Adware.Gexin.18707

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) fanchua####.feicui####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5225
TCP cm-1####.ig####.com:5224

DNS requests:

7j####.c####.z0.####.com
a.appj####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.ig####.com
cm-1####.ig####.com
cm-1####.ig####.com
fanchua####.feicui####.com
pub-####.qin####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_Tno889
cdn-sdk####.g####.com.####.com/tdata_krF858
cdn-sdk####.g####.com.####.com/tdata_pKX830
q####.c####.l####.####.com/config/hz-hzv6.conf
sdk.o####.p####.####.com/api/addr.htm
ti####.c####.l####.####.com/tdata_ris804

HTTP POST requests:

a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
fanchua####.feicui####.com/api/CVersion?id=####
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/H59171FD6.xml
/data/data/####/clientid_igexin.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libjiagu.so
/data/data/####/pdr.xml
/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_Tno889
/data/data/####/tdata_Tno889.jar
/data/data/####/tdata_krF858
/data/data/####/tdata_krF858.jar
/data/data/####/tdata_pKX830
/data/data/####/tdata_pKX830.jar
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/02.png
/data/media/####/1080X1882.png
/data/media/####/1080x1920.png
/data/media/####/1222.png
/data/media/####/322.png
/data/media/####/448.png
/data/media/####/463.png
/data/media/####/478.png
/data/media/####/GroupkingPublic.js
/data/media/####/StorekingPublic.js
/data/media/####/address.js
/data/media/####/ajax.js
/data/media/####/animate.min.css
/data/media/####/app.css
/data/media/####/app.db
/data/media/####/app.js
/data/media/####/areaRanking.html
/data/media/####/badgelevel.html
/data/media/####/bootstrap.min.css
/data/media/####/bootstrap.min.js
/data/media/####/buyRanking.html
/data/media/####/buyRanking1.html
/data/media/####/cash.html
/data/media/####/cashDetail.html
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/copper.png
/data/media/####/cropper.css
/data/media/####/cropper.min.css
/data/media/####/cropper.min.js
/data/media/####/customerDetail.html
/data/media/####/cutHeadimg.html
/data/media/####/cutUpload.html
/data/media/####/dailyDetail.html
/data/media/####/deteled.png
/data/media/####/down.png
/data/media/####/eachDetail.html
/data/media/####/echarts.js
/data/media/####/editor.html
/data/media/####/exif.js
/data/media/####/fastclick.js
/data/media/####/faxingshibg.jpg
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/gold.png
/data/media/####/goright.png
/data/media/####/group.html
/data/media/####/guide.html
/data/media/####/guide12.png
/data/media/####/guide20.png
/data/media/####/guide22.png
/data/media/####/hair.css
/data/media/####/headBg.png
/data/media/####/historyChi.html
/data/media/####/historyDetail.html
/data/media/####/historyItemChi.html
/data/media/####/historyItemList.html
/data/media/####/historyList.html
/data/media/####/iconfont.css
/data/media/####/iconfont.ttf
/data/media/####/indenGoing.html
/data/media/####/indent.html
/data/media/####/indentComplete.html
/data/media/####/indentDetail.html
/data/media/####/indentDone.html
/data/media/####/index.css
/data/media/####/index.html
/data/media/####/indexarea.html
/data/media/####/indexshopkeeper.html
/data/media/####/io.dcloud.H59171FD6.bin
/data/media/####/io.dcloud.H59171FD6.db
/data/media/####/jian.png
/data/media/####/jquery-1.11.2.min.js
/data/media/####/jquery-3.1.1.min.js
/data/media/####/jquery.min.js
/data/media/####/json2.js
/data/media/####/jump.gif
/data/media/####/jump.jpg
/data/media/####/load.html
/data/media/####/load.js
/data/media/####/lock.png
/data/media/####/login.css
/data/media/####/login.html
/data/media/####/login.js
/data/media/####/loginOn.png
/data/media/####/loginOut.png
/data/media/####/logo.png
/data/media/####/logoguid.png
/data/media/####/lrz.js
/data/media/####/manifest.json
/data/media/####/md5.js
/data/media/####/message.html
/data/media/####/messageList.html
/data/media/####/monthDetail.html
/data/media/####/monthstoredetail.html
/data/media/####/morepingjia.html
/data/media/####/mui.css
/data/media/####/mui.dtpicker.css
/data/media/####/mui.dtpicker.js
/data/media/####/mui.lazyload.img.js
/data/media/####/mui.lazyload.js
/data/media/####/mui.min.css
/data/media/####/mui.min.js
/data/media/####/mui.picker.css
/data/media/####/mui.picker.js
/data/media/####/mui.previewimage.js
/data/media/####/mui.pullToRefresh.js
/data/media/####/mui.pullToRefresh.material.js
/data/media/####/mui.ttf
/data/media/####/mui.zoom.js
/data/media/####/myGoal.css
/data/media/####/myGoal.html
/data/media/####/myInfo.css
/data/media/####/myInfo.html
/data/media/####/myTask.html
/data/media/####/photo.png
/data/media/####/public.css
/data/media/####/pullrefresh.js
/data/media/####/ran.png
/data/media/####/rangkingPublic.js
/data/media/####/rankingHead.html
/data/media/####/refresh.png
/data/media/####/refush.png
/data/media/####/serviceDetail.html
/data/media/####/shangjin.html
/data/media/####/silve.png
/data/media/####/store.css
/data/media/####/store.html
/data/media/####/store2.html
/data/media/####/store3.html
/data/media/####/storeGoal.html
/data/media/####/storeRanking.html
/data/media/####/swiper-3.3.1.min.css
/data/media/####/swiper-3.3.1.min.js
/data/media/####/swiper-3.4.0.jquery.min.js
/data/media/####/swiper-3.4.0.min.css
/data/media/####/swiper.animate1.0.2.min.js
/data/media/####/tang.png
/data/media/####/tdata_Tno889
/data/media/####/tdata_krF858
/data/media/####/tdata_pKX830
/data/media/####/test.jpg
/data/media/####/test.log
/data/media/####/upload.css
/data/media/####/upload.html
/data/media/####/userPhoto.png
/data/media/####/works1.png
/data/media/####/yejiDetail.html
/data/media/####/yejifenpei.html
/data/media/####/yield.html

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
<Package Folder>/files/gdaemon_20161017 0 <Package>/io.dcloud.feature.apsGt.GTNormalPushService 24470 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
mount
sh

Loads the following dynamic libraries:

getuiext2
libjiagu

Uses the following algorithms to encrypt data:

AES-CFB-NoPadding
AES-ECB-PKCS5Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-PKCS5Padding

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 installed 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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