Adware.Gexin.14716

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) log.sn####.com.####.net:80
TCP(HTTP/1.1) gd.a.s####.com:80
TCP(HTTP/1.1) log.51youka####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) a####.b####.qq.com:8012
TCP(HTTP/1.1) s.a.longy####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.l####.360.cn:80
TCP(HTTP/1.1) sdk-ope####.g####.com:80
TCP(HTTP/1.1) f####.fengkon####.com:80
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) loc.map.b####.com:443
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) and####.cli####.go####.com:443
TCP(TLS/1.0) dualsta####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) fp.fraudme####.cn:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) log.sn####.com.####.net:443
TCP(TLS/1.0) api.51youka####.com:443
TCP(TLS/1.0) is.sn####.com:443
TCP(TLS/1.0) opena####.1####.tv:443
TCP c####.g####.ig####.com:5226
TCP sdk.o####.t####.####.com:5224
UDP s.j####.cn:19000
TCP 2####.14.153.109:7005

DNS requests:

7j####.c####.z0.####.com
a####.b####.qq.com
a####.man.aliy####.com
acc####.m.ta####.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
api.51youka####.com
api.alli####.com
api.map.b####.com
c####.g####.ig####.com
c####.g####.ig####.com
c-h####.g####.com
f####.fengkon####.com
fp.fraudme####.cn
gd-s####.j####.cn
ip.adi####.net
is.sn####.com
loc.map.b####.com
log.51youka####.com
log.sn####.com
opena####.1####.tv
plb####.u####.com
pv.s####.com
s.a.longy####.com
s.j####.cn
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.l####.360.cn
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
t####.j####.cn
u####.u####.com
umen####.m.ta####.com
www.ipad####.com

HTTP GET requests:

gd.a.s####.com/cityjson?ie=####
log.51youka####.com/AppStat?logtime=####&model=####&app_version_code=###...
log.51youka####.com/AppStat?v0=####&logtime=####&model=####&app_version_...
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_3.2.0.conf?os=####&tm=####&r=####&pac...
t####.c####.q####.####.com/config/hz-hzv6.conf
t####.c####.q####.####.com/tdata_Jga153
t####.c####.q####.####.com/tdata_WOW230
t####.c####.q####.####.com/tdata_bca864
t####.c####.q####.####.com/tdata_mSr887

