Adware.Gexin.20549

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) cdn-sdk####.g####.com.####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) tinychi####.q####.com.####.com:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(TLS/1.0) gw.kefan####.com:18110
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) 2####.58.214.10:443
TCP(TLS/1.0) grs.dbankc####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) instant####.google####.com:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) android####.go####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) f####.kefan####.com:443
TCP(TLS/1.2) 2####.58.214.10:443
TCP(TLS/1.2) 64.2####.163.139:443
TCP(TLS/1.2) 1####.194.221.94:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.g####.com:5224

DNS requests:

7j####.c####.z0.####.com
and####.google####.com
android####.go####.com
c-h####.g####.com
cdn-sdk####.g####.com
cm-1####.g####.com
cm-1####.g####.com
cm-1####.g####.com
f####.kefan####.com
grs.dbankc####.com
gw.kefan####.com
instant####.google####.com
l####.tbs.qq.com
log.u####.com
md####.google####.com
norma-e####.m####.com
oss-cn-####.aliy####.com
p####.google####.com
plb####.u####.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

HTTP GET requests:

cdn-sdk####.g####.com.####.com/tdata_UeV578
cdn-sdk####.g####.com.####.com/tdata_trp703
cdn-sdk####.g####.com.####.com/tdata_xEA084
norma-e####.m####.com/android/exchange/getpublickey.do
sdk.o####.p####.####.com/api/addr.htm
tinychi####.q####.com.####.com/config/hzv9.conf

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
norma-e####.m####.com/push/android/external/add.do
sdk-ope####.g####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.cl
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/KFPushClient.xml
/data/data/####/cec4a1a0cf8b612f74c38caab6d3daf2.0
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.dex;classes4.dex
/data/data/####/classes.oat
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.1.xml.bak
/data/data/####/com.x.y.2.xml
/data/data/####/core_info
/data/data/####/dW1weF9zaGFyZV8xNTkzMDk4NzUzMzUx;
/data/data/####/dW1weF9zaGFyZV8xNTkzMDk4NzUzOTM2;
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/hms_global_v2_com.mjb.kefang.xml
/data/data/####/imKit.db-journal
/data/data/####/im_shared_txt.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/libjiagu.so
/data/data/####/mjbIMSystem.xml
/data/data/####/mjbIMSystem.xml.bak
/data/data/####/mz_push_preference.xml
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/push_client_self_info.xml
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/share.db-journal
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_config.xml.bak
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_UeV578
/data/data/####/tdata_UeV578.dex
/data/data/####/tdata_UeV578.dex.flock (deleted)
/data/data/####/tdata_UeV578.jar
/data/data/####/tdata_trp703
/data/data/####/tdata_trp703.dex
/data/data/####/tdata_trp703.dex.flock (deleted)
/data/data/####/tdata_trp703.jar
/data/data/####/tdata_xEA084
/data/data/####/tdata_xEA084.dex
/data/data/####/tdata_xEA084.dex.flock (deleted)
/data/data/####/tdata_xEA084.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/misc/####/primary.prof
/data/user_de/####/aaid.xml
/data/user_de/####/grs_move2DE_records.xml
/data/user_de/####/move_to_de_records.xml
/data/user_de/####/share_pre_grs_conf_com.mjb.kefang.xml
/data/user_de/####/share_pre_grs_conf_com.mjb.kefang.xml.bak
/data/user_de/####/zoo.xml
/data/user_de/####/zoo.xml.bak

Miscellaneous:

Executes the following shell scripts:

/system/bin/dex2oat --instruction-set=x86 --dex-file=<Package Folder>/.jiagu/classes.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes2.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes3.dex --dex-file=<Package Folder>/.jiagu/classes.dex:classes4.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_UeV578.jar --oat-fd=50 --oat-location=/data/user/0/<Package>/files/tdata_UeV578.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_trp703.jar --oat-fd=53 --oat-location=/data/user/0/<Package>/files/tdata_trp703.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_xEA084.jar --oat-fd=44 --oat-location=/data/user/0/<Package>/files/tdata_xEA084.dex --compiler-filter=speed
getprop ro.product.cpu.abi

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding

Uses special library to hide executable bytecode.

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

Gets information about installed apps.

Gets information about running apps.

Displays its own windows over windows of other apps.

技术

术语

教育培训

误区

Technical information

Curing recommendations

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