Adware.Gexin.5365

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) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) s####.tc.qq.com:80
TCP(HTTP/1.1) up####.sdk.jig####.cn:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) p####.tc.qq.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) s####.e.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) mi.g####.qq.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) regi####.xm####.xi####.com:443
TCP(TLS/1.0) api.tui####.b####.com:443
TCP(TLS/1.0) s####.j####.cn:443
TCP 1####.198.190.85:7006
TCP sdk.o####.t####.####.com:5224
TCP 4####.62.94.2:443
TCP 2####.119.215.163:80
UDP s.j####.cn:19000
TCP 47.74.1####.156:5222
TCP sa.tui####.b####.com:5287
TCP c####.g####.ig####.com:5227
TCP ope####.m.ta####.com:443

DNS requests:

7j####.c####.z0.####.com
a####.b####.qq.com
a####.man.aliy####.com
aexcep####.b####.qq.com
ag####.m.ta####.com
amdc####.m.ta####.com
and####.b####.qq.com
api.tui####.b####.com
c####.g####.ig####.com
c-h####.g####.com
imgc####.qq.com
mi.g####.qq.com
p####.ugd####.com
plb####.u####.com
regi####.xm####.xi####.com
reso####.msg.xi####.net
s####.e.qq.com
s####.j####.cn
s.j####.cn
sa.tui####.b####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
up####.sdk.jig####.cn
www.b####.com

HTTP GET requests:

mi.g####.qq.com/gdt_mview.fcg?posw=####&spsa=####&posh=####&count=####&r...
p####.tc.qq.com/qzone/biz/gdt/mod/android/AndroidAllInOne/proguard/his/r...
reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=####&uuid=####&li...
s####.tc.qq.com/gdt/0/DAAVUSmAKAAPAABgBbh5RfCsdVt9OO.jpg/0?ck=####
s####.tc.qq.com/gdt/0/DAAfs1OAKAAPAABVBb874QDhUiYCVp.jpg/0?ck=####
s####.tc.qq.com/gdt/0/DAAfs1OAKAAPAABfBb7iVSC32t_YOb.jpg/0?ck=####
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_YYn966
t####.c####.q####.####.com/tdata_eOt091

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
and####.b####.qq.com/rqd/async
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
s####.e.qq.com/activate
s####.e.qq.com/launch
s####.e.qq.com/msg
sdk.o####.p####.####.com/api.php?format=####&t=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####
up####.sdk.jig####.cn/v1/push/sdk/postlist

