Adware.Gexin.9429

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) nbkingl####.cn-hang####.log.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) ti####.c####.l####.####.com:443
TCP(TLS/1.0) c####.x####.com:443
TCP(TLS/1.0) api.kyxd####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
and####.b####.qq.com
api.kyxd####.com
av1.x####.com
c####.g####.ig####.com
c####.x####.com
c-h####.g####.com
i####.kyxd####.com
i.t####.com
nbkingl####.cn-hang####.log.####.com
nbkingl####.cn-hang####.log.####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_Wqf010
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_ynp969
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
nbkingl####.cn-hang####.log.####.com/logstores/nbkingloan-statistics-rel...
nbkingl####.cn-hang####.log.####.com/logstores/nbkingloan_android_releas...
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/1002
/data/data/####/1004
/data/data/####/1551462975198_2275
/data/data/####/1551462975313_2275
/data/data/####/1551462975504_2275
/data/data/####/1551462975710_2275
/data/data/####/1551462976374_2309
/data/data/####/1551462976460_2309
/data/data/####/21bbc2041f1b042d01025f10cb1e10d433be278be82410d....0.tmp
/data/data/####/5b281c8a2a00e69c2806ae55b79309a0058f6afd07d930c....0.tmp
/data/data/####/6096df95d9409c4b8ff2c02d73ed7f395400117e667f485....0.tmp
/data/data/####/NUANSHUIDAI.xml
/data/data/####/TDCloudSettingsConfig40BD1064395249EC84A84E29CF0BF39F.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_longtime0.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDpref_shorttime0.xml
/data/data/####/b3786433597e884a7c476fe9f9ba7607cac2d6bae76e781....0.tmp
/data/data/####/bankcode.json
/data/data/####/bugly_db_-journal
/data/data/####/c571c2ebbddf0f2d56812945a176bfdfa070fe6f33d00fb....0.tmp
/data/data/####/c72a1e4c20beef1c1f199e0cfee05c0c168ff95afd79cf5....0.tmp
/data/data/####/com.nbkingloan.fastloan.BETA_VALUES.xml
/data/data/####/com.nbkingloan.fastloan_preferences.xml
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/ec9cdd53bfb6a8fc8186bf41cd7587c48bbeb78843aafb3....0.tmp
/data/data/####/ffd68a52bdbaf872895f02bcdb3caa7c4e6841b2d7ef6a8....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/####/journal.tmp
/data/data/####/libjiagu-374556722.so
/data/data/####/local_crash_lock
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/data/data/####/province.json
/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/####/security_info
/data/data/####/tbs_download_config.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_Wqf010
/data/data/####/tdata_Wqf010.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_ynp969
/data/data/####/tdata_ynp969.jar
/data/data/####/tdid.xml
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/0d4d523a-11fd-4d61-83c2-e51627c0d99c.jpg
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.nbkingloan.fastloan.bin
/data/media/####/com.nbkingloan.fastloan.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tdata_Jga153
/data/media/####/tdata_Wqf010
/data/media/####/tdata_bca864
/data/media/####/tdata_ynp969
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.nbkingloan.installmentloan.getui.PushService 25326 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop ro.product.cpu.abi
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.nbkingloan.installmentloan.getui.PushService 25326 300 0

Loads the following dynamic libraries: