Adware.Gexin.9853

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) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) p3.q####.com:80
TCP(HTTP/1.1) api.k.36####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) s####.s.360.cn:80
TCP(HTTP/1.1) sh####.360t####.com:80
TCP(HTTP/1.1) ab####.m.s.####.cn:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) p.s.3####.cn:80
TCP(HTTP/1.1) k####.36####.com:80
TCP(HTTP/1.1) m3.s.3####.cn:80
TCP(SSL/3.0) mdm.ope####.360.cn:443
TCP(TLS/1.0) mdm.ope####.360.cn:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) sdkc####.e.360.cn:443
TCP(TLS/1.0) cc.p####.dc.####.cn:443
TCP(TLS/1.0) api####.me####.com:443
TCP(TLS/1.0) s####.j####.cn:443
TCP ope####.m.ta####.com:443
TCP 1####.163.230.185:443
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP 1####.230.236.45:7005

DNS requests:

a####.man.aliy####.com
ab####.m.s.####.cn
ag####.m.ta####.com
amdc####.m.ta####.com
api####.me####.com
api.k.36####.com
cc.p####.dc.####.cn
k####.36####.com
m3.s.3####.cn
mdm.ope####.360.cn
p.s.3####.cn
p3.q####.com
p8.q####.com
p9.q####.com
plb####.u####.com
s####.j####.cn
s####.s.360.cn
s.j####.cn
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####.360t####.com
sis.j####.io
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
up####.sdk.jig####.cn

HTTP GET requests:

ab####.m.s.####.cn/abtest/cloud.so?appkey=####&dt=####&os=####&ov=####&m...
k####.36####.com/hotrizon2/appConfig?os=####&use_gear=####&time=####&sys...
k####.36####.com/hotrizon2/channelnew?m2=####&appid=####&m=####&ch=####&...
k####.36####.com/k2/api/privacy/config?appid=####&m=####&m2=####&ch=####...
k####.36####.com/k2/appconfig/getAbRole?os=####&time=####&sys=####&m2=##...
k####.36####.com/k2/appconfig/getNewinfo?appid=####&m=####&m2=####&ch=##...
k####.36####.com/k2/appconfig/getRedpackPop?appid=####&m=####&m2=####&ch...
k####.36####.com/k2/appconfig/getplugin?appid=####&m=####&m2=####&ch=###...
k####.36####.com/k2/appconfig/getpopup?appid=####&m=####&m2=####&ch=####...
k####.36####.com/k2/hotrizon2/gettime?os=####&sys=####&m2=####&appid=###...
p3.q####.com/t0127b2ec0bd8dbadde.png
p3.q####.com/t014a6f49495ddeede2.png
p3.q####.com/t01c10ac1b4765aa398.png
p3.q####.com/t01f36217f56305ff09.png
s####.s.360.cn/ak/6766aa2750c19aad2fa1b32f36ed4aee.html?m2=####
s####.s.360.cn/su/index.php?k=####&av=####&slv=####&sv=####&be=####&cv=#...
sh####.360t####.com/171122/c867c6e2f627a813302a3a0d0d891203/FZLTHK.TTF

HTTP POST requests:

amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
api.k.36####.com/k2/api/lockscreen/config?os=####&time=####&sys=####&m2=...
k####.36####.com/k2/appconfig/getjarlist?appid=####&curEnv=####&m=####&m...
k####.36####.com/k2/hotrizon2/getSInfo?os=####&sys=####&psw2=Zh####&ssid...
m3.s.3####.cn/api/v1/newid
p.s.3####.cn/pstat/plog.php
p.s.3####.cn/update/update.php?p=####
sdk.o####.p####.####.com/api.php?format=####&t=####
up####.sdk.jig####.cn/v1/push/sdk/postlist

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/7528F41D9F2293AAEBA07173EFD234C5.png
/data/data/####/941f62f2-0748-4839-9399-bca319acfc55
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alliance.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/FZ.TTF
/data/data/####/JPushSA_Config.xml
/data/data/####/MENU_CACHE.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/PendantConfig.xml
/data/data/####/QHA_JSON_PERSISTER_42998cf32d552343bc8e460416382dca
/data/data/####/QHDeviceFile
/data/data/####/QHDeviceID.lock
/data/data/####/QH_DeviceSDK.xml
/data/data/####/QH_SDK_M2.xml
/data/data/####/QH_SDK_UserData42998cf32d552343bc8e460416382dca.xml
/data/data/####/QH_SDK_UserData6766aa2750c19aad2fa1b32f36ed4aee.xml
/data/data/####/QH_SDK_sessionID42998cf32d552343bc8e460416382dca.xml
/data/data/####/TAB_CACHE.xml
/data/data/####/Y29tLmxpZ2h0c2t5LnZpZGVv.tick.lock
/data/data/####/a899c48c-af43-4218-95ce-198a7509aba2
/data/data/####/ab_test_config.xml
/data/data/####/abtest_base_sp_filename42998cf32d552343bc8e4604...ca.xml
/data/data/####/accs.db-journal
/data/data/####/ad_config_file.xml
/data/data/####/agoo.pid
/data/data/####/appPackageNames_v2
/data/data/####/app_globel_config_file.xml
/data/data/####/auth_guide_config_sdk.xml
/data/data/####/b8641077-3b7e-4a4c-ac1e-db070398ba80
/data/data/####/banner.db-journal
/data/data/####/c8638492-0ab7-4406-9289-a4923c7fb346
/data/data/####/cache.ttf
/data/data/####/channel_webview.db-journal
/data/data/####/cloud_config_file.xml
/data/data/####/cloud_push_config_file.xml
/data/data/####/cloud_switch_cache
/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/####/core_update
/data/data/####/core_update_locker
/data/data/####/critical_service_config.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUyMDcwMTk2MzM3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUyMDcwMjAyOTg1;
/data/data/####/da986f18-9d14-43f0-9db2-e9f32bff0831
/data/data/####/daemon_webview.db-journal
/data/data/####/device_collector
/data/data/####/device_collector_locker
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/finalcore.jar
/data/data/####/getui_sp.xml
/data/data/####/hotrizon_sharepref.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&1.2.23_1552070197343_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/data/data/####/jpush_local_notification.db-shm (deleted)
/data/data/####/jpush_local_notification.db-wal
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_statistics.db
/data/data/####/jpush_statistics.db-journal
/data/data/####/jpush_statistics.db-shm (deleted)
/data/data/####/jpush_statistics.db-wal
/data/data/####/jpush_uncaughtexception_file
/data/data/####/jpushservice_webview.db-journal
/data/data/####/libjiagu-71411075.so
/data/data/####/libjiagu-839851585.so
/data/data/####/light_sky_avast.xml
/data/data/####/locker
/data/data/####/log_reupload_task
/data/data/####/log_reupload_task_locker
/data/data/####/message.db-journal
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/msplugin_ksp.xml
/data/data/####/multidex.version.xml
/data/data/####/p.l
/data/data/####/profile_task
/data/data/####/profile_task_locker
/data/data/####/profile_torch_platform
/data/data/####/push.db-journal
/data/data/####/push.pid
/data/data/####/push_share.xml
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/qpush_msg.xml
/data/data/####/run.pid
/data/data/####/safe_user_info_file.xml
/data/data/####/screen_conf.xml
/data/data/####/session_base_sp_filename42998cf32d552343bc8e460...ca.xml
/data/data/####/session_base_sp_filenameandroidID.xml
/data/data/####/share_data.xml
/data/data/####/torch_sdk_config.xml
/data/data/####/um_pri.xml
/data/data/####/umdat.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/####/uninst_retain.xml
/data/data/####/uninstall_apk
/data/data/####/uninstall_apk_locker
/data/data/####/universalPopup.xml
/data/data/####/videolist.db-journal
/data/data/####/waitingDown
/data/data/####/waitingDown_locker
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.deviceId
/data/media/####/.iddata
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.sfp
/data/media/####/.testf
/data/media/####/.umm.dat
/data/media/####/42998cf32d552343bc8e460416382dca
/data/media/####/454382950e7e479e9948c1d306a06b21
/data/media/####/65368041d77d47febfac69cd02e21d5e
/data/media/####/6766aa2750c19aad2fa1b32f36ed4aee
/data/media/####/6766aa2750c19aad2fa1b32f36ed4aee (deleted)
/data/media/####/6766aa2750c19aad2fa1b32f36ed4aee.tmp
/data/media/####/Alvin2.xml
/data/media/####/C96
/data/media/####/C96 (deleted)
/data/media/####/ContextData.xml
/data/media/####/Ltx
/data/media/####/Ltx (deleted)
/data/media/####/RuG
/data/media/####/RuG (deleted)
/data/media/####/Y29tLmxpZ2h0c2t5LnZpZGVv
/data/media/####/Y29tLmxpZ2h0c2t5LnZpZGVv (deleted)
/data/media/####/Y29tLmxpZ2h0c2t5LnZpZGVv.tmp
/data/media/####/Zoa
/data/media/####/Zoa (deleted)
/data/media/####/avast_done
/data/media/####/com.lightsky.video.bin
/data/media/####/com.lightsky.video_last_crash.log
/data/media/####/dRy
/data/media/####/dRy (deleted)
/data/media/####/data.lock
/data/media/####/o43
/data/media/####/o43 (deleted)
/data/media/####/report.lock
/data/media/####/uninstall_apk_list

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
/system/xbin/which su
<Package Folder>/files/DaemonServer -s <Package Folder>/lib/ -n runServer -p startservice -n <Package>/com.taobao.accs.ChannelService --user 0 -f <Package Folder> -t 600 -c agoo.pid -P <Package Folder> -K 1009527 -U tb_accs_eudemon_1.1.3 -L http://agoodm.m.taobao.com/agoo/report -D {"package":"<Package>","appKey":"umeng:5a56c9198f4a9d0c2f0001a8","utdid":"XIK2MHxNS7UDAGdzx1HYA2p6","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
cat /proc/version
chmod 500 <Package Folder>/files/DaemonServer
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu-839851585.so
chmod 755 <Package Folder>/.jiagu/libjiagu-71411075.so
ls /sys/class/thermal
sh

Loads the following dynamic libraries:

getuiext2
jcore120
libimagepipeline
libjiagu-71411075
libjiagu-839851585
tnet-3.1

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
DES

Uses elevated priveleges.

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.

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.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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