Adware.Gexin.9866

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/1.0) m####.h####.com:80
TCP(HTTP/1.1) cloud####.fengkon####.com:80
TCP(HTTP/1.1) e####.bs####.yy.com:80
TCP(HTTP/1.1) short-y####.yy.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) abtes####.yy.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) kingsof####.b####.yy.####.com:80
TCP(HTTP/1.1) updat####.yy.com:80
TCP(HTTP/1.1) zon####.bs2.yy.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) norma-e####.m####.com:80
TCP(HTTP/1.1) amdc####.m.ta####.com:80
TCP(HTTP/1.1) do.yy.du####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) m####.h####.com:80
TCP(HTTP/1.1) f####.fengkon####.com:80
TCP(HTTP/1.1) d####.3g.yy.com:80
TCP(SSL/3.0) abtes####.yy.com:443
UDP(TELNET) 1####.247.249.98:23
UDP(TELNET) 1####.242.117.100:23
UDP(TELNET) 2####.170.50.135:23
TCP(TLS/1.0) abtes####.yy.com:443
TCP(TLS/1.0) 1####.217.20.78:443
TCP(TLS/1.0) e####.bs####.yy.com:443
TCP(TLS/1.0) co####.h####.com:443
TCP(TLS/1.0) y####.du####.com:443
TCP(TLS/1.0) short-y####.yy.com:443
TCP(TLS/1.0) updat####.yy.com:443
TCP(TLS/1.0) 2####.107.1.97:443
TCP(TLS/1.0) et2-na6####.wagbr####.ali####.####.com:443
TCP(TLS/1.0) wap.cmpass####.com:8443
TCP ope####.m.ta####.com:443
UDP 61.1####.73.148:80
TCP 1####.138.209.122:6888
UDP 61.1####.52.149:6002
TCP sdk.o####.t####.####.com:5224
TCP 2####.119.215.161:80
TCP c####.g####.ig####.com:5225
TCP 1####.232.141.48:82
UDP 61.1####.30.139:91
UDP 4####.56.75.12:5002
UDP 61.1####.52.149:5002
UDP 60.2####.219.164:4002
TCP 58.52.1####.53:92
UDP 61.1####.29.221:6002
TCP 60.2####.219.145:8085
UDP 2####.194.67.7:5002
UDP 61.1####.73.148:5002
TCP 1####.20.85.94:8084
TCP 61.1####.30.139:91
UDP 2####.194.67.7:4002
UDP 61.1####.73.130:6002
UDP 1####.247.249.98:6002
TCP 61.1####.199.203:8091
TCP 2####.194.67.125:8095
UDP 61.1####.52.174:5002

DNS requests:

7j####.c####.z0.####.com
a####.3g.yy.com
a####.3g.yy.com
a####.man.aliy####.com
abtes####.yy.com
ag####.m.ta####.com
amdc####.m.ta####.com
c####.g####.ig####.com
c-h####.g####.com
cloud####.fengkon####.com
co####.h####.com
crash-r####.yy.com
d####.3g.yy.com
da####.yy.com
do.yy.du####.com
e####.bs####.yy.com
f####.fengkon####.com
gray-co####.yy.com
is.sn####.com
k####.h####.com
m####.h####.com
mobilel####.b####.yy.com
mt####.go####.com
norma-e####.m####.com
plb####.u####.com
pub-####.qin####.com
screen####.dwst####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
short-y####.yy.com
u####.u####.com
umen####.m.ta####.com
umengj####.m.ta####.com
updat####.yy.com
w-yy####.yy.com
wap.cmpass####.com
y####.du####.com
zon####.bs####.yy.com
zon####.bs2.yy.com

HTTP GET requests:

