Adware.Gexin.8269

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) gdv.a.s####.com:80
TCP(HTTP/1.1) s.a.longy####.com:80
TCP(HTTP/1.1) 05img####.eas####.com.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) ad####.51youka####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
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) sdk.l####.360.cn:80
TCP(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(HTTP/1.1) 51youka####.com:80
TCP(HTTP/1.1) log.51youka####.com:80
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) opena####.y####.tv:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) is.sn####.com:443
TCP 2####.119.215.161:80
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5226
UDP s.j####.cn:19000
TCP 1####.202.138.26:7011
TCP ope####.m.ta####.com:443

DNS requests:

05img####.eas####.com
08img####.eas####.com
51youka####.com
7j####.c####.z0.####.com
a####.b####.qq.com
a####.man.aliy####.com
ad####.51youka####.com
aexcep####.b####.qq.com
ag####.m.ta####.com
ali-s####.j####.cn
amdc####.m.ta####.com
and####.b####.qq.com
and####.cli####.go####.com
c####.g####.ig####.com
c-h####.g####.com
gd-s####.j####.cn
is.sn####.com
log.51youka####.com
opena####.y####.tv
plb####.u####.com
pv.s####.com
s.a.longy####.com
s.j####.cn
sdk.c####.ig####.com
sdk.l####.360.cn
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.j####.cn
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com

HTTP GET requests:

05img####.eas####.com.####.com/mobile/20190201/2019020100_01d91bd6084546...
05img####.eas####.com.####.com/mobile/20190201/2019020100_1b9eaa1752ff44...
05img####.eas####.com.####.com/mobile/20190201/2019020100_33592533995a48...
05img####.eas####.com.####.com/mobile/20190201/2019020111_aaf5d2e0974b45...
51youka####.com/api/v1/app/check_update
51youka####.com/api/v1/majiang/go
51youka####.com/api/v1/setting/cloud_setting
51youka####.com/api/v1/task/notice_list
51youka####.com/sapi/news/getChannels
51youka####.com/sapi/news/list?pageNo=####&num=####&type=####&passback=#...
51youka####.com/sapi/task/getCurrentTaskCount
51youka####.com/sapi/task/getCurrentTaskCount?taskId=####
51youka####.com/sapi/task/getReadingTime
ad####.51youka####.com/api/ads/target?ad_position=####&imei=####&realime...
gdv.a.s####.com/cityjson?ie=####
sdk.l####.360.cn/codec?os=####&tm=####&model=####&r=####&package=####&pi...
sdk.l####.360.cn/rtc?os=####&tm=####&model=####&r=####&package=####&pid=...
sdk.l####.360.cn/youkantou_android_2.0.2.conf?os=####&tm=####&r=####&pac...
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_ynp969
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

51youka####.com/api/v1/task/finish
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
c-h####.g####.com/api.php?format=####&t=####
log.51youka####.com/LogStatistics
s.a.longy####.com/
sdk.o####.p####.####.com/api.php?format=####&t=####
sh.wagbr####.aliyun####.com/man/api?ak=####&s=####

File system changes:

Creates the following files:

