Adware.Gexin.4268

Technical information

Malicious functions:

Executes code of the following detected threats:

Adware.Gexin.2.origin

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) t####.dmp.y####.net:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) pi####.qq.com:80
TCP(HTTP/1.1) www.dianm####.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8012
TCP(HTTP/1.1) l####.c####.q####.####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) pin####.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) api.and####.di####.com:80
TCP(HTTP/1.1) api.kuaiy####.com:80
TCP(HTTP/1.1) et2-na6####.wagbr####.ali####.####.com:80
TCP(HTTP/1.1) s.y####.net:80
UDP(NTP) 1.cn.p####.####.org:123
TCP(TLS/1.0) av1.x####.com:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) c####.x####.com:443
TCP(TLS/1.0) na61-####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) 2####.58.212.174:443
UDP 1####.225.104.47:44454
UDP 1####.225.104.47:44461
UDP 1####.225.104.47:44457
TCP c####.g####.ig####.com:5224
UDP 1####.225.104.47:44456
TCP sdk.o####.t####.####.com:5224
UDP 1####.225.104.47:44451
UDP 1####.225.104.47:44450
UDP 1####.225.104.47:44453
UDP 1####.225.104.47:44452
UDP 1####.225.104.47:44448
UDP 1####.225.104.47:44449
UDP 1####.225.104.47:44460
UDP 1####.225.104.47:44447
UDP 1####.225.104.47:44444
UDP 1####.225.104.47:44445
UDP 1####.225.104.47:44446
UDP 1####.225.104.47:44459
UDP 1####.225.104.47:44458
UDP 1####.225.104.47:44462
UDP 1####.168.107.1:137
UDP 1####.225.104.47:44455

DNS requests:

1.cn.p####.####.org
7####.nd####.y####.com
7j####.c####.z0.####.com
a####.b####.qq.com
a.dia####.com
aexcep####.b####.qq.com
and####.b####.qq.com
aos.w####.y####.net
api.and####.di####.com
api.kuaiy####.com
au.y####.net
av1.x####.com
c####.g####.ig####.com
c####.x####.com
c-h####.g####.com
i####.cn
log.u####.com
pi####.qq.com
pin####.qq.com
plb####.u####.com
s####.gw.y####.net
s####.u####.com
s.y####.net
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
sdk.st####.y####.com
sec.u####.com
t####.dmp.y####.net
u####.u####.com
www.dianm####.com

HTTP GET requests:

api.and####.di####.com/deep_encry_sdk_v3/space_version.do?version=####&a...
api.kuaiy####.com/sdk-api/v1/coll/radar?to=####&bssid=####&pe=####&iapps...
et2-na6####.wagbr####.ali####.####.com/bar/get/568dfb2367e58e63fe0016fd/...
l####.c####.q####.####.com/core/aos-dex/1706/7500/f3447faa.jar
s.y####.net/aos/v3/initf?s=####
s.y####.net/stat/aos/v3/pkc?s=####
s.y####.net/stat/aos/v3/pku?s=####
s.y####.net/stat/v3/udt2?appid=####&s=####
s.y####.net/v3/get?s=####
s.y####.net/v3/zip_upd?s=####
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_BAI450
t####.c####.q####.####.com/tdata_YJA893

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async
a####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
c-h####.g####.com/api.php?format=####&t=####
pi####.qq.com/mstat/report/?index=####
pin####.qq.com/request
sdk.o####.p####.####.com/api.php?format=####&t=####
t####.dmp.y####.net/v1/android/packages?rt=####&sign=####
www.dianm####.com/diancai/wall.do

Modified file system:

Creates the following files:

