Adware.Gexin.21293

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) and####.b####.qq.com:80
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) 1####.250.179.138:443
TCP(TLS/1.0) al####.u####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.2) 1####.250.179.163:443

DNS requests:

and####.b####.qq.com
api.map.b####.com
h####.b####.com
log.u####.com
plb####.u####.com
u####.u####.com
ve####.baid####.com

HTTP POST requests:

and####.b####.qq.com/rqd/async?aid=####

File system changes:

Creates the following files:

/data/data/####/.cl
/data/data/####/.imprint
/data/data/####/.jg.ri
/data/data/####/.jg.store.report_cf
/data/data/####/001.png
/data/data/####/002.png
/data/data/####/003.png
/data/data/####/004.png
/data/data/####/005.png
/data/data/####/006.png
/data/data/####/007.png
/data/data/####/008.png
/data/data/####/009.png
/data/data/####/01.gif
/data/data/####/010.png
/data/data/####/011.png
/data/data/####/012.png
/data/data/####/013.png
/data/data/####/014.png
/data/data/####/015.png
/data/data/####/016.png
/data/data/####/017.png
/data/data/####/018.png
/data/data/####/019.png
/data/data/####/02.gif
/data/data/####/03.gif
/data/data/####/04.gif
/data/data/####/05.gif
/data/data/####/06.gif
/data/data/####/07.gif
/data/data/####/08.gif
/data/data/####/09.gif
/data/data/####/10.gif
/data/data/####/1002
/data/data/####/1004
/data/data/####/11.gif
/data/data/####/12.gif
/data/data/####/13.gif
/data/data/####/14.gif
/data/data/####/15.gif
/data/data/####/16.gif
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/__Baidu_Stat_SDK_SendRem.xml
/data/data/####/__local_ap_info_cache.json
/data/data/####/__local_last_session.json
/data/data/####/__local_stat_cache.json
/data/data/####/__send_data_1625101240444
/data/data/####/__send_data_1625101241023
/data/data/####/__send_data_1625101243475
/data/data/####/ajmd.png
/data/data/####/ansun.db
/data/data/####/ansun.db-journal
/data/data/####/ansun.xml
/data/data/####/authStatus_com.ansun.xml
/data/data/####/baidu_mtj_sdk_record.xml
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/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.dex;classes5.dex
/data/data/####/com.ansun.BETA_VALUES.xml
/data/data/####/com.ansun.BETA_VALUES.xml.bak
/data/data/####/crashrecord.xml
/data/data/####/crashrecord.xml (deleted)
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI1MTAxMjY1NDM5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI1MTAxMjc4ODM5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI1MTAxMzEzOTQ2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI1MTAxMzI4NzA2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNjI1MTAxMzQyODE0;
/data/data/####/dW1weF9zaGFyZV8xNjI1MTAxMzM3MjA4;
/data/data/####/dW1weF9zaGFyZV8xNjI1MTAxMzM3OTI1;
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/i==1.2.0&&2.9.98_1625101265194_envelope.log
/data/data/####/i==1.2.0&&2.9.98_1625101279034_envelope.log
/data/data/####/i==1.2.0&&2.9.98_1625101314344_envelope.log
/data/data/####/i==1.2.0&&2.9.98_1625101329255_envelope.log
/data/data/####/i==1.2.0&&2.9.98_1625101342982_envelope.log
/data/data/####/info.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/mac.xml
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/data/data/####/ocr_sdk_uuid.xml
/data/data/####/proc_auxv
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/security_info
/data/data/####/security_info (deleted)
/data/data/####/share.db-journal
/data/data/####/tsj.png
/data/data/####/udesk_sdk.xml
/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/####/warman-db.db
/data/data/####/warman-db.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.confd
/data/media/####/.confd-journal
/data/media/####/.timestamp
/data/media/####/.umm.dat
/data/media/####/crash-2021-07-01-04-00-50-1625101250955.log
/data/media/####/crash-2021-07-01-04-01-07-1625101267471.log
/data/media/####/crash-2021-07-01-04-01-21-1625101281109.log
/data/media/####/crash-2021-07-01-04-01-37-1625101297373.log
/data/media/####/crash-2021-07-01-04-01-46-1625101306377.log
/data/media/####/crash-2021-07-01-04-01-55-1625101315538.log
/data/media/####/crash-2021-07-01-04-02-16-1625101336124.log
/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
getprop
getprop ro.build.display.id
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.miui.ui.version.name
getprop ro.smartisan.version
logcat -d -v threadtime
ls /
ls /sys/class/thermal

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-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.

Requests the system alert window permission.

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