Adware.Gexin.1220

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) o####.map.b####.com:80
TCP(HTTP/1.1) m.l####.com:80
TCP(HTTP/1.1) h####.opensp####.cn:80
TCP(HTTP/1.1) gdv.a.s####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) da.mma####.com:80
TCP(HTTP/1.1) d####.opensp####.cn:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) sni.c####.q####.####.net:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) sh.wagbr####.alibaba####.com:80
TCP(HTTP/1.1) p####.l####.com:80
TCP(TLS/1.0) do####.l####.com:443
TCP(TLS/1.0) p####.l####.com:443
TCP(TLS/1.0) d506####.cdn.uc####.####.cn:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) api.growi####.com:443
TCP(TLS/1.0) t####.growi####.com:443
TCP c####.g####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
api.growi####.com
api.map.b####.com
as####.growi####.com
c####.g####.ig####.com
c-h####.g####.com
d####.opensp####.cn
da.mma####.com
do####.l####.com
h####.opensp####.cn
l####.tbs.qq.com
loc.map.b####.com
log.u####.com
m.l####.com
m.yunli####.com
o####.map.b####.com
p####.l####.com
pv.s####.com
s####.u####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.growi####.com

HTTP GET requests:

gdv.a.s####.com/cityjson?ie=####
h####.opensp####.cn/launchconfig?t=####&p=cm9rZ####
m.l####.com/activity/19/index.html?g=####&cid=####&osVersion=####&t=####...
p####.l####.com/
p####.l####.com/donkey/inner/api/banner/m_site/list
p####.l####.com/donkey/inner/api/jumpAgreement?device=####
p####.l####.com/static/css/app.ae4a6e7ef4b00a2f01a6b3e1ca940769.css
p####.l####.com/static/img/app-logo.a9fece6.png
p####.l####.com/static/img/choose-bg.e32aa92.png
p####.l####.com/static/img/point.fb24f67.png
p####.l####.com/static/img/refuel.e766ec3.png
p####.l####.com/static/img/service-bg.d43af34.png
p####.l####.com/static/img/text.d6be7ea.png
p####.l####.com/static/js/app.df570142b1ce0349ec57.js
p####.l####.com/static/js/manifest.e55a7349011163e6a81d.js
sh.wagbr####.alibaba####.com/bar/get/57161a6467e58e13e9000b4c/?ud_get=####
sni.c####.q####.####.net/config/hz-hzv3.conf
sni.c####.q####.####.net/tdata_Soq141
sni.c####.q####.####.net/tdata_vxj811

HTTP POST requests:

a####.u####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
d####.opensp####.cn/index.php/clientrequest/clientcollect/isCollect
da.mma####.com/mmsdk/mmsdk?func=####&appkey=####&channel=####&code=####
l####.tbs.qq.com/ajax?c=####&k=####
loc.map.b####.com/sdk.php
o####.map.b####.com/offline_loc
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/12dd04ececda8530547645fe39096bc6.0.tmp
/data/data/####/12dd04ececda8530547645fe39096bc6.1.tmp
/data/data/####/1534220539515.log
/data/data/####/21ef8de6b2449b3d221671ee54191de2.0.tmp
/data/data/####/21ef8de6b2449b3d221671ee54191de2.1.tmp
/data/data/####/411682fa9a7059060b1c2ec02f77413b.0.tmp
/data/data/####/411682fa9a7059060b1c2ec02f77413b.1.tmp
/data/data/####/MultiDex.lock
/data/data/####/SP_AROUTER_CACHE.xml
/data/data/####/UpdateDownloadService.xml
/data/data/####/authStatus_com.eunke.broker.xml
/data/data/####/authStatus_com.eunke.broker;pushservice.xml
/data/data/####/authStatus_com.eunke.broker;remote.xml
/data/data/####/broker_db-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.eunke.broker_preferences.xml
/data/data/####/com.iflytek.id.xml
/data/data/####/com.iflytek.msc.xml
/data/data/####/core_info
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/device_id.xml.xml
/data/data/####/e7d450f76f4f3938e3631ca76fde325d.0.tmp
/data/data/####/e7d450f76f4f3938e3631ca76fde325d.1.tmp
/data/data/####/evnlxd0
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/f_000003
/data/data/####/f_000004
/data/data/####/f_000005
/data/data/####/f_000006
/data/data/####/f_000007
/data/data/####/f_000008
/data/data/####/f_000009
/data/data/####/firll.dat
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/growing.db
/data/data/####/growing.db-journal
/data/data/####/growing_profile.xml
/data/data/####/growing_server_pref.xml
/data/data/####/growingio_diagnose.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/ifly_launch_lib.xml
/data/data/####/iflytek_state_com.eunke.broker.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/journal.tmp
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/lxdMoblieAgent_config_com.eunke.broker.xml
/data/data/####/lxdMoblieAgent_event_com.eunke.broker.xml
/data/data/####/lxdMoblieAgent_sys_config.xml
/data/data/####/lxdMoblieAgent_upload_com.eunke.broker.xml
/data/data/####/multidex.version.xml
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/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/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.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/####/umeng_socialize.xml
/data/data/####/vds_hybrid.min.js
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/app.db
/data/media/####/com.eunke.broker.bin
/data/media/####/com.eunke.broker.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/conlts.dat
/data/media/####/iflyworkdir_test
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_Soq141
/data/media/####/tdata_vxj811
/data/media/####/test.log

Miscellaneous:

Executes next shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.eunke.framework.service.PushService 24592 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop ro.product.cpu.abi
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.eunke.framework.service.PushService 24592 300 0

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_3_2
getuiext2
hyphenate
hyphenate_av
hyphenate_av_recorder
libjiagu
locSDK7a
msc
sqlite

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
RSA-ECB-NoPadding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

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