Adware.Gexin.9449

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/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) ti####.c####.l####.####.com:80
TCP(HTTP/1.1) qin####.com.www.####.com:80
TCP(HTTP/1.1) i####.281.com.cn:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) a.appj####.com:80
TCP(HTTP/1.1) loc.map.b####.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) api.map.b####.com:443
TCP(TLS/1.0) s####.281.com.cn:443
TCP(TLS/1.0) 1####.217.17.142:443
TCP(TLS/1.0) i####.281.com.cn:443
TCP sdk.o####.t####.####.com:5224
TCP c####.g####.ig####.com:5225

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
a.appj####.com
and####.b####.qq.com
api.map.b####.com
api.s####.mob.com
c####.g####.ig####.com
c-h####.g####.com
i####.281.com.cn
i####.281.com.cn
loc.map.b####.com
m.d####.mob.com
pub-####.qin####.com
s####.281.com.cn
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

i####.281.com.cn/Activity/20180115/20180115120204649998.jpg
i####.281.com.cn/Activity/20180124/20180124160723565648.jpg
i####.281.com.cn/Activity/banner/find_help.jpg
i####.281.com.cn/cateList/Uploads/Picture/2017-07-31/wheel_bdhome.jpg
m.d####.mob.com/v2/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
qin####.com.www.####.com/tdata_EDT369
t####.c####.q####.####.com/tdata_AXX896
t####.c####.q####.####.com/tdata_BAI450
t####.c####.q####.####.com/tdata_Fus136
ti####.c####.l####.####.com/config/hz-hzv3.conf

HTTP POST requests:

a####.exc.mob.com/errconf
a.appj####.com/ad-service/ad/mark
and####.b####.qq.com/rqd/async?aid=####
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/log4
api.s####.mob.com/snsconf
c-h####.g####.com/api.php?format=####&t=####
loc.map.b####.com/offline_loc
loc.map.b####.com/sdk.php
sdk.o####.p####.####.com/api.php?format=####&t=####
sdk.o####.p####.####.com/api.php?format=####&t=####&d=####&k=####

File system changes:

Creates the following files:

/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.log.lock
/data/data/####/.log.ls
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/072abc962074
/data/data/####/1004
/data/data/####/ClientInfo.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/authStatus_com.zckj.steward.xml
/data/data/####/authStatus_com.zckj.steward;pushservice.xml
/data/data/####/authStatus_com.zckj.steward;remote.xml
/data/data/####/bugly_db_-journal
/data/data/####/crashrecord.xml
/data/data/####/firll.dat
/data/data/####/first_pref.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gkt-journal
/data/data/####/gx_sp.xml
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/jg_app_update_settings_random.xml
/data/data/####/libcuid.so
/data/data/####/libjiagu.so
/data/data/####/local_crash_lock
/data/data/####/mob_commons_1.xml
/data/data/####/mob_sdk_exception_1.xml
/data/data/####/ofl.config
/data/data/####/ofl_location.db
/data/data/####/ofl_location.db-journal
/data/data/####/ofl_statistics.db
/data/data/####/ofl_statistics.db-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/####/share_sdk_1.xml
/data/data/####/sharesdk.db-journal
/data/data/####/tdata_AXX896
/data/data/####/tdata_AXX896.jar
/data/data/####/tdata_BAI450
/data/data/####/tdata_BAI450.jar
/data/data/####/tdata_Fus136
/data/data/####/tdata_Fus136.jar
/data/data/####/user.xml
/data/data/####/xUtils_http_cookie.db
/data/data/####/xUtils_http_cookie.db-journal
/data/media/####/.cuid
/data/media/####/.cuid2
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.nomedia
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.rcTag
/data/media/####/.rc_lock
/data/media/####/app.db
/data/media/####/audiorecordtest.3gp
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/com.zckj.steward.bin
/data/media/####/com.zckj.steward.db
/data/media/####/conlts.dat
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/ller.dat
/data/media/####/ls.db
/data/media/####/ls.db-journal
/data/media/####/tdata_AXX896
/data/media/####/tdata_BAI450
/data/media/####/tdata_Fus136
/data/media/####/test.0
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop androVM.vbox_dpi
/system/bin/sh -c getprop gsm.sim.state
/system/bin/sh -c getprop gsm.sim.state2
/system/bin/sh -c getprop qemu.sf.fake_camera
/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.debuggable
/system/bin/sh -c getprop ro.genymotion.version
/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.secure
/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>.getui.GeTuiPushService 24607 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu.so
getprop androVM.vbox_dpi
getprop gsm.sim.state
getprop gsm.sim.state2
getprop qemu.sf.fake_camera
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.debuggable
getprop ro.genymotion.version
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.secure
getprop ro.vivo.os.build.display.id
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.getui.GeTuiPushService 24607 300 0

Loads the following dynamic libraries:

BaiduMapSDK_base_v4_0_0
BaiduMapSDK_search_v4_0_0
Bugly
getuiext2
libjiagu
locSDK6a
neh

Uses the following algorithms to encrypt data:

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

Uses special library to hide executable bytecode.

Accesses audio/video recording interfaces.

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

Free trial