abtes####.yy.com/schedule/offch?uid=####&yyVersion=####&os=####&model=##...
abtes####.yy.com/speed/entrance?uid=####&yyVersion=####&os=####&model=##...
abtes####.yy.com/speed/nav/speed_watch/idx?uid=####&yyVersion=####&os=##...
d####.3g.yy.com/speed/nav/speedIndex/idx?uid=####&yyVersion=####&os=####...
d####.3g.yy.com/speed/navs?uid=####&yyVersion=####&os=####&model=####&os...
do.yy.du####.com/dynamic-shunt-data/type2/109/AudioengineConfig
do.yy.du####.com/dynamic-shunt-data/type2/109/Hw264Config
e####.bs####.yy.com/MDQwY2E5ODItZjk3NC00NmZhLTg5OGItMTE0ZTMwZjU3MjBj.png...
e####.bs####.yy.com/YTBjODIwYWItMTZiNC00YmU5LWIyMDktOWQ2NTIyNWE4YTkx.png...
e####.bs####.yy.com/ZDM1NjQ2YTktOTk2YS00YWM0LTliMzUtZDNlMmU3NTAwYjE5.jpg...
e####.bs####.yy.com/group16/M00/9327/20190218_1722087834426.xml
e####.bs####.yy.com/yysnapshot/08783c8dd71aeb0e990ab0e95100b9b672c57418?...
kingsof####.b####.yy.####.com/1709633782_1550009962.017459.jpg?ips_thumb...
m####.h####.com/c.gif?act=####&time=####&key=####&appid=####&scene=####&...
norma-e####.m####.com/android/exchange/getpublickey.do
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/tdata_JNg986
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_iRz660
t####.c####.q####.####.com/tdata_zzW503
updat####.yy.com/api/1/forceversion/getAll?user=####&nounce=####&time=##...
updat####.yy.com/c.gif?ot=####&dr2=####&nt=####&sr=####&sbd=####&sd=####...
updat####.yy.com/speed/android/activate?uid=####&yyVersion=####&os=####&...
zon####.bs2.yy.com/group16/M00/fb6674d2f65a44a7bb1447b25e3f43ba.jpg?ips_...

HTTP POST requests:

amdc####.m.ta####.com/amdc/mobileDispatch?appkey=####&deviceId=####&plat...
c-h####.g####.com/api.php?format=####&t=####
cloud####.fengkon####.com/v2/device/conf
f####.fengkon####.com/v2/device/profile
m####.h####.com/c.gif?act=####&smkdata=####&EC=####&appkey=####&item=###...
norma-e####.m####.com/push/android/external/add.do
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####
short-y####.yy.com/dau/reporting
updat####.yy.com/dau/reporting

