Adware.Gexin.21416

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) 1####.29.29.29:53
UDP(DNS) 8####.8.4.4:53
TCP(HTTP/1.1) 2####.205.137.242:443
TCP(HTTP/1.1) d####.c####.l####.####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) 2####.119.207.252:443
TCP(HTTP/1.1) 1####.126.92.12:443
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) 8.2####.35.113:443
TCP(TLS/1.0) www.google####.com:443
TCP(TLS/1.0) 2####.205.137.242:443
TCP(TLS/1.0) 1####.251.36.10:443
TCP(TLS/1.0) lbs.net####.im:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) 2####.119.207.252:443
TCP(TLS/1.0) qy-swa####.qi####.com:443
TCP(TLS/1.0) m.2####.com:443
TCP(TLS/1.0) 8.2####.35.113:443
TCP(TLS/1.0) md####.google####.com:443
TCP(TLS/1.0) 1####.126.92.12:443
TCP(TLS/1.2) 1####.250.179.195:443
TCP(TLS/1.2) 1####.250.179.142:443
TCP(TLS/1.2) 1####.217.17.74:443
TCP(TLS/1.2) 1####.250.179.170:443
UDP 1####.250.179.170:443
TCP 47.1####.178.24:443
TCP sdk.o####.t####.####.com:5224
UDP www.google####.com:443
TCP 59.1####.209.205:8080
TCP l####.net####.im:8080

DNS requests:

and####.b####.qq.com
and####.google####.com
cm-1####.g####.com
l####.net####.im
lbs.net####.im
log.u####.com
m####.go####.com
m.2####.com
md####.google####.com
nim.qi####.com
norma-e####.m####.com
plb####.u####.com
qy-swa####.qi####.com
s.b####.g####.com
sdk-ope####.g####.com
sdk.c####.g####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com
www.google####.com

HTTP GET requests:

1####.126.92.12:443/webapi/emoji/emojiPackage/map?appKey=####
1####.126.92.12:443/webapi/user/da/config?appKey=####
2####.205.137.242:443/rdmimg/hot_patch/3bc82c0e01/7e386084-4f18-45f0-b50...
d####.c####.l####.####.com/config/hzv9.conf
norma-e####.m####.com/android/exchange/getpublickey.do

HTTP POST requests:

1####.126.92.12:443/webapi/sdk/setting?appKey=####&fromType=####
1####.126.92.12:443/webapi/user/create.action?deviceid=####&appKey=####
2####.119.207.252:443/umpx_internal
2####.119.207.252:443/umpx_share
8.2####.35.113:443/unify_logs
and####.b####.qq.com/rqd/async?aid=####
norma-e####.m####.com/push/android/external/add.do

File system changes:

Creates the following files:

/data/com.nyso.aiyaogou/####/info.lock
/data/com.nyso.aiyaogou/####/patch.info
/data/com.nyso.aiyaogou/####/patch.retry
/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1002
/data/data/####/1004
/data/data/####/7e386084-4f18-45f0-b50d-a2b5c5ead177.zip
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/BUGLY_COMMON_VALUES.xml.bak
/data/data/####/NIMSDK_Config_d060a9f811f20218ae83738e0b4d83d2.xml
/data/data/####/NIMSDK_Config_d060a9f811f20218ae83738e0b4d83d2_...61.xml
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/Unicorn.d060a9f811f20218ae83738e0b4d83d2.xml
/data/data/####/Unicorn.d060a9f811f20218ae83738e0b4d83d2.xml.bak
/data/data/####/a==7.5.4&&1.0.0_1628004881527_envelope.log
/data/data/####/andlang.xml
/data/data/####/bugly_db_-journal
/data/data/####/classes.dex
/data/data/####/classes.dex.jar
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.dex;classes4.dex
/data/data/####/classes.dex;classes5.dex
/data/data/####/classes2.dex.jar
/data/data/####/classes3.dex.jar
/data/data/####/classes4.dex.jar
/data/data/####/com.nyso.aiyaogou.BETA_VALUES.xml
/data/data/####/com.nyso.aiyaogou.BETA_VALUES.xml.bak
/data/data/####/com.nyso.aiyaogou.BETA_VALUES.xml.bak (deleted)
/data/data/####/com.qiyukf.analytics.xml
/data/data/####/com.qiyukf.analytics.xml.bak
/data/data/####/com.x.y.1.xml
/data/data/####/com.x.y.2.xml
/data/data/####/crashrecord.xml
/data/data/####/crashrecord.xml (deleted)
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI4MDA0ODczNDIy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI4MDA0ODgxMTk2;
/data/data/####/dW1weF9zaGFyZV8xNjI4MDA0OTEwNDAy;
/data/data/####/dW1weF9zaGFyZV8xNjI4MDA0OTEwNzUz;
/data/data/####/disk_entries_list_image_cache_1486772733.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/getui_sp.xml
/data/data/####/i==1.2.0&&1.0.0_1628004873478_envelope.log
/data/data/####/i==1.2.0&&1.0.0_1628004881210_envelope.log
/data/data/####/info.lock
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libBugly.so
/data/data/####/libandlang.so
/data/data/####/libbbcshop.so
/data/data/####/libc++_shared.so
/data/data/####/libfree-reflection.so
/data/data/####/libgetuiext2.so
/data/data/####/libijkffmpeg.so
/data/data/####/libijkplayer.so
/data/data/####/libijksdl.so
/data/data/####/libimagepipeline.so
/data/data/####/libjiagu.so
/data/data/####/libmmkv.so
/data/data/####/librtmp-jni.so
/data/data/####/libstatic-webp.so
/data/data/####/libtencentloc.so
/data/data/####/libtxmapengine.so
/data/data/####/libwebp.so
/data/data/####/libwebpimage.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/msg.db-journal
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/data/data/####/patch-4e44a35e.apk
/data/data/####/patch.apk
/data/data/####/patch.retry
/data/data/####/proc_auxv
/data/data/####/push.pid
/data/data/####/pushsdk.db-journal
/data/data/####/qiyu_save_d060a9f811f20218ae83738e0b4d83d2.xml
/data/data/####/resources.apk
/data/data/####/resources.arsc
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/security_info (deleted)
/data/data/####/share.db-journal
/data/data/####/temp.apk
/data/data/####/test.dex.jar
/data/data/####/tinker_classN.apk
/data/data/####/tinker_classN.dex
/data/data/####/tinker_classN.dex.flock (deleted)
/data/data/####/tmpPatch.apk
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/umdat.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_general_config.xml.bak
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/unicorn#cheese#
/data/misc/####/primary.prof
/data/user_de/####/move_to_de_records.xml

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
getprop
ls /
ls /sys/class/thermal

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-ECB-NoPadding
AES-GCM-NoPadding

Accesses the ITelephony private interface.

Uses special library to hide executable bytecode.

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

Gets information about APN settings.

Gets information about installed apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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