Adware.Gexin.9935

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) c-h####.g####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) xin.2####.com:8888
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) i####.51.la:80
TCP(HTTP/1.1) 8####.com:80
TCP(HTTP/1.1) js.u####.51.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) pi####.qq.com:80
TCP(TLS/1.0) hm.b####.com:443
TCP(TLS/1.0) regi####.xm####.gl####.####.com:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) t####.j####.cn:443
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP 1####.121.49.95:7000
UDP easytom####.com:19000
TCP c####.g####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
8####.com
ali-s####.j####.cn
c####.g####.ig####.com
c-h####.g####.com
easytom####.com
gd-s####.j####.cn
hm.b####.com
i####.51.la
js.u####.51.la
pi####.qq.com
pub-####.qin####.com
regi####.xm####.gl####.####.com
s####.j####.cn
s.j####.cn
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sis.j####.io
t####.j####.cn
wt.1####.com
xin.2####.com

HTTP GET requests:

8####.com/
8####.com/css/app.cba01c267ff4f95662d05f9d9a64f73d.css
8####.com/images/anzhuoewm.jpg
8####.com/images/clcp.jpg
8####.com/images/mi_desc_05_6d8919463089d0bcdacb2c018ffd1312_2698e79f18d...
8####.com/images/mi_desc_08_ad1b0694d732957e6c488882b2e03046.jpg
8####.com/images/mi_desc_10_5d63f691312eaa115518c971da89ef6e.jpg
8####.com/images/pingguoewm.jpg
8####.com/images/ttqp1.jpg
8####.com/images/ttqpwxkf.jpg
8####.com/images/ttqpzcdz.jpg
8####.com/images/在线娱乐.jpg
8####.com/images/模特.jpg
8####.com/images/种类多.jpg
8####.com/images/第一213.jpg
8####.com/js/app.48b4ec253c20dce51e79.js
8####.com/js/dcs_tag_3g.js
8####.com/js/dcss18i18x5k2zlt536xi3f7e_7j3n/wtid.js
8####.com/js/manifest.100ae3d095c74b31b0c5.js
8####.com/js/vendor.3da4e2f32756ae7ab1ab.js
i####.51.la/go1?id=####&rt=####&rl=####&lang=####&ct=####&pf=####&ins=##...
js.u####.51.####.com/19902741.js
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/dcscl4gb10000008e86gwgkjn_8n8y/dcs.gif?&dcsda...
t####.c####.q####.####.com/dcscl4gb10000008e86gwgkjn_8n8y/dcs.gif?dcsred...
t####.c####.q####.####.com/dcss18i18x5k2zlt536xi3f7e_7j3n/dcs.gif?&dcsda...
t####.c####.q####.####.com/dcss18i18x5k2zlt536xi3f7e_7j3n/dcs.gif?dcsred...
t####.c####.q####.####.com/dcss18i18x5k2zlt536xi3f7e_7j3n/wtid.js
t####.c####.q####.####.com/tdata_FhD658
t####.c####.q####.####.com/tdata_kgM272
t####.c####.q####.####.com/tdata_mpY630
t####.c####.q####.####.com/tdata_vHH584
xin.2####.com:8888/api/switch?appId=####

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
pi####.qq.com/mstat/report/?index=####
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/37994375-998a-4dbd-bed0-9b4533daa8da
/data/data/####/853e2ce3-bd05-4202-8e0c-1c5adba0a8f1
/data/data/####/9fa159a5-7b43-42fe-9377-e3af632b6f7d
/data/data/####/ApplicationCache.db-journal
/data/data/####/JPushSA_Config.xml
/data/data/####/ac62cef9-c6c0-4f13-aedc-e5314709847a
/data/data/####/appPackageNames_v2
/data/data/####/c8fb7bcd-b127-44f5-b6df-c5694db16307
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.mllhuhsduas.xapp.mid.world.ro.xml
/data/data/####/com.mllhuhsduas.xapp_preferences.xml
/data/data/####/com.mllhuhsduas.xapp_preferences.xml (deleted)
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/e21eed93d16f
/data/data/####/ee51390f-deca-4889-9b93-3d9aaefe1136
/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/####/f_00000a
/data/data/####/f_00000b
/data/data/####/f_00000c
/data/data/####/f_00000d
/data/data/####/f_00000e
/data/data/####/f_00000f
/data/data/####/f_000010
/data/data/####/gdaemon_20161017
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/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/####/jpush_device_info.xml
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/libjiagu562149094.so
/data/data/####/mipush.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/pri_tencent_analysis.db_com.mllhuhsduas.xapp-journal
/data/data/####/pri_tencent_analysis.db_com.mllhuhsduas.xapp;gt...ournal
/data/data/####/pri_tencent_analysis.db_com.mllhuhsduas.xapp;pu...ournal
/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/####/sp_client_report_status.xml
/data/data/####/tdata_FhD658
/data/data/####/tdata_FhD658.jar
/data/data/####/tdata_kgM272
/data/data/####/tdata_kgM272.jar
/data/data/####/tdata_mpY630
/data/data/####/tdata_mpY630.jar
/data/data/####/tdata_vHH584
/data/data/####/tdata_vHH584.jar
/data/data/####/tencent_analysis.db_com.mllhuhsduas.xapp-journal
/data/data/####/tencent_analysis.db_com.mllhuhsduas.xapp;gtpush...ournal
/data/data/####/tencent_analysis.db_com.mllhuhsduas.xapp;pushse...ournal
/data/data/####/ucot_smart.db
/data/data/####/ucot_smart.db-journal
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/media/####/.push_deviceid
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.mllhuhsduas.xapp.bin
/data/media/####/com.mllhuhsduas.xapp.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tdata_FhD658
/data/media/####/tdata_kgM272
/data/media/####/tdata_mpY630
/data/media/####/tdata_vHH584
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.ucot.smarthome.push.GTDaemonPushService 25046 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
mount
ps
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.ucot.smarthome.push.GTDaemonPushService 25046 300 0

Loads the following dynamic libraries:

MtaNativeCrash_v2
cooee
cusdk
getuiext2
hwsdk
hwsdkc
jcore126
libjiagu562149094

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-NoPadding
AES-ECB-PKCS5Padding

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 accounts associated with the device (Google, Facebook, etc.).

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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