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1552075365041mysharelanguage.txt
/data/data/####/20190218_1722087834426.xml
/data/data/####/375830d3081d
/data/data/####/564c0c085708df1ac9a15a01d124cc6cfc9081337baf9ed....0.tmp
/data/data/####/75F0ED65DF2431A0DA6BB3D164054C01
/data/data/####/ACCS_BINDumeng;5a276a10f29d982f520000f1
/data/data/####/ACCS_SDK
/data/data/####/ACCS_SDK_CHANNEL
/data/data/####/AGOO_BIND
/data/data/####/Agoo_AppStore
/data/data/####/Alvin2
/data/data/####/AndroidManifest.xml
/data/data/####/AudioengineConfig
/data/data/####/ContextData
/data/data/####/DaemonServer
/data/data/####/HwCodecConfig
/data/data/####/KLog$$com-yy-yylite.mmap2
/data/data/####/MessageStore.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/PLUGIN_PREFERENCES
/data/data/####/RuntimeKit
/data/data/####/UM_PROBE_DATA
/data/data/####/UpgradePref
/data/data/####/accs.db-journal
/data/data/####/agoo.pid
/data/data/####/b4ae3c04b9474e43bc380f3f5da5d1c9
/data/data/####/b809ab6c17c945639c7e743e3e3e064a
/data/data/####/bf40b9fb6b258fa091db6649a626069ed671da284029bd7....0.tmp
/data/data/####/ca24c6afb820e2267316c14c0467a27d38fe2beecf45857....0.tmp
/data/data/####/cc7a3b632ef18b4da35f271e30fe6bbdf35d0a77072cc2b....0.tmp
/data/data/####/cloudms.conf
/data/data/####/com.shumei
/data/data/####/com.x.y.1
/data/data/####/com.x.y.2
/data/data/####/com.yy.shortpushsvc.db-journal
/data/data/####/d06d7d0d08d4ca09f6b4e32b48138b5f80733da1ea9b5a7....0.tmp
/data/data/####/dW1weF9pbnRlcm5hbF8xNTUyMDc1MzU5MzIz;
/data/data/####/dW1weF9wdXNoX2xhdW5jaF8xNTUyMDc1Mzc1MzMx;
/data/data/####/dW1weF9wdXNoX3JlZ2lzdGVyXzE1NTIwNzUzNjQ3Mzg=;
/data/data/####/default
/data/data/####/downloader.db-journal
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f264543457ebf0bcd4ab529159babf3248d7d1ce9bd8e6e....0.tmp
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hd_default_pref
/data/data/####/hd_default_pref.tmp
/data/data/####/hdcltid
/data/data/####/hdcommon_config_cache_pref
/data/data/####/hdid.bck
/data/data/####/hdid_v2
/data/data/####/hdstatis_cache_3ed8578c.db-journal
/data/data/####/hdstatis_cache_4b04df0e.db-journal
/data/data/####/hdstatis_cache_b6fa708d.db-journal
/data/data/####/hdstatis_cache_d6aa665f.db-journal
/data/data/####/hduuid_v1
/data/data/####/httpdns_config_cache
/data/data/####/i==1.2.0&&2.0.0_1552075359391_envelope.log
/data/data/####/info
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/lbscache
/data/data/####/libbasenet.so
/data/data/####/libcom_yy_lite_plugin_im.apk
/data/data/####/libcom_yy_lite_plugin_liveextension.apk
/data/data/####/libcom_yy_lite_plugin_quiz.apk
/data/data/####/libcom_yy_lite_plugin_updateres.apk
/data/data/####/libgnustl_shared.so
/data/data/####/libim.so
/data/data/####/libjiagu708335345.so
/data/data/####/libyycrashreport.so
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/multidex.version
/data/data/####/mz_push_preference
/data/data/####/nav_cache.txt
/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/####/seq
/data/data/####/small-plugin
/data/data/####/splash_cache.txt
/data/data/####/table
/data/data/####/tdata_JNg986
/data/data/####/tdata_JNg986.jar
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_iRz660
/data/data/####/tdata_iRz660.jar
/data/data/####/tdata_zzW503
/data/data/####/tdata_zzW503.jar
/data/data/####/tracker.db-journal
/data/data/####/tt_sdk_settings
/data/data/####/ttopenadsdk
/data/data/####/ttopensdk.db-journal
/data/data/####/udbauthlooog-journal
/data/data/####/um_pri
/data/data/####/umdat
/data/data/####/umeng_common_config
/data/data/####/umeng_common_location
/data/data/####/umeng_general_config
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state
/data/data/####/yyabtest.db
/data/data/####/yyabtest.db-journal
/data/media/####/.a.dat
/data/media/####/.adfwe.dat
/data/media/####/.cca.dat
/data/media/####/.thumbcache_idx0
/data/media/####/.umm.dat
/data/media/####/2019-03-08.log.txt
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/Device
/data/media/####/Device_v2
/data/media/####/Global
/data/media/####/LogPath.txt
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.yy.yylite.bin
/data/media/####/com.yy.yylite.db
/data/media/####/d2b08ce4-1e6c-4515-b320-680ecdd98da2
/data/media/####/deviceToken
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/hdcltid.ini
/data/media/####/hdstatis_20190308.log
/data/media/####/hduuid_v1
/data/media/####/imsdk.txt
/data/media/####/info.txt
/data/media/####/libcom_yy_lite_plugin_im.so
/data/media/####/libcom_yy_lite_plugin_liveextension.so
/data/media/####/libcom_yy_lite_plugin_quiz.so
/data/media/####/libcom_yy_lite_plugin_updateres.so
/data/media/####/pushsvc_log.txt
/data/media/####/shumei.txt
/data/media/####/tdata_JNg986
/data/media/####/tdata_MkX219
/data/media/####/tdata_iRz660
/data/media/####/tdata_zzW503
/data/media/####/test.log
/data/media/####/uuid
/data/media/####/yysdk_adapter-03-08-20-02.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
<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:5a276a10f29d982f520000f1","utdid":"XILKXjBdv+UDAGdzx1HfKZkW","sdkVersion":"221"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.yy.pushsvc.GTPush.GeTuiService 24325 300 0
cat /proc/self/cgroup
cat /sys/class/net/wlan0/address
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/files/gdaemon_20161017
getprop ro.build.version.emui
getprop ro.letv.release.version
getprop ro.vivo.os.build.display.id
ls -l /system/bin/su
ls -l /system/xbin/su
ls /
ls /sys/class/thermal
mount
ps
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.yy.pushsvc.GTPush.GeTuiService 24325 300 0

Loads the following dynamic libraries:

DeviceIdentifier
androiditna
basenet
getuiext2
im
libgnustl_shared
libjiagu708335345
libyycrashreport
smsdk
tnet-3.1
yycrashreport
yylog
yyprotolitesdk

Uses the following algorithms to encrypt data:

AES
AES-CBC-NoPadding
AES-CBC-PKCS5Padding
AES-CFB-NoPadding
AES-ECB-PKCS5Padding
DES
RSA-ECB-PKCS1Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS5Padding
DES
DES-ECB-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 running apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Technologies

Terminology

Training and education

Myths

Technical information

Curing recommendations

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