Adware.Gexin.17818

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) q####.c####.l####.####.com:80
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) d####.d####.mob.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) c.d####.mob.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) c-h####.g####.com:80
TCP(HTTP/1.1) sdk.o####.p####.####.com:80
TCP(TLS/1.0) ssl.gst####.com:443
TCP(TLS/1.0) www.go####.nl:443
TCP(TLS/1.0) www.go####.com:443
TCP(TLS/1.0) adser####.go####.com:443
TCP(TLS/1.0) www.gst####.com:443
TCP sdk.o####.t####.####.com:5224
TCP cm-1####.ig####.com:5226

DNS requests:

7j####.c####.z0.####.com
a####.exc.mob.com
adser####.go####.com
api.s####.mob.com
c-h####.g####.com
c.d####.mob.com
cm-1####.ig####.com
d####.d####.mob.com
m.d####.mob.com
pub-####.qin####.com
sdk-ope####.g####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net
ssl.gst####.com
www.go####.com
www.go####.nl
www.gst####.com

HTTP GET requests:

m.d####.mob.com/v4/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...
q####.c####.l####.####.com/config/hz-hzv6.conf
q####.c####.l####.####.com/tdata_BVv364
q####.c####.l####.####.com/tdata_EDT369
q####.c####.l####.####.com/tdata_MkX219
q####.c####.l####.####.com/tdata_RTc910
q####.c####.l####.####.com/tdata_XeE960
sdk.o####.p####.####.com/api/addr.htm

HTTP POST requests:

a####.exc.mob.com/errconf
api.s####.mob.com/conf5
api.s####.mob.com/conn
api.s####.mob.com/snsconf
c-h####.g####.com/api.php?format=####&t=####
c.d####.mob.com/v3/cdata
d####.d####.mob.com/dinfo
d####.d####.mob.com/dsign
m.d####.mob.com/errconf
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/####/.duid
/data/data/####/.jg.ic
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrecord (deleted)
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/.vpl_lock
/data/data/####/MultiDex.lock
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/fe91aad3da8a
/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/####/libjiagu-136802509.so
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/multidex.version.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/####/qihoo_jiagu_crash_report.xml
/data/data/####/run.pid
/data/data/####/share_sdk_1
/data/data/####/sharesdk.db-journal
/data/data/####/tdata_BVv364
/data/data/####/tdata_BVv364.jar
/data/data/####/tdata_MkX219
/data/data/####/tdata_MkX219.jar
/data/data/####/tdata_RTc910
/data/data/####/tdata_RTc910.jar
/data/data/####/tdata_XeE960
/data/data/####/tdata_XeE960.jar
/data/media/####/.artc_lock
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.lecd
/data/media/####/.lesd_lock
/data/media/####/.mps
/data/media/####/.nomedia
/data/media/####/.pkg_lock
/data/media/####/.rc_lock
/data/media/####/.slw
/data/media/####/20190914_185212
/data/media/####/20190914_185215
/data/media/####/20190914_185218
/data/media/####/20190914_185220
/data/media/####/20190914_185223
/data/media/####/20190914_185224
/data/media/####/20190914_185225
/data/media/####/20190914_185228
/data/media/####/20190914_185229
/data/media/####/20190914_185230
/data/media/####/20190914_185231
/data/media/####/20190914_185232
/data/media/####/20190914_185234
/data/media/####/20190914_185237
/data/media/####/20190914_185239
/data/media/####/20190914_185242
/data/media/####/20190914_185243
/data/media/####/20190914_185244
/data/media/####/20190914_185245
/data/media/####/20190914_185246
/data/media/####/20190914_185247
/data/media/####/20190914_185248
/data/media/####/20190914_185251
/data/media/####/20190914_185252
/data/media/####/20190914_185254
/data/media/####/20190914_185255
/data/media/####/20190914_185258
/data/media/####/20190914_185259
/data/media/####/20190914_185300
/data/media/####/20190914_185301
/data/media/####/20190914_185302
/data/media/####/20190914_185304
/data/media/####/20190914_185305
/data/media/####/20190914_185307
/data/media/####/20190914_185308
/data/media/####/20190914_185311
/data/media/####/20190914_185312
/data/media/####/app.db
/data/media/####/com.benxiang.clickmakemoney.bin
/data/media/####/com.benxiang.clickmakemoney.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/gkt-journal
/data/media/####/gktper
/data/media/####/tdata_BVv364
/data/media/####/tdata_MkX219
/data/media/####/tdata_RTc910
/data/media/####/tdata_XeE960
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/system/bin/cat /proc/cpuinfo
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.component.push.PushService 25739 300 0
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 755 <Package Folder>/.jiagu/libjiagu-136802509.so
mount
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.component.push.PushService 25739 300 0

Loads the following dynamic libraries:

getuiext2
libjiagu-136802509

Uses the following algorithms to encrypt data:

AES-CFB-NoPadding
AES-ECB-PKCS5Padding
AES-ECB-PKCS7Padding
RSA-NONE-OAEPWithSHA1AndMGF1Padding

Uses the following algorithms to decrypt data:

AES-ECB-NoPadding
AES-ECB-PKCS5Padding

Uses special library to hide executable bytecode.

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

Gets information about installed apps.

Adds tasks to the system scheduler.

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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