Adware.Gexin.4624

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) a####.u####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) h####.opensp####.cn:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) oss.newairc####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) d####.opensp####.cn:80
TCP(TLS/1.0) h5.newairc####.com:443
TCP(TLS/1.0) oss.newairc####.com:443
TCP(TLS/1.0) s####.ml####.cc:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
a.appj####.com
c####.g####.ig####.com
c-h####.g####.com
d####.opensp####.cn
h####.opensp####.cn
h5.newairc####.com
img.newairc####.com
oss.newairc####.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

HTTP GET requests:

h####.opensp####.cn/launchconfig?t=####&p=bm5pb####
oss.newairc####.com/nnrb/pic/201701/11/2a6a1c35-1c5b-4cd9-a950-84dc9265b...
oss.newairc####.com/nnrb/pic/201701/11/2c50fb48-96a3-4a2d-9d05-6b28b75a7...
oss.newairc####.com/nnrb/pic/201701/16/462f67f6-b69c-4a0e-aae2-9186d84b5...
oss.newairc####.com/nnrb/pic/201701/16/62cb3c3f-262b-4723-acfb-78603c396...
oss.newairc####.com/nnrb/pic/201701/16/7c83e15e-162e-430a-9be1-e5bc387b5...
oss.newairc####.com/nnrb/pic/201701/16/7de3aae7-412a-46a1-ae9e-8624c29ee...
oss.newairc####.com/nnrb/pic/201701/16/dca2c503-e3b6-4754-b2b5-6eeb23c79...
oss.newairc####.com/nnrb/pic/201701/16/f5dfc0c9-32eb-40ad-9810-52ffcc455...
oss.newairc####.com/nnrb/pic/201709/27/3d8e49be-886c-4122-9d42-2154ec266...
oss.newairc####.com/nnrb/pic/201803/05/d2ae6007-ceb4-47ea-ae9c-cb6952910...
oss.newairc####.com/nnrb/pic/201810/19/bf74917c-dde2-4f2a-92a2-26af782fb...
pub-####.qin####.com/tdata_EDT356
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_Soq141
t####.c####.q####.####.com/tdata_vxj811

HTTP POST requests:

a####.u####.com/app_logs
a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
d####.opensp####.cn/index.php/clientrequest/clientcollect/isCollect
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/-1312716470
/data/data/####/-1383970054
/data/data/####/-997320230
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/0852628d61ea12a859a7f35ea4b4826b021eabd79d56ad8....0.tmp
/data/data/####/0da3364efce87940f297660c6fd43eb2aac6d51e9cb6829....0.tmp
/data/data/####/0efedea45552091c5937e6165120f7d03cd6c2c9d48bea4....0.tmp
/data/data/####/12b6d4252b7379c3739cfd0217d092aff3b91d6e3aa831a....0.tmp
/data/data/####/1389023919
/data/data/####/144affa76ecfb24a2608d6585bb388e4386969afdd08faf....0.tmp
/data/data/####/1695857311
/data/data/####/18a493b8892fe759116c64e50a0c55e2ac7db9af6c552cb....0.tmp
/data/data/####/2014207081
/data/data/####/218e8c32f501df14c7d78beeaa7f8bb45116f34289d7d95....0.tmp
/data/data/####/36939a91dce9f1aadfd4358805528c24d6176a303c39e98....0.tmp
/data/data/####/3835b411ac3ff0d117d15d6f07f09c76dec18061135bed3....0.tmp
/data/data/####/386967948
/data/data/####/3873d9d5df69212819ba7ce31879edfd518c329a9dacf14....0.tmp
/data/data/####/492145343
/data/data/####/54618a4aba806bc11c4f5e98b4d5789ec20347d35ea8005....0.tmp
/data/data/####/5b2da5553c80e890ff225cb1a557ccf0793959132c23b4b....0.tmp
/data/data/####/6c705a2fbdff0a86525ab6a7a0d22fbd9fc8c485a5364c8....0.tmp
/data/data/####/722552870
/data/data/####/7283d423d44b965b41033ce468e9aaab7067ecddd3b7ef5....0.tmp
/data/data/####/82b2b1900ffea2d77dd26d11cfe84a19f9e66488010d2b8....0.tmp
/data/data/####/8f8b3a9323d17880440a116f2c0923dc323bdd87fa1506d....0.tmp
/data/data/####/95bbf023eeeab248f831581d90fb318713c3d3374a0dab5....0.tmp
/data/data/####/9a86281aa2cb95625b8f3ec5c188459ae0cce5812788128....0.tmp
/data/data/####/9a9feb6d16659a7885c29b720e6b6314fe5fe1d925d96d8....0.tmp
/data/data/####/FZLTXHK-GBK_YS.ttf
/data/data/####/amazeui.min.css
/data/data/####/amazeui.min.js
/data/data/####/angular1.4.6.min.js
/data/data/####/b2aeae57b47cb3ec1ee1a5a659bcdbbcfaf3841d63b397d....0.tmp
/data/data/####/base.css
/data/data/####/bc08e44392fb
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/ce9d9d7c13f5b3007912731956058c49c266d86b4713111....0.tmp
/data/data/####/client_share_code_qrcode.png
/data/data/####/columnId.xml
/data/data/####/com.iflytek.id.xml
/data/data/####/com.iflytek.msc.xml
/data/data/####/core_info
/data/data/####/d18135bcc20d41fee14b6bd3957e80e8772a5a29080cf1d....0.tmp
/data/data/####/db_founder0-journal
/data/data/####/e65582bf6eeac9cfd37fa3718887cffc6b85aeafc3b9fa4....0.tmp
/data/data/####/e97e0ce7e12f434d25c22093c8292f3e335bcb1a44d0235....0.tmp
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fontawesome-webfont.ttf
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/great_button.png
/data/data/####/great_cancel_button.png
/data/data/####/gx_sp.xml
/data/data/####/helpMsg.xml
/data/data/####/icon-images.png
/data/data/####/icon_audio_play.png
/data/data/####/icon_file.png
/data/data/####/icon_file_down.png
/data/data/####/icon_meta_voice.png
/data/data/####/icon_selector_normal.png
/data/data/####/icon_selector_press.png
/data/data/####/ifly_launch_lib.xml
/data/data/####/iflytek_state_com.founder.nanning.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/journal.tmp
/data/data/####/jquery.min2.2.0.js
/data/data/####/js.combine.min.js
/data/data/####/libjiagu.so
/data/data/####/loading.png
/data/data/####/multidex.version.xml
/data/data/####/mwsdk_analytics.db-journal
/data/data/####/news_detail.html
/data/data/####/persistent_data.xml
/data/data/####/play.png
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/reader.db-journal
/data/data/####/run.pid
/data/data/####/sanjiaoxing.png
/data/data/####/tbs_download_config.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_Soq141
/data/data/####/tdata_Soq141.jar
/data/data/####/tdata_vxj811
/data/data/####/tdata_vxj811.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/video.png
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/com.founder.nanning.bin
/data/media/####/com.founder.nanning.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/iflyworkdir_test
/data/media/####/journal.tmp
/data/media/####/localTemplate.zip
/data/media/####/tdata_Soq141
/data/media/####/tdata_vxj811
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.push.GeTuiPushService 24911 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

Loads the following dynamic libraries:

getuiext2
libjiagu
msc

Uses the following algorithms to encrypt data:

AES-CBC-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

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 installed apps.

Gets information about running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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