Android.Gexin.963

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Gexin.1

Network activity:

Connects to:

UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) www.gopl####.com:8080
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(HTTP/1.1) s####.e.qq.com:80
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) mi.g####.qq.com:80
TCP(HTTP/1.1) luna-im####.qq.com.####.com:80
TCP(HTTP/1.1) a####.u####.com.####.com:80
TCP(HTTP/1.1) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(TLS/1.0) s####.e.qq.com:443
TCP(TLS/1.0) safebro####.google####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) c####.im.ta####.com:443
TCP(TLS/1.0) na61-####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) securit####.sp####.mig.####.net:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) regi####.xm####.xi####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) 2####.58.208.106:443
TCP(TLS/1.0) analy####.map.qq.com:443
TCP(TLS/1.0) api.growi####.com:443
TCP(TLS/1.0) t.growi####.com:443
TCP(TLS/1.2) 2####.58.208.106:443
TCP(TLS/1.2) 1####.250.179.195:443
TCP(TLS/1.2) 1####.250.179.174:443
TCP cm-1####.g####.com:5224
TCP sdk.o####.t####.####.com:5224
TCP app.c####.xi####.net:5222

DNS requests:

7j####.c####.z0.####.com
a####.u####.com
analy####.map.qq.com
and####.google####.com
android####.go####.com
api.growi####.com
app.c####.xi####.net
c####.im.ta####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
h####.b####.com
i####.ww.ta####.com
imgc####.qq.com
instant####.google####.com
md####.google####.com
mi.g####.qq.com
p####.google####.com
regi####.xm####.xi####.com
reso####.msg.xi####.net
s####.e.qq.com
safebro####.google####.com
sdk-ope####.g####.com
sdk.c####.g####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.growi####.com
t####.m.qq.com
t.growi####.com
www.gopl####.com

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_dkP635
d####.c####.l####.####.com/config/hzv9.conf
luna-im####.qq.com.####.com/qzone/biz/gdt/mod/android/AndroidAllInOne/pr...
mi.g####.qq.com/gdt_mview.fcg?datatype=####&posh=####&count=####&adposco...
reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=d####&uuid=####&l...
ti####.c####.l####.####.com/tdata_SzD730
www.gopl####.com:8080/goplaycn/api/self/version

HTTP POST requests:

a####.u####.com.####.com/app_logs
c-h####.g####.com/api.php?format=####&t=####
s####.e.qq.com/activate
s####.e.qq.com/launch
s####.e.qq.com/msg
www.gopl####.com:8080/goplaycn/api/account/getAccount
www.gopl####.com:8080/goplaycn/api/google/getBrandInfo
www.gopl####.com:8080/goplaycn/api/google/getGoogleApks
www.gopl####.com:8080/goplaycn/api/webview/list

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.turing.dat
/data/data/####/3583.yaqcookie
/data/data/####/Alvin2.xml
/data/data/####/BuglySdkInfos.xml
/data/data/####/ContextData.xml
/data/data/####/GDTSDK.db
/data/data/####/GDTSDK.db-journal
/data/data/####/XMPushServiceConfig.xml
/data/data/####/__Baidu_Stat_SDK_SendRem.xml
/data/data/####/__Baidu_Stat_SDK_SendRem.xml.bak
/data/data/####/__local_ap_info_cache.json
/data/data/####/__local_last_session.json
/data/data/####/__local_stat_cache.json
/data/data/####/__send_data_1617816984694
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/classes.dex
/data/data/####/classes.oat
/data/data/####/classes2.dex
/data/data/####/com.goplaycn.googleinstall;pushservice
/data/data/####/com.goplaycn.googleinstall;pushservice.growing.db
/data/data/####/com.goplaycn.googleinstall;pushservice.growing.db-journal
/data/data/####/com.goplaycn.googleinstall_preferences.xml
/data/data/####/com.qq.e.sdkconfig.xml
/data/data/####/config
/data/data/####/devCloudSetting.cfg
/data/data/####/devCloudSetting.sig
/data/data/####/device_id.xml.xml
/data/data/####/downloads.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdt_plugin.dex
/data/data/####/gdt_plugin.dex.flock (deleted)
/data/data/####/gdt_plugin.jar
/data/data/####/gdt_plugin.jar.sig
/data/data/####/gdt_plugin.next.sig
/data/data/####/gdt_plugin.tmp
/data/data/####/gdt_stat.db
/data/data/####/gdt_stat.db-journal
/data/data/####/gdt_suid
/data/data/####/growing.db
/data/data/####/growing.db-journal
/data/data/####/growing_profile.xml
/data/data/####/growing_profile.xml (deleted)
/data/data/####/growing_profile.xml.bak
/data/data/####/growingio_diagnose.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libMMANDKSignature.44bcf163.so
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/libturingau.44bcf163.so
/data/data/####/libyaqbasic.44bcf163.so
/data/data/####/libyaqpro.44bcf163.so
/data/data/####/mipush.xml
/data/data/####/mipush.xml.bak (deleted)
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_extra.xml.bak
/data/data/####/mpdc_105498_1
/data/data/####/pref_registered_pkg_names.xml
/data/data/####/proc_auxv
/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/####/setting.xml
/data/data/####/tdata_dkP635
/data/data/####/tdata_dkP635.dex
/data/data/####/tdata_dkP635.dex.flock (deleted)
/data/data/####/tdata_dkP635.jar
/data/data/####/turingfd_conf_105498_auMini.xml
/data/data/####/turingfd_conf_105498_auMini.xml.bak (deleted)
/data/data/####/turingfd_protect_105498_41_auMini.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/update_lc
/data/data/####/update_log.xml
/data/data/####/yaq.44bcf163.sec
/data/data/####/yaq2.44bcf163.sec
/data/data/####/yaq3_0.44bcf163.sec
/data/data/####/yaqsdkcookie
/data/data/####/ywPrefsTools.xml
/data/media/####/.confd
/data/media/####/.confd-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.timestamp
/data/media/####/.turing.dat
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.goplaycn.googleinstall.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/tdata_dkP635
/data/misc/####/primary.prof

Miscellaneous:

Executes the following shell scripts:

/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
/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>/app_e_qq_com_plugin/gdt_plugin.jar --oat-fd=50 --oat-location=/data/user/0/<Package>/app_e_qq_com_dex/gdt_plugin.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>/app_e_qq_com_plugin/gdt_plugin.jar --oat-fd=54 --oat-location=/data/user/0/<Package>/app_e_qq_com_dex/gdt_plugin.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_dkP635.jar --oat-fd=62 --oat-location=/data/user/0/<Package>/files/tdata_dkP635.dex --compiler-filter=speed
/system/bin/df
/system/bin/getprop
/system/bin/sh
chmod 755 <Package Folder>/.jiagu/libjiagu.so
stat /sbin/su
stat /system/bin/su
stat /system/sbin/su
stat /system/xbin/su
stat /vendor/bin/su

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

Accesses the ITelephony private interface.

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.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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