Adware.Gexin.9079

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) h####.shangha####.com:80
TCP(HTTP/1.1) reso####.msg.xi####.net:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) s####.his####.hic####.com:443
TCP(TLS/1.0) evtup####.yo####.com:443
TCP(TLS/1.0) a####.yo####.com.####.com:443
TCP(TLS/1.0) regi####.xm####.gl####.####.com:443
TCP(TLS/1.0) eco####.me####.com.####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5224
TCP app.c####.gl####.####.net:5222

DNS requests:

7j####.c####.z0.####.com
a####.yo####.com
app.c####.gl####.####.net
c####.g####.ig####.com
c-h####.g####.com
eco####.me####.com
evtup####.yo####.com
h####.shangha####.com
regi####.xm####.gl####.####.com
reso####.msg.xi####.net
s####.his####.hic####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

h####.shangha####.com/gjj/cpixeljz.cy
reso####.msg.xi####.net/gslb/?ver=####&type=####&conpt=####&uuid=####&li...
t####.c####.q####.####.com/tdata_OPb601
t####.c####.q####.####.com/tdata_YYn966
t####.c####.q####.####.com/tdata_lOE499
t####.c####.q####.####.com/tdata_nmo636
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

c-h####.g####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/BuglySdkInfos.xml
/data/data/####/CaiyiPush.xml
/data/data/####/DeviceSessionUpdateSDK_V1.xml
/data/data/####/Meiqia.xml
/data/data/####/MultiDex.lock
/data/data/####/UserInfo.xml
/data/data/####/XMPushServiceConfig.xml
/data/data/####/com.jz.youyu6796113d00719acec0a31727f572a26e.xml
/data/data/####/com.jz.youyu;pushservice
/data/data/####/com.jz.youyu_preferences.xml
/data/data/####/gdaemon_20161017
/data/data/####/geofencing.db
/data/data/####/geofencing.db-journal
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/hianalytics_global_v2_com.jz.youyu.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal.tmp
/data/data/####/jz.db-journal
/data/data/####/jz_banner.json
/data/data/####/libjiagu188558744.so
/data/data/####/meiqia.db
/data/data/####/meiqia.db-journal
/data/data/####/message_list.json
/data/data/####/mipush.xml
/data/data/####/mipush_account.xml
/data/data/####/mipush_extra.xml
/data/data/####/mipush_oc.xml
/data/data/####/mipush_region
/data/data/####/mipush_region.lock
/data/data/####/multidex.version.xml
/data/data/####/pref_registered_pkg_names.xml
/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/####/sample.db
/data/data/####/sample.db-journal
/data/data/####/sample.zip
/data/data/####/skin_plugin_pref.xml
/data/data/####/sp_client_report_status.xml
/data/data/####/start_cache.json
/data/data/####/tdata_OPb601
/data/data/####/tdata_OPb601.jar
/data/data/####/tdata_YYn966
/data/data/####/tdata_YYn966.jar
/data/data/####/tdata_lOE499
/data/data/####/tdata_lOE499.jar
/data/data/####/tdata_nmo636
/data/data/####/tdata_nmo636.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_common_config.xml
/data/data/####/umeng_general_config.xml
/data/data/####/youyutongji
/data/data/####/youyutongji-journal
/data/media/####/.nomedia
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.jz.youyu.bin
/data/media/####/com.jz.youyu.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/log.lock
/data/media/####/log1.txt
/data/media/####/tdata_OPb601
/data/media/####/tdata_YYn966
/data/media/####/tdata_lOE499
/data/media/####/tdata_nmo636
/data/media/####/test.log
/data/media/####/yyid11

Miscellaneous:

Executes the following shell scripts:

<Package Folder>/files/gdaemon_20161017 0 <Package>/com.caiyi.push.service.GetuiPushService 24226 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017

Loads the following dynamic libraries:

BaiduSpeechSDK
getuiext2
libjiagu188558744

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-CBC-PKCS7Padding
AES-ECB-PKCS5Padding

Uses special library to hide executable bytecode.

Gets information about network.

Gets information about phone status (number, IMEI, etc.).

Gets information about APN settings.

Gets information about installed apps.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

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