Adware.Gexin.7566

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) rtur####.anal####.cn:8089
TCP(HTTP/1.1) c####.api.36####.com:80
TCP(HTTP/1.1) cdn-####.lud####.com:80
TCP(HTTP/1.1) sj####.lud####.com:80
TCP(HTTP/1.1) s####.tc.qq.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) p####.tc.qq.com:80
TCP(HTTP/1.1) s####.e.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) mi.g####.qq.com:80
TCP(HTTP/1.1) ope####.l####.360.cn:80
TCP(HTTP/1.1) www.lud####.com:80
TCP(HTTP/1.1) s.lud####.com:80
TCP(SSL/3.0) gd-s####.j####.cn:443
TCP(SSL/3.0) 1####.15.181.187:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) nbsdk-b####.al####.com:443
TCP(TLS/1.0) sh####.me####.com:443
TCP(TLS/1.0) 2####.58.211.110:443
TCP(TLS/1.0) 1####.15.181.187:443
TCP(TLS/1.0) s####.e.qq.com:443
TCP(TLS/1.0) na61-####.wagbr####.adverti####.####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) gm.mm####.com:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) sj####.lud####.com:443
TCP(TLS/1.0) sdkc####.e.360.cn:443
TCP(TLS/1.0) regi####.xm####.gl####.####.com:443
TCP(TLS/1.0) 1####.202.114.81:443
TCP c####.g####.ig####.com:5224
TCP sdk.o####.t####.####.com:5224
TCP app.c####.gl####.####.net:5222
TCP 1####.121.49.98:7006
UDP s.j####.cn:19000

DNS requests:

7j####.c####.z0.####.com
a####.man.aliy####.com
ali-s####.j####.cn
analy####.map.qq.com
app.c####.gl####.####.net
c####.api.36####.com
c####.g####.ig####.com
c####.i####.com
c-h####.g####.com
cdn-####.lud####.com
gd-s####.j####.cn
imgc####.qq.com
mi.g####.qq.com
mo####.b####.com
nbsdk-b####.al####.com
norma-e####.m####.com
ope####.l####.360.cn
p####.ugd####.com
plb####.u####.com
qzones####.g####.cn
regi####.xm####.gl####.####.com
reso####.msg.xi####.net
rtur####.anal####.cn
s####.e.qq.com
s####.j####.cn
s.j####.cn
s.lud####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sdkc####.e.360.cn
sh####.me####.com
sj####.lud####.com
t####.j####.cn
tunion####.m.ta####.com
u####.u####.com
wgo.mm####.com
www.lud####.com

HTTP GET requests:

c####.api.36####.com/group/?method=####&n=dGgyW####
cdn-####.lud####.com/cms/project_9/android/xingnengpingce_yun_cfg.html
mi.g####.qq.com/gdt_mview.fcg?actual_width=####&count=####&r=####&templa...
mi.g####.qq.com/gdt_mview.fcg?posw=####&spsa=####&posh=####&count=####&r...
norma-e####.m####.com/android/exchange/getpublickey.do
ope####.l####.360.cn/sdkv2/city?u=####&sign=####&version=####&news_sdk_v...
ope####.l####.360.cn/sdkv2/local?u=####&sign=####&version=####&news_sdk_...
ope####.l####.360.cn/sdkv2/place?u=####&sign=####&version=####&market=##...
ope####.l####.360.cn/sdkv2/tabs?u=####&sign=####&version=####&news_sdk_v...
p####.tc.qq.com/qzone/biz/gdt/mob/sdk/v2/android02/images/tsa_ad_logo.png
p####.tc.qq.com/qzone/biz/gdt/mod/android/AndroidAllInOne/proguard/his/r...
reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=####&uuid=####&li...
s####.tc.qq.com/gdt/0/DAAkDJEAKAAPAABjBcODXEACXkhw5h.jpg/0?ck=####
s.lud####.com/murl?chanel=####&vendor=####&pid=####&mid=####&aid=####&os...
s.lud####.com/murl?chanel=####&vendor=####&runtime=####&pid=####&mid=###...
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_fyR930
www.lud####.com/cms/android/toolbox.php?appver=####&channel=####
www.lud####.com/cms/ver/android/new_ver_update_config.php?rom=####&sysve...

