Adware.Gexin.22297

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) a####.jiying####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(TLS/1.0) def####.cn.zb.####.com:443
TCP(TLS/1.0) 74.1####.131.95:443
TCP(TLS/1.0) ap####.uc.cn:443
TCP(TLS/1.0) al####.u####.com:443
TCP(TLS/1.0) and####.google####.com:443
TCP(TLS/1.0) 64.2####.161.95:443
TCP(TLS/1.2) 2####.85.233.139:443
TCP(TLS/1.2) 74.1####.131.95:443
TCP(TLS/1.2) 64.2####.165.95:443
TCP(TLS/1.2) 1####.251.1.139:443
TCP(TLS/1.2) 64.2####.165.94:443

DNS requests:

a####.jiying####.com
ai.l####.u####.com
and####.b####.qq.com
and####.google####.com
ap####.uc.cn
log.u####.com
m####.go####.com
u####.u####.com
un####.wos####.cn

HTTP GET requests:

a####.jiying####.com/company/is_can_be_sync?
a####.jiying####.com/company_apply/list?iscountall=####&status=####&size...
a####.jiying####.com/company_apply/list?status=####&size=####&page=####&...
a####.jiying####.com/company_auth/get_my_auth_detal?
a####.jiying####.com/user/get_my_comany_team_detail?
a####.jiying####.com/user/get_my_detail?
def####.cn.zb.####.com:443/bar/get/58b67f8f677baa3f81001180/?pcv=####&de...

HTTP POST requests:

al####.u####.com:443/unify_logs
al####.u####.com:443/zcfg
and####.b####.qq.com/rqd/async?aid=####
ap####.uc.cn:443/collect?chk=####&vno=####&uuid=####&app=####&enc=####
def####.cn.zb.####.com:443/api/umed/mobile/log

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1002
/data/data/####/1004
/data/data/####/AUTH_APP_INFO.xml
/data/data/####/Alvin2.xml
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/ContextData.xml
/data/data/####/EUNEVER0HCETIXOAH0MOC.bati
/data/data/####/EUNEVER0HCETIXOAH0MOC.end
/data/data/####/EUNEVER0HCETIXOAH0MOC.hdr
/data/data/####/EUNEVER0HCETIXOAH0MOC.meminfo
/data/data/####/EUNEVER0HCETIXOAH0MOC.pid
/data/data/####/EUNEVER0HCETIXOAH0MOC.ps
/data/data/####/EUNEVER0HCETIXOAH0MOC.st
/data/data/####/EUNEVER0HCETIXOAH0MOC.start
/data/data/####/EUNEVER0HCETIXOAH0MOC.status
/data/data/####/EUNEVER0HCETIXOAH0MOC.sts
/data/data/####/EUNEVER0HCETIXOAH0MOC.time
/data/data/####/EUNEVER0HCETIXOAH0MOC.uptime
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/bugly_db_-journal
/data/data/####/cdt.wa
/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.haoxitech.revenue.BETA_VALUES.xml
/data/data/####/config.xml
/data/data/####/cr.wa
/data/data/####/crashrecord.xml
/data/data/####/cu_auth.xml
/data/data/####/db_prod_data.db-journal
/data/data/####/db_test_data.db
/data/data/####/db_test_data.db-journal
/data/data/####/dt.wa
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/guide_activity.xml
/data/data/####/i==1.2.0&&2.1.9.0104_1641533542820_dW5pZnlfbG9ncw==;.log
/data/data/####/info.xml
/data/data/####/jiyingshouapp.xml
/data/data/####/jiyingshouapp.xml.bak
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/logger.db
/data/data/####/logger.db-journal
/data/data/####/monitor.db
/data/data/####/monitor.db-journal
/data/data/####/native_record_lock
/data/data/####/proc_auxv
/data/data/####/security_info
/data/data/####/share.db-journal
/data/data/####/ssoconfigs.xml
/data/data/####/t==9.3.0&&2.1.9.0104_1641533526357_dW5pZnlfbG9ncw==;.log
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.xml
/data/data/####/um_session_id.xml
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_common_config.xml.bak
/data/data/####/umeng_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/umeng_sp_zdata.xml
/data/data/####/umeng_zcfg_flag
/data/data/####/umeng_zero_cache.db
/data/data/####/umeng_zero_cache.db-journal
/data/data/####/unique
/data/data/####/uv.db
/data/data/####/uv.db-journal
/data/data/####/ver
/data/data/####/z==1.2.0&&2.1.9.0104_1641533492783_emNmZw==;.log
/data/misc/####/primary.prof

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
/system/bin/sh -c type su
getprop
ls /
ls /sys/class/thermal
ps
sh -c type su

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS7Padding
AES-GCM-NoPadding
DESede-CBC-NoPadding

Uses special library to hide executable bytecode.

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

Displays its own windows over windows of other apps.

Requests the system alert window permission.

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