/data/com.kuaima.kuailai/mix.so
/data/data/####/.imprint
/data/data/####/04cd2408-10c2-439c-bc04-1f6bce97ac19
/data/data/####/18b3b580-5898-4535-a94b-cffc86dfcc7d
/data/data/####/1Fh7iQYx1f3yPX9RKgByYVZn5H4.-618666633.tmp
/data/data/####/1cf259ca-7412-4871-8d8e-594e2112c3c5
/data/data/####/44a05eaa-5f7a-43b3-9b30-907ac82ab601
/data/data/####/781d5417-1678-4401-916e-387a8950d6fa
/data/data/####/8KJbDUAtvNdtbPX70aa8sliRzmw.-310226455.tmp
/data/data/####/9eeb258e-5d76-4821-bf04-21ba6967209d
/data/data/####/9kwyRpffVMkwf-15sBitwIzxu-Q.1244579304.tmp
/data/data/####/ACCS_BINDumeng;5b1d03638f4a9d388e000244.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/####/DaemonServer
/data/data/####/JPushSA_Config.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/NuQwsJKutNnd7LkQPip2lxZFhJY.-138610723.tmp
/data/data/####/a==7.5.3&&2.0.2_1549016871661_envelope.log
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/appPackageNames_v2
/data/data/####/bugly_db_legu-journal
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.android.user.profile.xml (deleted)
/data/data/####/cn.jpush.android.user.profile.xml.bak (deleted)
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/cn.jpush.preferences.v2.xml (deleted)
/data/data/####/com.qihoo.livecloud.settings.GPWebrtcSettings.pref.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2Nzk4MjE5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODA3Mzk0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODA4NDk4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODA5NjE5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODAwNDg2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODAzNjAz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODE0MDg0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODE3MDc0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODEyOTA2;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODI2ODYw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODIzNDc0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODM0MDYy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODM3NzMy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODM5NTQy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODQ1MzQy;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODQ2NzYz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODQzODA1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODU1NjEw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODU3MzE4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODU4NDg1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODUyMjg0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTQ5MDE2ODY1MTUx;
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/httpdns_config_cache.xml
/data/data/####/i==1.2.0&&2.0.2_1549016798380_envelope.log
/data/data/####/i==1.2.0&&2.0.2_1549016837786_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/jpush_uncaughtexception_file
/data/data/####/klapp.shareInfo.xml
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.0.5.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/mix.dex
/data/data/####/mix.so
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/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/####/sp.livecloud.database.xml
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_ynp969
/data/data/####/tdata_ynp969.jar
/data/data/####/ttopenadsdk.xml
/data/data/####/ttopensdk.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_common_location.xml
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromium.db-journal (deleted)
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.nomedia
/data/media/####/.push_deviceid
/data/media/####/.umm.dat
/data/media/####/0c098fd84146417fa50931ae151e3ea6
/data/media/####/103a45524e1c41788c141e69bd421381
/data/media/####/12c4af4c3a354914324d67bc1cf13fa3.0.tmp
/data/media/####/12c4af4c3a354914324d67bc1cf13fa3.1.tmp
/data/media/####/1777f1ed1932966b40c89c544c177cce.0.tmp
/data/media/####/1777f1ed1932966b40c89c544c177cce.1.tmp
/data/media/####/17c56bb6eae4907f9106c20c0b6dad9c.0.tmp
/data/media/####/17c56bb6eae4907f9106c20c0b6dad9c.1.tmp
/data/media/####/4669fa57e238e6e9931be3fd58180eba.0.tmp
/data/media/####/4669fa57e238e6e9931be3fd58180eba.1.tmp
/data/media/####/5052c06f4b70a414c2ee1ec890e524b8.0.tmp
/data/media/####/5052c06f4b70a414c2ee1ec890e524b8.1.tmp
/data/media/####/6a4dc210283cf28b5d4af1ab26214b27.0.tmp
/data/media/####/6a4dc210283cf28b5d4af1ab26214b27.1.tmp
/data/media/####/821d065652254b81aa3f46efa0716484
/data/media/####/823f7f7b062787f4e3673d803dfcefea.0.tmp
/data/media/####/823f7f7b062787f4e3673d803dfcefea.1.tmp
/data/media/####/939759f45430923381c3ea148799480d.0.tmp
/data/media/####/939759f45430923381c3ea148799480d.1.tmp
/data/media/####/9ef70481fbf82318b788b8cfa75351de.0.tmp
/data/media/####/9ef70481fbf82318b788b8cfa75351de.1.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/__VERSION__
/data/media/####/a3a8a30cdf3a4cd6b8cb0d462539430f
/data/media/####/app.db
/data/media/####/cd21a6fd5667ffee333e6ef39f279104.0.tmp
/data/media/####/cd21a6fd5667ffee333e6ef39f279104.1.tmp
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.kuaima.kuailai.bin
/data/media/####/com.kuaima.kuailai.db
/data/media/####/de556d6178463813dc29b6181a2bbd35.0.tmp
/data/media/####/de556d6178463813dc29b6181a2bbd35.1.tmp
/data/media/####/deviceToken
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/sysid.dat
/data/media/####/tdata_bca864
/data/media/####/tdata_ynp969
/data/media/####/test.log
/data/media/####/trace.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 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:5b1d03638f4a9d388e000244","utdid":"XFQe3THFCIADAGdzx1E8b16M","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.common.push.other.DemoPushService 24779 300 0
chmod 700 /data/user/0/<Package>/tx_shell/libnfix.so
chmod 700 /data/user/0/<Package>/tx_shell/libshella-2.9.0.5.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-2.9.0.5.so
chmod 700 <Package Folder>/tx_shell/libufix.so
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.letv.release.version
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
ps
sh

Loads the following dynamic libraries:

Bugly
getuiext3
imagepipeline
jcore125
libnfix
libshella-2.9.0.5
libufix
localserver
nfix
tnet-3.1
transcore
ufix

Uses the following algorithms to encrypt data:

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

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.

Gets information about accounts associated with the device (Google, Facebook, etc.).

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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