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
norma-e####.m####.com/push/android/external/add.do
ope####.l####.360.cn/sdkv2/access_token?ts=####&rn=####&ap=####&sign=###...
rtur####.anal####.cn:8089/
s####.e.qq.com/activate
s####.e.qq.com/launch
s####.e.qq.com/msg
sdk.o####.p####.####.com/api.php?format=####&t=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####
sj####.lud####.com/rank_v3/index.php?action=####&token=####
sj####.lud####.com/rank_v4/index.php?action=####&token=####
sj####.lud####.com/rank_v5/index.php?action=####&token=####
www.lud####.com/cms/android/cloud_config.php
www.lud####.com/cms/android/module_cfg.php

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.jg.ic
/data/data/####/2289.yaqcookie
/data/data/####/2961.yaqcookie
/data/data/####/5ead7c1916e321af3ee0d7d6aa595238.temp
/data/data/####/835727d15ac71ed4a5dd37fb222b16d5.temp
/data/data/####/9461e820-2c76-4b20-b4c4-57209108e4e6
/data/data/####/ACCS_SDK.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/BuglySdkInfos.xml
/data/data/####/ContextData.xml
/data/data/####/GDTSDK.db
/data/data/####/GDTSDK.db-journal
/data/data/####/MessageStore.db
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db
/data/data/####/MsgLogStore.db-journal
/data/data/####/XMPushServiceConfig.xml
/data/data/####/__x_adsdk_agent_header__.xml
/data/data/####/__xadsdk__remote__final__builtin__.jar
/data/data/####/__xadsdk__remote__final__builtinversion__.jar
/data/data/####/__xadsdk__remote__final__running__.dex
/data/data/####/__xadsdk__remote__final__running__.jar
/data/data/####/allinance_datacache.xml
/data/data/####/apk_dl_info.db
/data/data/####/apk_dl_info.db-journal
/data/data/####/app.xml
/data/data/####/appPackageNames_v2
/data/data/####/app_sp.sp
/data/data/####/app_sp.sp.bak
/data/data/####/b44d8177-6f26-43da-93db-ba4b6be98e0e
/data/data/####/benchScore.xml
/data/data/####/benchmark_service.db
/data/data/####/benchmark_service.db-journal
/data/data/####/boostGame.xml
/data/data/####/camera_file.xml
/data/data/####/charger_info.xml
/data/data/####/cloud_config.xml
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.android.user.profile.xml (deleted)
/data/data/####/cn.jpush.android.user.profile.xml.bak
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.baidu.mobads.loader.xml
/data/data/####/com.ludashi.benchmark;pushcore
/data/data/####/com.ludashi.benchmark_com.ludashi.benchmark_fra...es.xml
/data/data/####/com.ludashi.benchmark_preferences.xml
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/d7ada968-a442-4b2d-b097-ed39880fefcf
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3MjYzODEzMTk0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3MjYzODIzNTY3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ3MjYzODMyNTAz;
/data/data/####/daemon.pid
/data/data/####/devCloudSetting.cfg
/data/data/####/devCloudSetting.sig
/data/data/####/dexMethod.36117467.dat
/data/data/####/dexMethod.82560842.dat
/data/data/####/eguan.db
/data/data/####/eguan.db-journal
/data/data/####/eguan_app.db
/data/data/####/eguan_app.db-journal
/data/data/####/f08fd01a-a89d-4e53-bfcb-cf8e74f0c7ad
/data/data/####/finalcore.dex
/data/data/####/finalcore.jar
/data/data/####/gdt_config.cfg
/data/data/####/gdt_plugin.dex
/data/data/####/gdt_plugin.dex (deleted)
/data/data/####/gdt_plugin.jar
/data/data/####/gdt_plugin.jar.sig
/data/data/####/gdt_plugin.tmp
/data/data/####/gdt_plugin.tmp.sig
/data/data/####/gdt_stat.db
/data/data/####/gdt_stat.db-journal
/data/data/####/gdt_suid
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/imei.xml
/data/data/####/info.xml
/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/####/jpush_uncaughtexception_file
/data/data/####/libMyCore3.so
/data/data/####/libjiagu-1041983504.so
/data/data/####/libyaqbasic.36117467.so
/data/data/####/libyaqbasic.82560842.so
/data/data/####/libyaqpro.36117467.so
/data/data/####/libyaqpro.82560842.so
/data/data/####/locker
/data/data/####/mipush.xml
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_extra.xml.bak
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/msg_box_white.xml
/data/data/####/multidex.version.xml
/data/data/####/mz_push_preference.xml
/data/data/####/new_device_rcmd.xml
/data/data/####/news_sdk_location.xml
/data/data/####/news_sdk_status.xml
/data/data/####/newssdk_req_token.xml
/data/data/####/p_w_l.xml
/data/data/####/pref_registered_pkg_names.xml
/data/data/####/push.pid
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/sdkCloudSetting.cfg
/data/data/####/sdkCloudSetting.sig
/data/data/####/sdk_config.xml
/data/data/####/sp_client_report_status.xml
/data/data/####/sp_hd.xml
/data/data/####/sp_replace_flag.sp
/data/data/####/sp_replace_flag.sp.bak
/data/data/####/sputil.sp
/data/data/####/sputil.sp.bak
/data/data/####/tb_session.xml
/data/data/####/tdata_fyR930
/data/data/####/tdata_fyR930.jar
/data/data/####/timestamp
/data/data/####/toolbox_shared_pref.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/update_lc
/data/data/####/webview.db
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/yaqsdkcookie
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.sfp
/data/media/####/.testf
/data/media/####/2019-01-12.log.txt
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.ludashi.benchmark.bin
/data/media/####/com.ludashi.benchmark.db
/data/media/####/crash_report
/data/media/####/diagnose.html
/data/media/####/e.g
/data/media/####/eg.a
/data/media/####/log.lock
/data/media/####/log1.txt
/data/media/####/ludashi-benchmark-2019-01-12-03-29-30.log
/data/media/####/tdata_fyR930

