Adware.Gexin.2462

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) l####.tbs.qq.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) nav.cn.ron####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) sh.wagbr####.alibaba####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) s####.cn.ron####.com:443
TCP(TLS/1.0) 1####.217.17.78:443
TCP sdk.o####.t####.####.net:5224
TCP 1####.92.18.24:8616
TCP c####.g####.ig####.com:5227

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
and####.b####.qq.com
c####.g####.ig####.com
c-h####.g####.com
l####.tbs.qq.com
mt####.go####.com
nav.cn.ron####.com
plb####.u####.com
s####.cn.ron####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com

HTTP GET requests:

t####.c####.q####.####.com/tdata_YYn966
t####.c####.q####.####.com/tdata_eOt091
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.exc.mob.com/errconf
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
l####.tbs.qq.com/ajax?c=####&k=####
nav.cn.ron####.com/navipush.json
sdk.o####.p####.####.com/api.php?format=####&t=####

Modified file system:

Creates the following files:

/data/data/####/.duid
/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.vpl_lock
/data/data/####/1002
/data/data/####/1004
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/COUNTLY_STORE.xml
/data/data/####/FwLog.xml
/data/data/####/FwLog.xml.bak
/data/data/####/MultiDex.lock
/data/data/####/RongPush.xml
/data/data/####/Statistics.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/a==7.5.3&&1.0.5_1536742715434_envelope.log
/data/data/####/bugly_db_-journal
/data/data/####/com.kooup.teacher.BETA_VALUES.xml
/data/data/####/com.kooup.teacher.BETA_VALUES.xml.bak
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/i==1.2.0&&1.0.5_1536742714514_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/libjiagu-1759984589.so
/data/data/####/local_crash_lock
/data/data/####/locale.config.xml
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/multidex.version.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/tbs_download_config.xml
/data/data/####/tbs_download_stat.xml
/data/data/####/tbscoreinstall.txt
/data/data/####/tbslock.txt
/data/data/####/tdata_YYn966
/data/data/####/tdata_YYn966.jar
/data/data/####/tdata_eOt091
/data/data/####/tdata_eOt091.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/um_pri.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/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.artc_lock
/data/media/####/.cca.dat
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.im_lock
/data/media/####/.lesd_lock
/data/media/####/.mn_-1464060969
/data/media/####/.nomedia
/data/media/####/.pkg_lock
/data/media/####/.pkgs_lock
/data/media/####/.rc_lock
/data/media/####/.slw
/data/media/####/.ss_lock
/data/media/####/.umm.dat
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.kooup.teacher.bin
/data/media/####/com.kooup.teacher.db
/data/media/####/kooup_teacher_2018_09_12_08_58_34.log
/data/media/####/kooup_teacher_2018_09_12_08_58_39.log
/data/media/####/kooup_teacher_2018_09_12_08_58_45.log
/data/media/####/kooup_teacher_2018_09_12_08_58_50.log
/data/media/####/kooup_teacher_2018_09_12_08_58_54.log
/data/media/####/kooup_teacher_2018_09_12_08_59_02.log
/data/media/####/kooup_teacher_2018_09_12_08_59_05.log
/data/media/####/kooup_teacher_2018_09_12_08_59_08.log
/data/media/####/kooup_teacher_2018_09_12_08_59_11.log
/data/media/####/kooup_teacher_2018_09_12_08_59_14.log
/data/media/####/kooup_teacher_2018_09_12_08_59_19.log
/data/media/####/kooup_teacher_2018_09_12_08_59_23.log
/data/media/####/kooup_teacher_2018_09_12_08_59_31.log
/data/media/####/rong_sdk.log
/data/media/####/rong_sdk_debug.log
/data/media/####/tbslog.txt
/data/media/####/tdata_YYn966
/data/media/####/tdata_eOt091
/data/media/####/test.log

Miscellaneous:

Executes next 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 getprop
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.KPPushService 24701 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu-1759984589.so
getprop
getprop ro.product.cpu.abi
logcat -d -v threadtime
ls /sys/class/thermal
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.KPPushService 24701 300 0

Loads the following dynamic libraries:

Bugly
RongIMLib
getuiext2
libjiagu-1759984589

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

技术

术语

教育培训

误区

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