Adware.Gexin.20985

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) p.s.3####.cn:80
TCP(HTTP/1.1) sh####.360t####.com.####.com:80
TCP(HTTP/1.1) sdk.s.360.####.com:80
TCP(HTTP/1.1) s####.l####.360.####.com:80
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(HTTP/1.1) app.v.k.####.com:80
TCP(HTTP/1.1) sdk.l####.360.cn:80
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) mdm.ope####.360.cn:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) cc.p####.dc.####.cn:443
TCP(TLS/1.0) 1####.177.14.95:443
TCP(TLS/1.0) sdkc####.e.360.cn:443
TCP(TLS/1.0) 1####.250.179.174:443
TCP(TLS/1.0) s####.j####.cn:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) 1####.194.73.95:443
TCP(TLS/1.0) sdk.l####.360.cn:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.2) 1####.250.179.174:443
TCP(TLS/1.2) 1####.177.14.95:443
TCP(TLS/1.2) 64.2####.162.94:443
TCP sdk.o####.t####.####.com:5224
TCP 2####.167.166.38:443
UDP s.j####.cn:19000
TCP 1####.163.235.100:80
TCP 43.2####.88.95:7003

DNS requests:

android####.go####.com
api####.me####.com
app.k.36####.####.8
app.k.36####.com
app.v.k.####.com
cc.p####.dc.####.cn
cm-1####.g####.com
instant####.google####.com
k####.36####.com
k####.36####.com
k####.36####.com.####.8
k####.36####.com.####.8
m####.go####.com
md####.google####.com
mdm.ope####.360.cn
p####.google####.com
p.s.3####.cn
s####.j####.cn
s####.l####.360.cn
s####.s.360.cn
s.j####.cn
sdk.c####.g####.com
sdk.l####.360.cn
sdk.l####.360.cn
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sdkc####.e.360.cn
sh####.360t####.com
up####.sdk.jig####.cn

HTTP GET requests:

app.v.k.####.com/crossdomain.xml?time=####&sign=####
d####.c####.l####.####.com/config/hzv9.conf
s####.l####.360.####.com/Object.getFile/livecloudsdk/YW5kcm9pZF9wbHVnaW5...
s####.l####.360.####.com/Object.getFile/livecloudsdk/cGx1Z2luX2xvY2Fsc2V...
s####.l####.360.####.com/Object.getFile/livecloudsdk/cGx1Z2luX3BsYXllcl8...
s####.l####.360.####.com/Object.getFile/livecloudsdk/cGx1Z2luX3Rvb2xzXzI...
sdk.l####.360.cn/codec?sdkver=####&bid=####&pid=####&mid=####&ver=####&m...
sdk.l####.360.cn/rtc?model=####
sdk.l####.360.cn/sdkconf/videoplace?sign=####&u=####&version=####&sdk_ve...
sdk.l####.360.cn/xinxiliu_tv_android_10169.conf
sdk.s.360.####.com/ak/42998cf32d552343bc8e460416382dca.html?m2=####
sdk.s.360.####.com/ak/6766aa2750c19aad2fa1b32f36ed4aee.html?m2=####
sh####.360t####.com.####.com/171122/c867c6e2f627a813302a3a0d0d891203/FZL...

HTTP POST requests:

p.s.3####.cn/update/update.php?p=####
up####.sdk.jig####.cn/v1/push/sdk/postlist

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/2033145970-602345128
/data/data/####/Alliance.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/JPushSA_Config.xml.bak
/data/data/####/QHA_JSON_PERSISTER_42998cf32d552343bc8e460416382dca
/data/data/####/QH_DeviceSDK.xml
/data/data/####/QH_DeviceSDK.xml (deleted)
/data/data/####/QH_SDK_M2.xml
/data/data/####/QH_SDK_UserData42998cf32d552343bc8e460416382dca.xml
/data/data/####/QH_SDK_UserData42998cf32d552343bc8e460416382dca.xml.bak
/data/data/####/QH_SDK_UserData6766aa2750c19aad2fa1b32f36ed4aee.xml
/data/data/####/QH_SDK_UserData6766aa2750c19aad2fa1b32f36ed4aee.xml.bak
/data/data/####/QH_SDK_sessionID42998cf32d552343bc8e460416382dca.xml
/data/data/####/Web Data
/data/data/####/WebViewChromiumPrefs.xml
/data/data/####/Y29tLmxpZ2h0c2t5LnZpZGVv.tick.lock
/data/data/####/ad_config_file.xml
/data/data/####/ad_config_file.xml.bak
/data/data/####/appPackageNames
/data/data/####/app_globel_config_file.xml
/data/data/####/app_globel_config_file.xml.bak
/data/data/####/auth_guide_config_sdk.xml
/data/data/####/auth_guide_config_sdk.xml.bak
/data/data/####/cacerts.crt
/data/data/####/cache.ttf
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/cloud_switch_cache
/data/data/####/cloud_switch_cache (deleted)
/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.lightsky.video_preferences.xml
/data/data/####/critical_service_config.xml
/data/data/####/dbfocus-journal
/data/data/####/download-journal
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/finalcore.dex
/data/data/####/finalcore.dex.flock (deleted)
/data/data/####/finalcore.jar
/data/data/####/getui_sp.xml
/data/data/####/hotrizon_sharepref.xml
/data/data/####/hotrizon_sharepref.xml.bak
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_so_upgrade_setting.xml
/data/data/####/jg_so_upgrade_setting.xml.bak
/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-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_statistics.db-wal (deleted)
/data/data/####/libdvrender.so.tmp
/data/data/####/libjiagu.so
/data/data/####/libjplayer.so.tmp
/data/data/####/liblocalserver.so.tmp
/data/data/####/libmyssl.so.1.1.tmp
/data/data/####/libtranscore.so.tmp
/data/data/####/libviewer.so.tmp
/data/data/####/light_sky_avast.xml
/data/data/####/localserver.zip
/data/data/####/locker
/data/data/####/metrics_guid
/data/data/####/p.l
/data/data/####/player.zip
/data/data/####/proc_auxv
/data/data/####/push.db-journal
/data/data/####/push.pid
/data/data/####/push_share.xml
/data/data/####/push_share.xml.bak
/data/data/####/pushsdk.db-journal
/data/data/####/qhvc_plugin.xml
/data/data/####/qhvc_plugin.xml.bak
/data/data/####/run.pid
/data/data/####/share_data.xml
/data/data/####/share_data.xml (deleted)
/data/data/####/single_process_core_update
/data/data/####/single_process_core_update_locker
/data/data/####/single_process_device_collector
/data/data/####/single_process_device_collector_locker
/data/data/####/single_process_profile_task
/data/data/####/single_process_profile_task_locker
/data/data/####/single_process_uninstall_apk
/data/data/####/single_process_uninstall_apk_locker
/data/data/####/sp.livecloud.database.xml
/data/data/####/sp_file_recommend_upload.xml
/data/data/####/the-real-index
/data/data/####/tools.zip
/data/data/####/torch_sdk_config.xml
/data/data/####/torch_sdk_config.xml.bak
/data/data/####/videolist.db-journal
/data/data/####/webview_data.lock
/data/media/####/.deviceId
/data/media/####/.iddata
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.sfp
/data/media/####/.testf (deleted)
/data/media/####/1614917860699
/data/media/####/1614917860999
/data/media/####/42998cf32d552343bc8e460416382dca
/data/media/####/6766aa2750c19aad2fa1b32f36ed4aee
/data/media/####/6766aa2750c19aad2fa1b32f36ed4aee (deleted)
/data/media/####/GZy
/data/media/####/GZy (deleted)
/data/media/####/Ode
/data/media/####/Ode (deleted)
/data/media/####/Y29tLmxpZ2h0c2t5LnZpZGVv
/data/media/####/Y29tLmxpZ2h0c2t5LnZpZGVv (deleted)
/data/media/####/__VERSION__
/data/media/####/avast_done
/data/media/####/b05ce39c1fe9e72dc1df70989e7e6d14
/data/media/####/com.lightsky.video.bin
/data/media/####/data.lock
/data/media/####/px0
/data/media/####/px0 (deleted)
/data/media/####/report.lock
/data/media/####/tlL (deleted)
/data/media/####/uninstall_apk_list
/data/media/####/uninstall_apk_list (deleted)
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes2.dex --oat-file=<Package Folder>/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed
/system/bin/dex2oat --runtime-arg -classpath --runtime-arg & --instruction-set=x86 --instruction-set-features=smp,ssse3,sse4.1,sse4.2,-avx,-avx2,-lock_add,popcnt --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --dex-file=/data/user/0/<Package>/files/torch/core/finalcore.jar --oat-fd=75 --oat-location=/data/user/0/<Package>/files/torch/opt/finalcore.dex --compiler-filter=speed
cat /sys/class/net/wlan0/address
chmod 755 /data/user/0/<Package>/.jiagu/libjiagu.so

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about location.

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.

Intercepts notifications.

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