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>/lib/libldsdaemon_2.so <Package Folder>/daemon.pid <Package>/.daemon.DaemonReceiver 0 /storage/emulated/0/Android/data/<Package>/files/LudashiErase <Package Folder>/ http://sjrank.ludashi.com/other/uninst.php?action=index&appver=161&mid=90128929df8b710d2e625ee033f38044&channel=mobisafe /murl?os=Android 4.3.1&chanel=mobisafe&source=new&vendor=<System Property>&mid=90128929df8b710d2e625ee033f38044&type=uninstall_silent&modal=<System Property>&appver=161
<Package Folder>/lib/libldsdaemon_2.so <Package Folder>/daemon.pid <Package>/.daemon.DaemonReceiver 0 /storage/emulated/0/Android/data/<Package>/files/LudashiErase <Package Folder>/ http://sjrank.ludashi.com/other/uninst.php?action=index&appver=161&mid=90128929df8b710d2e625ee033f38044&channel=mobisafe /murl?os=null&chanel=mobisafe&source=new&vendor=<System Property>&mid=90128929df8b710d2e625ee033f38044&type=uninstall_silent&modal=<System Property>&appver=0
app_process /system/bin com.android.commands.am.Am broadcast -n <Package>/.daemon.DaemonReceiver --user 0
chmod 755 <Package Folder>/app_MyLibs/libMyCore3.so
getprop wifi.interface
ls /sys/class/thermal
ps
rm -rf /storage/emulated/0/Android/data/<Package>/files/LudashiErase/*
sh -c <Package Folder>/lib/libldsdaemon_2.so <Package Folder>/daemon.pid <Package>/.daemon.DaemonReceiver 0 /storage/emulated/0/Android/data/<Package>/files/LudashiErase <Package Folder>/ http://sjrank.ludashi.com/other/uninst.php?action=index&appver=161&mid=90128929df8b710d2e625ee033f38044&channel=mobisafe /murl?os=Android 4.3.1&chanel=mobisafe&source=new&vendor=<System Property>&mid=90128929df8b710d2e625ee033f38044&type=uninstall_silent&modal=<System Property>&appver=161
sh -c <Package Folder>/lib/libldsdaemon_2.so <Package Folder>/daemon.pid <Package>/.daemon.DaemonReceiver 0 /storage/emulated/0/Android/data/<Package>/files/LudashiErase <Package Folder>/ http://sjrank.ludashi.com/other/uninst.php?action=index&appver=161&mid=90128929df8b710d2e625ee033f38044&channel=mobisafe /murl?os=null&chanel=mobisafe&source=new&vendor=<System Property>&mid=90128929df8b710d2e625ee033f38044&type=uninstall_silent&modal=<System Property>&appver=0
sh -c rm -rf /storage/emulated/0/Android/data/<Package>/files/LudashiErase/*

Loads the following dynamic libraries:

cpuinfo_x86
daemonproxy
getuiext3
jcore125
ldsBench_1
libjiagu-1041983504
libyaqbasic.36117467
libyaqbasic.82560842
libyaqpro.36117467
libyaqpro.82560842

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
AES-ECB-PKCS7Padding
RSA-ECB-PKCS1Padding

Uses special library to hide executable bytecode.

Accesses camera interface.

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.

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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