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=####
f####.fengkon####.com/v3/cloudconf
f####.fengkon####.com/v3/profile/android
log.sn####.com.####.net/service/2/app_log_exception/?openudid=####&versi...
s.a.longy####.com/
sdk-ope####.g####.com/api.php?format=####&t=####
sdk-ope####.g####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/anr/traces.txt
/data/data/####/.imprint
/data/data/####/.td-3
/data/data/####/.tdck
/data/data/####/0b2c5737-5d1b-41f2-9305-8c2867b0c150
/data/data/####/1004
/data/data/####/1559575176625
/data/data/####/1559575185589
/data/data/####/1559575195912
/data/data/####/1559575203506
/data/data/####/1559575212608
/data/data/####/1559575217925
/data/data/####/1559575222377
/data/data/####/1559575228274
/data/data/####/1559575234945
/data/data/####/1559575239183
/data/data/####/1559575242136
/data/data/####/1559575246427
/data/data/####/494fb88e-a3a4-481a-8d6f-fdf2eac21d31
/data/data/####/4a068db3-c825-4c31-97c8-667bf2602c9d
/data/data/####/72fe4212-1af4-4a00-b5d9-d7866fcbb852
/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/####/JPushSA_Config.xml
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/a9707afd-b2a6-4bd6-8f97-345c65507449
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/appPackageNames_v2
/data/data/####/authStatus_com.kuaima.kuailai;remote.xml
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/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/####/cn.jpush.preferences.v2.xml.bak
/data/data/####/com.qihoo.livecloud.settings.GPWebrtcSettings.pref.xml
/data/data/####/com.shumei.xml
/data/data/####/crashrecord.xml
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MTc2MzY1;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MTg2Nzc5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MTk2MTI4;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjAzOTQ3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjE3NzI5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjEyMzAz;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjI4MjE3;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjIyMDkx;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjM0MjIw;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjM4ODI0;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjQ2NDA5;
/data/data/####/dW1weF9pbnRlcm5hbF8xNTU5NTc1MjQyMjg1;
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/fc_times.xml
/data/data/####/firll.dat
/data/data/####/fm_shared.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hst.db
/data/data/####/hst.db-journal
/data/data/####/httpdns_config_cache.xml
/data/data/####/httpdns_config_cache.xml.bak (deleted)
/data/data/####/i==1.2.0&&3.2.0_1559575176367_envelope.log
/data/data/####/i==1.2.0&&3.2.0_1559575186841_envelope.log
/data/data/####/i==1.2.0&&3.2.0_1559575204970_envelope.log
/data/data/####/i==1.2.0&&3.2.0_1559575212505_envelope.log
/data/data/####/i==1.2.0&&3.2.0_1559575235044_envelope.log
/data/data/####/ibkad_config.xml
/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/####/klapp.shareInfo.xml
/data/data/####/libcuid.so
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.2.so
/data/data/####/local_crash_lock
/data/data/####/longyun_sdk.xml
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/mix.dex
/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/####/pushk.db-journal
/data/data/####/pushsdk.db-journal
/data/data/####/run.pid
/data/data/####/search_sdk.xml
/data/data/####/security_info
/data/data/####/seq.xml
/data/data/####/sp.livecloud.database.xml
/data/data/####/tdata_Jga153
/data/data/####/tdata_Jga153.jar
/data/data/####/tdata_WOW230
/data/data/####/tdata_WOW230.jar
/data/data/####/tdata_bca864
/data/data/####/tdata_bca864.jar
/data/data/####/tdata_mSr887
/data/data/####/tdata_mSr887.jar
/data/data/####/tracker.db-journal
/data/data/####/tt_sdk_settings.xml
/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/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal (deleted)
/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/####/.td-3
/data/media/####/.tdck
/data/media/####/.thumbcache_idx0
/data/media/####/.umm.dat
/data/media/####/0a3a71cd689593be0643c305265aba8b.0.tmp
/data/media/####/0a3a71cd689593be0643c305265aba8b.1.tmp
/data/media/####/10209cff64dfb770d019fab536a6b380.0.tmp
/data/media/####/10209cff64dfb770d019fab536a6b380.1.tmp
/data/media/####/23a5feeb2c401198745ceae5613f67dd.0.tmp
/data/media/####/23a5feeb2c401198745ceae5613f67dd.1.tmp
/data/media/####/5fa5a18aac34fabb5b2b5597a8e71788.0.tmp
/data/media/####/5fa5a18aac34fabb5b2b5597a8e71788.1.tmp
/data/media/####/82126e2df4cb3ea0bab76d84635ec7a7.0.tmp
/data/media/####/82126e2df4cb3ea0bab76d84635ec7a7.1.tmp
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/__VERSION__
/data/media/####/app.db
/data/media/####/c64c7adde3eca4b7b3780ae9f310e584.0.tmp
/data/media/####/c64c7adde3eca4b7b3780ae9f310e584.1.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/####/gkt-journal
/data/media/####/gktper
/data/media/####/journal
/data/media/####/journal.tmp
/data/media/####/shumei.txt
/data/media/####/sysid.dat
/data/media/####/tdata_Jga153
/data/media/####/tdata_WOW230
/data/media/####/tdata_bca864
/data/media/####/tdata_mSr887
/data/media/####/test.log
/data/media/####/yoh.dat
/data/media/####/yol.dat
/data/media/####/yom.dat

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:5b1d03638f4a9d388e000244","utdid":"XPU6hqhmglIDAGdzx1EikLmi","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
busybox ifconfig
cat /proc/self/cgroup
cat /sys/class/net/wlan0/address
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-2.9.1.2.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-2.9.1.2.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop
getprop net.dns1
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
mount
ps
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.common.push.other.DemoPushService 24779 300 0

Loads the following dynamic libraries:

Bugly
getuiext3
jcore125
libnfix
libshella-2.9.1.2
libufix
locSDK7b
localserver
nfix
smsdk
tnet-3.1
tongdun
transcore
ufix

Uses the following algorithms to encrypt data:

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

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 installed apps.

Gets information about running 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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