Adware.Gexin.13315

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) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) api.1####.com:80
TCP(HTTP/1.1) m####.3g.qq.com:80
TCP(HTTP/1.1) log.1####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) c####.g####.com:80
TCP(HTTP/1.1) 1####.11.61.135:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) ddd.1####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) api.w####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) api.1####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) 1####.217.17.78:443
TCP(TLS/1.0) recall-####.1####.com:443
TCP(TLS/1.0) msg.umengc####.com:443
TCP c####.g####.ig####.com:5226
TCP sdk.o####.t####.####.com:5224
TCP 2####.119.218.243:80
UDP 1####.168.102.1:137

DNS requests:

7j####.c####.z0.####.com
a####.man.aliy####.com
ag####.m.ta####.com
amdc####.m.ta####.com
and####.b####.qq.com
api.1####.com
api.w####.com
c####.g####.com
c####.g####.ig####.com
c-h####.g####.com
ddd.1####.com
log.1####.com
m####.3g.qq.com
msg.umengc####.com
plb####.u####.com
pub-####.qin####.com
recall-####.1####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com
u####.umengc####.com
umengj####.m.ta####.com

HTTP GET requests:

api.1####.com/app/getResource?os=####&lon=####&tuid=####&device_code=###...
log.1####.com/a.gif?lon=####&tuid=####&device_code=####&OSVersion=####&d...
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/config/hz-hzv6.conf
t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_Pop142
t####.c####.q####.####.com/tdata_Rvc757
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_mSr887

HTTP POST requests:

amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async?aid=####
c####.g####.com/api.php?format=####&t=####
c-h####.g####.com/api.php?format=####&t=####
ddd.1####.com/report
m####.3g.qq.com/
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/ACCS_SDK.xml
/data/data/####/ACCS_SDK_CHANNEL.xml
/data/data/####/Agoo_AppStore.xml
/data/data/####/Alvin2.xml
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/MessageStore.db
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db
/data/data/####/MsgLogStore.db-journal
/data/data/####/accs.db
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/andpatch.xml
/data/data/####/andpatch_extra.xml
/data/data/####/bugly_db_
/data/data/####/bugly_db_-journal
/data/data/####/cmd_data_tracker_v2.db
/data/data/####/cmd_data_tracker_v2.db-journal
/data/data/####/cmd_data_tracker_v2.db_init
/data/data/####/cmd_data_tracker_v2.db_init-journal
/data/data/####/cmd_data_tracker_v2.db_pushservice
/data/data/####/cmd_data_tracker_v2.db_pushservice-journal
/data/data/####/com.jifen.qukan.xml
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1MjY4MzU1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1Mjc1Nzg5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1Mjg1NjMw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1Mjg5MzAx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1MjgwMTEw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1MjkyOTY4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1MzAzNjIy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU3NDI1MzMwMDk2;
/data/data/####/daemon
/data/data/####/data_tracker_v2.db
/data/data/####/data_tracker_v2.db-journal
/data/data/####/data_tracker_v2.db_init
/data/data/####/data_tracker_v2.db_init-journal
/data/data/####/data_tracker_v2.db_pushservice
/data/data/####/data_tracker_v2.db_pushservice-journal
/data/data/####/db288d15af70
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/finch.db
/data/data/####/finch.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&3.9.24.000.0508.1302_1557425268514_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libjiagu-1385524905.so
/data/data/####/libquid.so
/data/data/####/local_crash_lock
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/p_uid.db-journal
/data/data/####/pdm.db
/data/data/####/pdm.db-journal
/data/data/####/proc_monitor_local_rec_main.xml
/data/data/####/proc_monitor_local_rec_push.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/qk_app.xml
/data/data/####/qk_crash_report_cache.xml
/data/data/####/qk_push_sp.xml
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/statistic_all_new_log.db
/data/data/####/statistic_all_new_log.db-journal
/data/data/####/statistic_all_new_log.db_pushservice
/data/data/####/statistic_all_new_log.db_pushservice-journal
/data/data/####/sys_log_1557425278371766.txt
/data/data/####/sys_log_1557425291180278.txt
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_Pop142
/data/data/####/tdata_Pop142.jar
/data/data/####/tdata_Rvc757
/data/data/####/tdata_Rvc757.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_mSr887
/data/data/####/tdata_mSr887.jar
/data/data/####/tmsdk_dualsim_shark.xml
/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/data/####/umeng_message_state.xml
/data/data/####/webview.db
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/weibo_sdk_aid1
/data/media/####/.2e1b3.cuid
/data/media/####/.301d5.cuid
/data/media/####/.98ff3.cuid2
/data/media/####/.c3418.cuid
/data/media/####/.com.jifen.ac.cuid
/data/media/####/.com.jifen.ac.cuid2
/data/media/####/.nomedia
/data/media/####/.quid
/data/media/####/6c5a09a4c58549b984a8733867270a44
/data/media/####/78132b63c31e4c9cb0204467cbd9fb00
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/cf_lk_2.dat
/data/media/####/cf_st_2.dat
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.jifen.qukan.bin
/data/media/####/com.jifen.qukan.db
/data/media/####/crash-2019-05-09.log
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tdata_Jga153
/data/media/####/tdata_Pop142
/data/media/####/tdata_Rvc757
/data/media/####/tdata_bca864
/data/media/####/tdata_mSr887
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
/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/netcfg
/system/bin/sh -c getprop
/system/bin/sh -c type su
<Package Folder>/files/DaemonServer -s <Package Folder>/lib/ -n runServer -p startservice -n <Package>/com.taobao.accs.ChannelService --user 0 -f <Package Folder> -t 600 -c agoo.pid -P <Package Folder> -K 1009527 -U tb_accs_eudemon_1.1.3 -L http://agoodm.m.taobao.com/agoo/report -D {"package":"<Package>","appKey":"umeng:57578e4d67e58e4c810000d2","utdid":"XNRsckftyaADAGdzx1HufONM","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.jifen.framework.push.getui.GTCoreService 24479 300 0
cat /sys/class/net/wlan0/address
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/app_bin/daemon
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.miui.ui.version.name
getprop ro.smartisan.version
getprop ro.vivo.os.version
grep 3440
grep 3543
logcat -d -v threadtime
ls /sys/class/thermal
mount
ps
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.jifen.framework.push.getui.GTCoreService 24479 300 0

Loads the following dynamic libraries:

Bugly
InnoSo
NativeExample
getuiext3
libTmsdk-2.0.8-dual-mfr
libjiagu-1385524905
tnet-3.1

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-CFB128-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CFB128-NoPadding
AES-ECB-PKCS5Padding
AES-GCM-NoPadding
DES-ECB-NoPadding
RSA-ECB-PKCS1Padding

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 APN settings.

Gets information about installed apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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