ee88f51eb7607....0.tmp
/data/data/####/3cd2b966ef5b8e17234c5a284117e628b5168292218f0a8....0.tmp
/data/data/####/84c3b6f315ab13be3eb42a233392823c1291161bb643fda....0.tmp
/data/data/####/861e2baac257d69ac70ecf63e0382d590544ca78859a83b....0.tmp
/data/data/####/948ff0ccb512
/data/data/####/9890cbca1f301e958f1bf953cb5c2471e4b3d151018727d....0.tmp
/data/data/####/COM_CCTV_ANALYSIS_SDK_SPUTILS.xml
/data/data/####/COM_CTVIT_UTILS_SPUTILS.xml
/data/data/####/b14543517766ca0dc8062c8caded8751d72855693e83863....0.tmp
/data/data/####/c689267cc8418f234fd34ae97af852f01f1e5d89d31395f....0.tmp
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.ctvit.cctvchildren_preferences.xml
/data/data/####/core_info
/data/data/####/eb243e7a50c656b34213b24d8923c7d2653c26793b0b2f5....0.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fa49f87b5493632ac17807741143a962e0d550f27ec20cd....0.tmp
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/journal.tmp
/data/data/####/libjiagu.so
/data/data/####/list.db-journal
/data/data/####/multidex.version.xml
/data/data/####/mwsdk_analytics.db-journal
/data/data/####/persistent_data.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbslock.txt
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_RTc910
/data/data/####/tdata_RTc910.jar
/data/data/####/tdata_XeE960
/data/data/####/tdata_XeE960.jar
/data/data/####/tdata_mtl581
/data/data/####/tdata_mtl581.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/media/####/.nomedia
/data/media/####/CARDGROUPS_NORMAL_CACHEPage1501489257354838
/data/media/####/app.db
/data/media/####/cctv_null
/data/media/####/com.ctvit.cctvchildren.bin
/data/media/####/com.ctvit.cctvchildren.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tbslog.txt
/data/media/####/tdata_MkX219
/data/media/####/tdata_RTc910
/data/media/####/tdata_XeE960
/data/media/####/tdata_mtl581
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.ui.push.MyPushService 25238 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop ro.product.cpu.abi
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.ui.push.MyPushService 25238 300 0

Loads the following dynamic libraries: