Adware.Gexin.18013

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) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) 1####.11.61.137:80
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) 1####.217.20.67:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) p####.google####.com:443
TCP(TLS/1.0) safebro####.google####.com:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.2) p####.google####.com:443
TCP 2####.119.215.161:80
TCP zb-cent####.m.ta####.com:443

DNS requests:

a####.man.aliy####.com
amdc####.m.ta####.com
and####.b####.qq.com
and####.cli####.go####.com
m####.go####.com
p####.google####.com
plb####.u####.com
safebro####.google####.com
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com

HTTP POST requests:

amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async?aid=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.jgck
/data/data/####/1004
/data/data/####/4faa533f54c14c59ab803be5afd48a24
/data/data/####/ACCS_BINDumeng;5d23fd443fc1951e6200010d.xml
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/AGOO_BIND.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/StrategyConfig
/data/data/####/UM_PROBE_DATA.xml
/data/data/####/a==7.5.4&&1.0.0_1569502150940_envelope.log
/data/data/####/accs.db
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/bugly_db_-journal
/data/data/####/classes.dex
/data/data/####/classes.dex;classes2.dex
/data/data/####/classes.dex;classes3.dex
/data/data/####/classes.oat
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTY5NTAyMTU1MTU1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTY5NTAyMTUwMzA2;
/data/data/####/device.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f24ff77cd3844efca2b4ed8882154823
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&1.0.0_1569502150167_envelope.log
/data/data/####/info.xml
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/native_record_lock
/data/data/####/native_record_lock (deleted)
/data/data/####/proc_auxv
/data/data/####/security_info
/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_general_config.xml.bak (deleted)
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/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/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 --oat-file=<Package Folder>/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed
getprop
ls /
ls /sys/class/thermal

Uses the following algorithms to encrypt data: