Adware.Gexin.18972

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) q####.c####.l####.####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) pi####.qq.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(TLS/1.0) f####.gst####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) safebro####.google####.com:443
TCP(TLS/1.0) c####.eversun####.cn:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) 1####.217.168.202:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.2) 1####.217.168.202:443
TCP cm-1####.ig####.com:5225
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP cm-1####.ig####.com:5226
TCP 47.2####.96.72:7000

DNS requests:

7j####.c####.z0.####.com
ali-s####.j####.cn
and####.b####.qq.com
and####.cli####.go####.com
and####.google####.com
api.map.b####.com
c####.eversun####.cn
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.ig####.com
cm-1####.ig####.com
cm-1####.ig####.com
f####.gst####.com
gd-s####.j####.cn
instant####.google####.com
m####.go####.com
p####.google####.com
p####.google####.com.####.8
pi####.qq.com
s####.j####.cn
s.j####.cn
safebro####.google####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.j####.cn

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_EDB102
cdn-sdk####.g####.com.####.com/tdata_fPG280
cdn-sdk####.g####.com.####.com/tdata_hfu386
cdn-sdk####.g####.com.####.com/tdata_uED964
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_tYM194
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
pi####.qq.com/mstat/report/?index=####
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1004
/data/data/####/161d021b-855a-4e34-aaef-96bc3a38791c
/data/data/####/2a9b7891-7101-4e94-8c75-b0044cfa91c8
/data/data/####/37b748b2c1d3
/data/data/####/84d63c84
/data/data/####/8e0a7ab8-dff6-414b-896c-867348bde303
/data/data/####/GuardSetting.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/JPushSA_Config.xml.bak
/data/data/####/JPushSA_Config.xml.bak (deleted)
/data/data/####/PermissionDetailSetting.xml
/data/data/####/ScreenLockDeskProvider.xml
/data/data/####/ScreenShotProvider.xml
/data/data/####/Settings.xml
/data/data/####/UserAuthProvider.xml
/data/data/####/af8c32f7-46d3-48a9-9708-e52c85133811
/data/data/####/appPackageNames_v2
/data/data/####/app_category
/data/data/####/app_category-journal
/data/data/####/app_favorite_provider.xml
/data/data/####/app_favorite_provider.xml.bak
/data/data/####/app_favorites_settings.xml
/data/data/####/app_icons.db-journal
/data/data/####/app_time_rule.xml
/data/data/####/authStatus_com.broaddeep.safe.childrennetguard;remote.xml
/data/data/####/bugly_db_-journal
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.oat
/data/data/####/cn.jpush.android.user.profile.xml
/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.broaddeep.safe.childrennetguard.mid.world.ro.xml
/data/data/####/com.broaddeep.safe.childrennetguard_preferences.xml
/data/data/####/com.broaddeep.safe.childrennetguard_preferences.xml.bak
/data/data/####/com.broaddeep.safe.launcher.device.prefs.xml
/data/data/####/com.broaddeep.safe.launcher.managedusers.prefs.xml
/data/data/####/com.broaddeep.safe.launcher.prefs.xml
/data/data/####/crashrecord.xml
/data/data/####/data_keeper.xml
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/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/####/launcher.db-journal
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/login_helper.xml
/data/data/####/mac.xml
/data/data/####/native_record_lock
/data/data/####/pri_tencent_analysis.db_com.broaddeep.safe.chil...ournal
/data/data/####/proc_auxv
/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/####/security_info
/data/data/####/tdata_fPG280
/data/data/####/tdata_fPG280.dex
/data/data/####/tdata_fPG280.dex.flock (deleted)
/data/data/####/tdata_fPG280.jar
/data/data/####/tdata_hfu386
/data/data/####/tdata_hfu386.dex.flock (deleted)
/data/data/####/tdata_hfu386.jar
/data/data/####/tdata_uED964
/data/data/####/tdata_uED964.dex
/data/data/####/tdata_uED964.dex.flock (deleted)
/data/data/####/tdata_uED964.jar
/data/data/####/tencent_analysis.db_com.broaddeep.safe.children...ournal
/data/data/####/update_settings.xml
/data/data/####/wakeup_cache.json
/data/data/####/widgetpreviews.db-journal
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/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/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes.dex: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/tdata_fPG280.jar --oat-fd=55 --oat-location=/data/user/0/<Package>/files/tdata_fPG280.dex --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/tdata_hfu386.jar --oat-fd=55 --oat-location=/data/user/0/<Package>/files/tdata_hfu386.dex --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/tdata_uED964.jar --oat-fd=46 --oat-location=/data/user/0/<Package>/files/tdata_uED964.dex --compiler-filter=speed
cat /proc/uid_stat/10065/tcp_rcv
cat /proc/uid_stat/10065/tcp_snd
cat /sys/class/net/wlan0/address
getprop
getprop ro.build.version.opporom
mount
ps
sh

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-ECB-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Gets information about active device administrators.

Gets information about installed apps.

Displays its own windows over windows of other apps.

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