/data/data/####/.imprint
/data/data/####/08085da97e4d127a2705e03667db2861
/data/data/####/08085da97e4d127a2705e03667db2861-journal
/data/data/####/1541075987757.log
/data/data/####/1541075987757.log.bak
/data/data/####/456603ee7a27d3d4fc694c3dbc942dd5
/data/data/####/456603ee7a27d3d4fc694c3dbc942dd5-journal
/data/data/####/922864157.xml
/data/data/####/Alvin2.xml
/data/data/####/C0XKJAO3JLZKJPDKJFXLINQCJIOAOD.xml
/data/data/####/CE94557724F842149D690D0E8CBB1CBD.xml
/data/data/####/ContextData.xml
/data/data/####/OFFERSCONFIG1.xml
/data/data/####/OxgHkj2lz09F
/data/data/####/OxgHkj2lz09F-journal
/data/data/####/P15pKIjsm64m
/data/data/####/P15pKIjsm64m-journal
/data/data/####/PaopaoShared.xml
/data/data/####/T1oX0rhhuXWt
/data/data/####/T1oX0rhhuXWt-journal
/data/data/####/TDCloudSettingsConfigCF61DDE4CF414D01BC91715C06C88DAB.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/TD_app_pefercen_profile.xml.bak
/data/data/####/TDpref_longtime.xml
/data/data/####/TDpref_shorttime.xml
/data/data/####/TDtcagent.db
/data/data/####/TDtcagent.db-journal
/data/data/####/XKwVoK0huy3R
/data/data/####/XKwVoK0huy3R-journal
/data/data/####/a==7.4.1&&2.2.3_1541075990164_envelope.log
/data/data/####/be7b7b05-7ca6-433e-b4b8-e26585aa3a9b
/data/data/####/bugly_db_legu-journal
/data/data/####/c3d076efa27dbdbd32328a50c0748291-journal
/data/data/####/com.paopao.mid.world.ro.xml
/data/data/####/com.paopao_preferences.xml
/data/data/####/coolad.radar.xml
/data/data/####/coolad.sdkconfig.xml
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/i==1.2.0&&2.2.3_1541075990617_envelope.log
/data/data/####/info.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jqIqJYOT3JpT
/data/data/####/jqIqJYOT3JpT-journal
/data/data/####/legu_tencent_analysis.db_com.paopao-journal
/data/data/####/libdlnetworke.so
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.0.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/preferences.xml
/data/data/####/pri_legu_tencent_analysis.db_com.paopao-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/####/td.lock
/data/data/####/tdata_BAI450
/data/data/####/tdata_BAI450.jar
/data/data/####/tdata_YJA893
/data/data/####/tdata_YJA893.jar
/data/data/####/tdid.xml
/data/data/####/tdlock.txt
/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_socialize.xml
/data/data/####/umexecption.json
/data/data/####/wIU6pTyUBYWX
/data/data/####/wIU6pTyUBYWX-journal
/data/data/####/webview.db-journal
/data/data/####/wsUL1uCdKvjD
/data/data/####/wsUL1uCdKvjD-journal
/data/data/####/ymdex.jar
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.mid.txt
/data/media/####/.mid.txt1000001
/data/media/####/.nomedia
/data/media/####/.tcookieid
/data/media/####/.umm.dat
/data/media/####/255633e1-f975-458f-b4f0-e0c2f879ad1f
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/DXTX902KJZX9JASLDJF.ymtf
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.paopao.bin
/data/media/####/com.paopao.db
/data/media/####/i42d45df023jnkdd93la483f9xGFKXI
/data/media/####/s92TjjdfoP2n3o9dfji2l9s1olkjf0p
/data/media/####/tdata_BAI450
/data/media/####/tdata_YJA893
/data/media/####/test.log

Miscellaneous:

Executes next 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/netcfg
/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>.service.GeTuiPushService 24005 300 0
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 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 -l /system/bin/su
ls /sys/class/thermal
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.service.GeTuiPushService 24005 300 0

Loads the following dynamic libraries:

Bugly
MtaNativeCrash
abcdefgh
dlnetworkc
getuiext2
kuaiyou_em
libnfix
libshella-2.9.0.2
libufix
nfix
securityenv
ufix
umeng_error_catch

Uses the following algorithms to encrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-GCM-NoPadding
PBEWITHMD5andDES
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding
RSA-NONE-PKCS1PADDING

Uses the following algorithms to decrypt data:

AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-CFB-NoPadding
AES-GCM-NoPadding
DES
PBEWITHMD5andDES

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, IMEI, etc.).

Gains access to information about installed applications.

Adds tasks to the system scheduler.

Displays its own windows over windows of other applications.

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

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