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/1002
/data/data/####/1004
/data/data/####/2274.yaqcookie
/data/data/####/2589.yaqcookie
/data/data/####/2865.yaqcookie
/data/data/####/3301.yaqcookie
/data/data/####/3516.yaqcookie
/data/data/####/3703.yaqcookie
/data/data/####/3860.yaqcookie
/data/data/####/3987.yaqcookie
/data/data/####/4126.yaqcookie
/data/data/####/475397accde5ab46da3b89f2a5e6e964.temp
/data/data/####/ACCS_BINDumeng;5a81a0cbf43e48098900023f.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/####/BuglySdkInfos.xml
/data/data/####/ContextData.xml
/data/data/####/DaemonServer
/data/data/####/GDTSDK.db
/data/data/####/GDTSDK.db-journal
/data/data/####/JPushSA_Config.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/MultiDex.lock
/data/data/####/XMPushServiceConfig.xml
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/appPackageNames_v2
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/data/data/####/cd330c0f2084c797409da003670c6d92.temp
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/com.baidu.pushservice.BIND_CACHE.xml
/data/data/####/com.baidu.pushservice.app_stat.xml
/data/data/####/com.baidu.pushservice.single_conn.xml
/data/data/####/com.knew.feed.BETA_VALUES.xml
/data/data/####/com.knew.feed.push_sync.xml
/data/data/####/com.knew.feed;pushservice
/data/data/####/com.knew.feed_preferences.xml
/data/data/####/crashrecord.xml
/data/data/####/crashrecord.xml.bak (deleted)
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzU2NTUz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzY4OTY2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzYxOTQ2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3Nzc4NDIw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3Nzg1OTE2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzgxNDYz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3Nzk1OTMy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3Nzk4MDU5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3Nzk5MzI1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzkwMTg4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3NzkxNjIw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODA1MDA1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODA5MDEx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODAwNDU0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODAyNDc2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODAzODY0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODE1MDY3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODE2Mjk3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODEwMTM1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODExNDY1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODEzOTg3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQzMjk3ODIxMTY2;
/data/data/####/dW1weF9wdXNoX2xhdW5jaF8xNTQzMjk3ODQxNDU2;
/data/data/####/dW1weF9wdXNoX3JlZ2lzdGVyXzE1NDMyOTc3ODI2NTk=;
/data/data/####/devCloudSetting.cfg
/data/data/####/devCloudSetting.sig
/data/data/####/dexMethod.82560842.dat
/data/data/####/dexMethod.95223487.dat
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/gdt_config.cfg
/data/data/####/gdt_plugin.dex (deleted)
/data/data/####/gdt_plugin.jar
/data/data/####/gdt_plugin.jar.sig
/data/data/####/gdt_plugin.tmp
/data/data/####/gdt_plugin.tmp.sig
/data/data/####/gdt_suid
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&1.30_1543297756746_envelope.log
/data/data/####/i==1.2.0&&1.30_1543297769074_envelope.log
/data/data/####/i==1.2.0&&1.30_1543297778626_envelope.log
/data/data/####/i==1.2.0&&1.30_1543297785969_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_local_notification.db
/data/data/####/jpush_local_notification.db-journal
/data/data/####/jpush_local_notification.db-wal
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_statistics.db
/data/data/####/jpush_statistics.db-journal
/data/data/####/jpush_statistics.db-shm (deleted)
/data/data/####/jpush_statistics.db-wal
/data/data/####/libcuid.so
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.0.2.so
/data/data/####/libufix.so
/data/data/####/libyaqbasic.82560842.so
/data/data/####/libyaqbasic.95223487.so
/data/data/####/libyaqpro.82560842.so
/data/data/####/libyaqpro.95223487.so
/data/data/####/local_crash_lock
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/mipush.xml
/data/data/####/mipush.xml.bak
/data/data/####/mipush.xml.bak (deleted)
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mix.dex
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/pref_registered_pkg_names.xml
/data/data/####/pst.xml
/data/data/####/push.pid
/data/data/####/pushext.db-journal
/data/data/####/pushg.db-journal
/data/data/####/pushinfo.db
/data/data/####/pushinfo.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/pushstat_6.1.1.db
/data/data/####/pushstat_6.1.1.db-journal
/data/data/####/run.pid
/data/data/####/sdkCloudSetting.cfg
/data/data/####/sdkCloudSetting.sig
/data/data/####/security_info
/data/data/####/tdata_YYn966
/data/data/####/tdata_YYn966.jar
/data/data/####/tdata_eOt091
/data/data/####/tdata_eOt091.jar
/data/data/####/tiny_data.data
/data/data/####/tiny_data.lock
/data/data/####/tray.db-journal
/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_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/update_lc
/data/data/####/wakeup_cache.json
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal (deleted)
/data/data/####/yaqsdkcookie
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.umm.dat
/data/media/####/3fb2c19211994a21a53330434032b360
/data/media/####/4c082d120679433da176b02587c1d80f
/data/media/####/7ea19a61b83f442b8595af445fad20cd
/data/media/####/817d90b6778a4d8f9b108cff73b3d847
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.knew.feed.bin
/data/media/####/com.knew.feed.db
/data/media/####/deviceToken
/data/media/####/log.lock
/data/media/####/log1.txt
/data/media/####/sysid.dat
/data/media/####/tdata_YYn966
/data/media/####/tdata_eOt091
/data/media/####/test.log

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/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:5a81a0cbf43e48098900023f","utdid":"W/za3Ng5nB8DAGdzx1HTsDV3","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.knew.pushsupport.getui.GetuiPushService 24252 300 0
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 /data/user/0/<Package>/tx_shell/libnfix.so
chmod 700 /data/user/0/<Package>/tx_shell/libshella-2.9.0.2.so
chmod 700 /data/user/0/<Package>/tx_shell/libufix.so
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.0.2.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.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
ls /sys/class/thermal
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.knew.pushsupport.getui.GetuiPushService 24252 300 0

Loads the following dynamic libraries:

Bugly
bdpush_V2_9
getuiext2
jcore119
libnfix
libshella-2.9.0.2
libufix
libyaqbasic.82560842
libyaqbasic.95223487
libyaqpro.82560842
libyaqpro.95223487
nfix
objectbox
tnet-3.1
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-NoPadding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding

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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