Adware.Gexin.5328

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8012
TCP(HTTP/1.1) o####.map.b####.com:80
TCP(HTTP/1.1) 2####.130.43.40:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) mrobot-####.pcon####.com.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) nav.cn.ron####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) 1####.171.194.212:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) mr####.pc####.com.cn:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) v.im####.com:443
TCP(TLS/1.0) s####.cn.ron####.com:443
TCP c####.g####.ig####.com:5226
TCP sdk.o####.t####.####.com:5224
TCP 1####.92.13.27:8623

DNS requests:

7j####.c####.z0.####.com
a####.b####.qq.com
aexcep####.b####.qq.com
and####.b####.qq.com
api.map.b####.com
c####.g####.ig####.com
c-h####.g####.com
e####.im####.com
loc.map.b####.com
log.u####.com
mr####.pc####.com.cn
mr####.pcon####.com.cn
mrobot-####.pcon####.com.cn
nav.cn.ron####.com
o####.map.b####.com
plb####.u####.com
pub-####.qin####.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
v.im####.com

HTTP GET requests:

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

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async
a####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
loc.map.b####.com/sdk.php
mrobot-####.pcon####.com.####.com/netinfo.jsp?nohttps=####
nav.cn.ron####.com/navipush.json
o####.map.b####.com/offline_loc
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/1002
/data/data/####/1004
/data/data/####/AppConfig.xml
/data/data/####/BUGLY_COMMON_VALUES.xml
/data/data/####/COUNTLY_STORE.xml
/data/data/####/FwLog.xml
/data/data/####/Getui.xml
/data/data/####/HttpLogDB.db-journal
/data/data/####/MultiDex.lock
/data/data/####/RongPush.xml
/data/data/####/RongPushAppConfig.xml
/data/data/####/Statistics.xml
/data/data/####/authStatus_cn.com.pcauto.pocket;remote.xml
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu
/data/data/####/bugly_db_legu-journal
/data/data/####/cdn.db-journal
/data/data/####/cn.com.pcauto.pocket.BETA_VALUES.xml
/data/data/####/cn.com.pcauto.pocket.BETA_VALUES.xml.bak
/data/data/####/commonConfig.xml
/data/data/####/core_info
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzU1MjY1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzU4Nzg0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzUyMzUx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzY5MDQ4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzcxMjUz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3Nzg1NDk2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzgxOTk1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3NzgzNTI5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3Nzk2NzQ1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3ODA2MjA4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3ODA4MjMy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3ODEwMDMy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjE3ODI0MzY2;
/data/data/####/dso_deps
/data/data/####/dso_lock
/data/data/####/dso_manifest
/data/data/####/dso_state
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/firll.dat
/data/data/####/framwork.xml
/data/data/####/gal.db
/data/data/####/gal.db-journal
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/httpdns.xml
/data/data/####/i==1.2.0&&1.9.1_1543217752464_envelope.log
/data/data/####/i==1.2.0&&1.9.1_1543217769146_envelope.log
/data/data/####/i==1.2.0&&1.9.1_1543217806237_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/libcuid.so
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.0.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/local_crash_lock (deleted)
/data/data/####/mix.dex
/data/data/####/mix.so
/data/data/####/mofang_data_analysis.db-journal
/data/data/####/mofang_data_analysis.xml
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-journal
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/share.db-journal
/data/data/####/sys_log_1543217768354858.txt (deleted)
/data/data/####/sys_log_1543217770823119.txt (deleted)
/data/data/####/sys_log_1543217772570920.txt (deleted)
/data/data/####/sys_log_1543217781454499.txt (deleted)
/data/data/####/sys_log_1543217783279593.txt (deleted)
/data/data/####/sys_log_1543217805792827.txt (deleted)
/data/data/####/sys_log_1543217807800916.txt (deleted)
/data/data/####/tbs_download_config.xml
/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/####/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/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.umm.dat
/data/media/####/53eda7b81921ea0541b3ea5a700c7f84.0.tmp
/data/media/####/53eda7b81921ea0541b3ea5a700c7f84.1.tmp
/data/media/####/805bcc988a9b824d63a4b2ec0d1c6fec.0.tmp
/data/media/####/805bcc988a9b824d63a4b2ec0d1c6fec.1.tmp
/data/media/####/822f3f662792d9f916dea025808f4bbf.0.tmp
/data/media/####/822f3f662792d9f916dea025808f4bbf.1
/data/media/####/822f3f662792d9f916dea025808f4bbf.1.tmp
/data/media/####/954dce1b5b7de21ec05d10f491f08edf.0.tmp
/data/media/####/954dce1b5b7de21ec05d10f491f08edf.1.tmp
/data/media/####/9dae3819bf5377c739d927f3190be55a.0.tmp
/data/media/####/9dae3819bf5377c739d927f3190be55a.1.tmp
/data/media/####/app.db
/data/media/####/cn.com.pcauto.pocket.bin
/data/media/####/cn.com.pcauto.pocket.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/d968f27607acedff6db67173835a8b0b.0.tmp
/data/media/####/d968f27607acedff6db67173835a8b0b.1.tmp
/data/media/####/dc63849c46594e05ba4703dc7973425b.0.tmp
/data/media/####/dc63849c46594e05ba4703dc7973425b.1.tmp
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/sysid.dat
/data/media/####/tbslog.txt
/data/media/####/tdata_YYn966
/data/media/####/tdata_eOt091
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat
/drw/cmds/10043.4163.970ac032-01c2-37f4-abf1-2d544aab1329.stdout.txt

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/sh -c getprop
/system/bin/sh -c getprop ro.aa.romver
/system/bin/sh -c getprop ro.board.platform
/system/bin/sh -c getprop ro.build.fingerprint
/system/bin/sh -c getprop ro.build.nubia.rom.name
/system/bin/sh -c getprop ro.build.rom.id
/system/bin/sh -c getprop ro.build.tyd.kbstyle_version
/system/bin/sh -c getprop ro.build.version.emui
/system/bin/sh -c getprop ro.build.version.opporom
/system/bin/sh -c getprop ro.gn.gnromvernumber
/system/bin/sh -c getprop ro.lenovo.series
/system/bin/sh -c getprop ro.lewa.version
/system/bin/sh -c getprop ro.meizu.product.model
/system/bin/sh -c getprop ro.miui.ui.version.name
/system/bin/sh -c getprop ro.vivo.os.build.display.id
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.module.getui.GeTuiPushService 24964 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.1.0.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop
getprop ro.aa.romver
getprop ro.board.platform
getprop ro.build.fingerprint
getprop ro.build.nubia.rom.name
getprop ro.build.rom.id
getprop ro.build.tyd.kbstyle_version
getprop ro.build.version.emui
getprop ro.build.version.opporom
getprop ro.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.product.cpu.abi
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
ls /sys/class/thermal
mount
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.module.getui.GeTuiPushService 24964 300 0

Loads the following dynamic libraries:

Bugly
RongIMLib
getuiext2
libfb
libnfix
libreactnativejni
libshella-2.9.1.0
libufix
libyoga
locSDK7a
nfix
realm-jni
ufix

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-GCM-NoPadding
DES-CBC-PKCS5Padding

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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