Adware.Gexin.9291

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) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) gdv.a.s####.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.appj####.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) oc.u####.com:80
TCP(HTTP/1.1) p####.lin####.com:80
TCP(TLS/1.0) qy-swa####.qi####.com:443
TCP(TLS/1.0) c####.im.ta####.com:443
TCP(TLS/1.0) api.lin####.com:443
TCP(TLS/1.0) i####.ww.ta####.com:443
TCP(TLS/1.0) z####.lin####.com:443
TCP(TLS/1.0) genera####.lin####.com:443
TCP(TLS/1.0) msg.umengc####.com:443
TCP(TLS/1.0) a####.a####.m.####.com:443
TCP ope####.m.ta####.com:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5225
TCP openj####.m.ta####.com:443

DNS requests:

7j####.c####.z0.####.com
a####.m.ta####.com
a####.u####.com
a.appj####.com
ag####.m.ta####.com
and####.b####.qq.com
api.lin####.com
c####.g####.ig####.com
c####.im.ta####.com
c-h####.g####.com
c.appj####.com
datace####.lin####.com
genera####.lin####.com
i####.ww.ta####.com
msg.umengc####.com
oc.u####.com
p####.lin####.com
pv.s####.com
qy-swa####.qi####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
umen####.m.ta####.com
umengj####.m.ta####.com
z####.lin####.com

HTTP GET requests:

gdv.a.s####.com/cityjson?ie=####
p####.lin####.com/api/v1/tags.json?token=####
t####.c####.q####.####.com/tdata_JNg986
t####.c####.q####.####.com/tdata_MkX219
t####.c####.q####.####.com/tdata_nxn539
t####.c####.q####.####.com/tdata_zzW503
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.u####.com/app_logs
a.appj####.com/jiagu/check/upgrade
and####.b####.qq.com/rqd/async?aid=####
c-h####.g####.com/api.php?format=####&t=####
c.appj####.com/ad/splash/stats.html
oc.u####.com/v2/check_config_update
oc.u####.com/v2/get_update_time
p####.lin####.com/api/v1/device/register.json
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.imprint
/data/data/####/.jg.ic
/data/data/####/1004
/data/data/####/1087213456431997559
/data/data/####/1326014650861783553
/data/data/####/1453643685378075834
/data/data/####/377412081895488503
/data/data/####/ACCS_BINDumeng;53ba0a5356240b45e117a971.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/####/MessageStore.db-journal
/data/data/####/Mmc_Launch_Database.db-journal
/data/data/####/MsgLogStore.db-journal
/data/data/####/accs.db-journal
/data/data/####/ad_show_time.xml
/data/data/####/agoo.pid
/data/data/####/bugly_db_-journal
/data/data/####/cc.db
/data/data/####/cc.db-journal
/data/data/####/com.qiyukf.analytics.xml
/data/data/####/crashrecord.xml
/data/data/####/dataPick.xml
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/eudemon
/data/data/####/exchangeIdentity.json
/data/data/####/exid.dat
/data/data/####/f_000001
/data/data/####/fuyun_app_data.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/index
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/message_accs_db
/data/data/####/message_accs_db-journal
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/oms.mmc.fortunetelling.measuringtools.xingmingc...es.xml
/data/data/####/oms_mmc_namemap.dat-journal
/data/data/####/oms_mmc_ordermap.dat-journal
/data/data/####/onlineconfig_agent_online_setting_oms.mmc.fortu...an.xml
/data/data/####/ps_setting.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/####/qiyu_save_da58ce0115a1232c79a01c472ae24164.xml
/data/data/####/run.pid
/data/data/####/security_info
/data/data/####/tdata_JNg986
/data/data/####/tdata_JNg986.jar
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_nxn539
/data/data/####/tdata_nxn539.jar
/data/data/####/tdata_zzW503
/data/data/####/tdata_zzW503.jar
/data/data/####/ua.db
/data/data/####/ua.db-journal
/data/data/####/umeng_general_config.xml
/data/data/####/umeng_it.cache
/data/data/####/umeng_message_state.xml
/data/data/####/unicorn#cheese#
/data/data/####/update_data.xml
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/webviewCookiesChromiumPrivate.db-journal
/data/data/####/ywPrefsTools.xml
/data/media/####/.nomedia
/data/media/####/2132556389
/data/media/####/356507059351895
/data/media/####/4267040bc39a49c58c6f6baa29aacfc6
/data/media/####/Alvin2.xml
/data/media/####/ContextData.xml
/data/media/####/app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/deviceToken
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/oms.mmc.fortunetelling.measuringtools.xingmingcesuan.bin
/data/media/####/oms.mmc.fortunetelling.measuringtools.xingmingcesuan.db
/data/media/####/tdata_JNg986
/data/media/####/tdata_MkX219
/data/media/####/tdata_nxn539
/data/media/####/tdata_zzW503
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
/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:53ba0a5356240b45e117a971","utdid":"XHaM4lvac20DAGdzx1Huee1H","sdkVersion":"220"} -I agoodm.m.taobao.com -O 80 -T -Z
<Package Folder>/files/gdaemon_20161017 0 <Package>/com.mmc.push.core.bizs.messagehandle.getui.GeTuiPushService 28394 300 0
chmod 500 <Package Folder>/files/DaemonServer
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/com.mmc.push.core.bizs.messagehandle.getui.GeTuiPushService 28394 300 0

Loads the following dynamic libraries:

Bugly
getuiext2
libjiagu
pl_droidsonroids_gif
tnet-3.1

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

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

Uses special library to hide executable bytecode.

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.

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