Adware.Gexin.8580

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) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) m.k####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP c####.g####.ig####.com:5224
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a.appj####.com
c####.g####.ig####.com
c-h####.g####.com
j####.yy####.com
m.k####.com
m.y####.com
pub-####.qin####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

m.k####.com/quotes
m.k####.com/rili
t####.c####.q####.####.com/tdata_SzD730
t####.c####.q####.####.com/tdata_ZCi456
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a.appj####.com/ad-service/ad/mark
c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/H5C9F5F73.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/####/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_SzD730
/data/data/####/tdata_SzD730.jar
/data/data/####/tdata_ZCi456
/data/data/####/tdata_ZCi456.jar
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/1.jpg
/data/media/####/2.jpg
/data/media/####/3.jpg
/data/media/####/4.jpg
/data/media/####/5.jpg
/data/media/####/60x60.gif
/data/media/####/add.png
/data/media/####/app.css
/data/media/####/app.db
/data/media/####/arecord.png
/data/media/####/article-chat-g.html
/data/media/####/article-chat-t.html
/data/media/####/article-chat-z.html
/data/media/####/article-chat.html
/data/media/####/astop.png
/data/media/####/barcode.png
/data/media/####/card.html
/data/media/####/cbd.jpg
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.yan.H5C9F5F73.db
/data/media/####/common.css
/data/media/####/common.js
/data/media/####/datanews.html
/data/media/####/datanewsfx.html
/data/media/####/fdir.png
/data/media/####/fdisk.png
/data/media/####/ffile.png
/data/media/####/fup.png
/data/media/####/h5p.jpg
/data/media/####/helloh5.jpg
/data/media/####/icon_tab_find.png
/data/media/####/icon_tab_find_press.png
/data/media/####/icon_tab_index.png
/data/media/####/icon_tab_index_press.png
/data/media/####/icon_tab_mine.png
/data/media/####/icon_tab_mine_press.png
/data/media/####/icon_tab_quotation.png
/data/media/####/icon_tab_quotation_press.png
/data/media/####/icons-extra.css
/data/media/####/index-about.html
/data/media/####/index-main-p.html
/data/media/####/index-main.html
/data/media/####/index-mainb.html
/data/media/####/index-subpage-contact.html
/data/media/####/index-subpage-setting.html
/data/media/####/index-video-chat.html
/data/media/####/index.html
/data/media/####/jq.js
/data/media/####/jqury2.3.js
/data/media/####/lazyload-image.html
/data/media/####/list-triplex-row.html
/data/media/####/login-1.png
/data/media/####/login.html
/data/media/####/loginh.html
/data/media/####/logo.png
/data/media/####/main.html
/data/media/####/manifest.json
/data/media/####/media-list.html
/data/media/####/morentouxiang.png
/data/media/####/morentouxiang40.png
/data/media/####/mui-icons-extra.ttf
/data/media/####/mui.css
/data/media/####/mui.js
/data/media/####/mui.min.css
/data/media/####/mui.min.js
/data/media/####/mui.otf
/data/media/####/mui.pullToRefresh.js
/data/media/####/mui.pullToRefresh.material.js
/data/media/####/mui.ttf
/data/media/####/muwu.jpg
/data/media/####/nan.jpg
/data/media/####/news.png
/data/media/####/numbox.html
/data/media/####/nv.jpg
/data/media/####/orientationa.png
/data/media/####/orientationb.png
/data/media/####/orientationbg.png
/data/media/####/orientationc.png
/data/media/####/orientationl.png
/data/media/####/pull_arrow.png
/data/media/####/pull_fresh.png
/data/media/####/pullrefresh_main.html
/data/media/####/pullrefresh_sub.html
/data/media/####/pullrefresh_with_tab.html
/data/media/####/qr.png
/data/media/####/qrcode.png
/data/media/####/rc_default_portrait.png
/data/media/####/rc_ic_def_coversation_portrait.png
/data/media/####/rc_ic_def_msg_portrait.png
/data/media/####/reg.html
/data/media/####/reg.js
/data/media/####/regbg.png
/data/media/####/shakedown.png
/data/media/####/shakeup.png
/data/media/####/shuijiao.jpg
/data/media/####/slider-news-s.html
/data/media/####/tdata_SzD730
/data/media/####/tdata_ZCi456
/data/media/####/template.html
/data/media/####/test.log
/data/media/####/ui.png
/data/media/####/video-js.css
/data/media/####/video-js.min.css
/data/media/####/video-js.png
/data/media/####/video-js.swf
/data/media/####/video.js
/data/media/####/video.min.js
/data/media/####/vode.html
/data/media/####/waiting.png
/data/media/####/yuantiao.jpg

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.igexin.sdk.PushService 24287 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
mount

Loads the following dynamic libraries:

getuiext2
libjiagu

Uses the following algorithms to encrypt data:

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

Free trial