Adware.Gexin.17232

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) s.a.longy####.com:80
TCP(HTTP/1.1) ad.nowyin####.com:80
TCP(HTTP/1.1) htt####.mm####.com:80
TCP(TLS/1.0) ro####.nowyin####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) sh####.me####.com:443
TCP(TLS/1.0) ad.nowyin####.com:443
TCP(TLS/1.0) ali-s####.j####.cn:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) sdk.me####.com:443
UDP s.j####.cn:19000
TCP 1####.230.236.29:7010

DNS requests:

a####.man.aliy####.com
ad####.m.ta####.com
ad.nowyin####.com
ali-s####.j####.cn
gd-s####.j####.cn
htt####.mm####.com
log.u####.com
plb####.u####.com
ro####.nowyin####.com
s.a.longy####.com
s.j####.cn
sdk.me####.com
sh####.me####.com
t####.j####.cn
u####.u####.com

HTTP GET requests:

ad.nowyin####.com/heibes/ad?model=####&ts=####&density=####&root=####&gd...
htt####.mm####.com/dns?domain=####

HTTP POST requests:

s.a.longy####.com/

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/2b4d004b-3a79-42ea-a8c1-6ca18697d97e
/data/data/####/4d2fdb19-8b3b-4e58-ba4d-0617b46b4ddc
/data/data/####/563b1042-231a-4e43-acd6-18b4c011347e
/data/data/####/9d8c49ec-c488-43d0-9393-53282013541d
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/MultiDex.lock
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/UTCommon.xml
/data/data/####/a==8.0.0&&1.3.5_1565936065791_envelope.log
/data/data/####/acb6a8a9-6a40-45c6-a4c8-6431fff169ee
/data/data/####/appPackageNames_v2
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/commonsp.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTY1OTM2MDY0ODUz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTY1OTM2MDY5NzQy;
/data/data/####/dW1weF9zaGFyZV8xNTY1OTM2MDY2MDI4;
/data/data/####/dW1weF9zaGFyZV8xNTY1OTM2MDY2MDc0;
/data/data/####/device_id.xml.xml
/data/data/####/download.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/finalcore.jar
/data/data/####/finalcore.jar.tmp
/data/data/####/i==1.2.0&&1.3.5_1565936064972_envelope.log
/data/data/####/i==1.2.0&&1.3.5_1565936069840_envelope.log
/data/data/####/infinitemovie.db
/data/data/####/infinitemovie.db-journal
/data/data/####/info.xml
/data/data/####/interval.xml
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_uncaughtexception_file
/data/data/####/libjiagu-1199446111.so
/data/data/####/loc_plugin.dex
/data/data/####/loc_plugin.ini
/data/data/####/longyun_sdk.xml
/data/data/####/multidex.version.xml
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/sdk_config.xml
/data/data/####/share.db-journal
/data/data/####/speed.xml
/data/data/####/t==8.0.0&&1.3.5_1565936065533_envelope.log
/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_it.cache
/data/data/####/umeng_socialize.xml
/data/data/####/webview.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.sfp
/data/media/####/.testf
/data/media/####/.umm.dat
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/crash1565936065615.txt
/data/media/####/crash1565936073569.txt
/data/media/####/sysid.dat

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
ls /
ls /sys/class/thermal
ps

Loads the following dynamic libraries:

jcore125
libjiagu-1199446111
mcnnativesign
ut_c_api
wencrypt

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

1
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding

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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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