Adware.Gexin.5318

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) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) m.d####.mob.com:80
TCP(HTTP/1.1) d####.d####.mob.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) t####.c####.q####.####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) a####.exc.mob.com:80
TCP(HTTP/1.1) app.che####.cn: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(HTTP/1.1) sh.wagbr####.aliyun####.com:80
TCP(TLS/1.0) res####.a####.com:443
TCP c####.g####.ig####.com:5224
TCP sdk.o####.t####.####.com:5224

DNS requests:

7j####.c####.z0.####.com
a####.b####.qq.com
a####.exc.mob.com
aexcep####.b####.qq.com
amap####.cn-hang####.oss####.####.com
and####.b####.qq.com
api.s####.mob.com
app.che####.cn
c####.g####.ig####.com
c-h####.g####.com
d####.d####.mob.com
m.d####.mob.com
res####.a####.com
sdk.c####.ig####.com
sdk.o####.p####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.com
sdk.o####.t####.####.net

HTTP GET requests:

app.che####.cn/Detail/img/542640116153488038.png
app.che####.cn/Detail/img/shanghai_splash_ad.png
app.che####.cn/Detail/img/xinshou2.png
app.che####.cn/api/invite/detail?city=####
app.che####.cn/api/v1.0/activity/list?adType=####
app.che####.cn/api/v1.0/version?userId=####&appId=####&versionCode=####
app.che####.cn/api/v2.0/task/list?userId=####&locationCity=####&city=####
app.che####.cn/dateimg/img/havoline_task.png
app.che####.cn/dateimg/img/havoline_task2.png
app.che####.cn/dateimg/img/recruit_task.png
app.che####.cn/dateimg/img/seaworld_task.png
app.che####.cn/dateimg/img/yizhi_task.jpg
m.d####.mob.com/cconf?appkey=####&plat=####&apppkg=####&appver=####&netw...
sh.wagbr####.aliyun####.com/sdkcoor/android/x86/libJni_wgs2gcj.so
t####.c####.q####.####.com/config/hz-hzv3.conf
t####.c####.q####.####.com/tdata_BAI450
t####.c####.q####.####.com/tdata_YJA893

HTTP POST requests:

a####.exc.mob.com/errconf
aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
api.s####.mob.com/conf5
api.s####.mob.com/conn
c-h####.g####.com/api.php?format=####&t=####
d####.d####.mob.com/dinfo
d####.d####.mob.com/dsign
sdk.o####.p####.####.com/api.php?format=####&t=####

File system changes:

Creates the following files:

/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/a2f0a88ce57b89ace4d2000fac44d966f238da829f79693....0.tmp
/data/data/####/bugly_db_legu-journal
/data/data/####/com.carmini.app_preferences.xml
/data/data/####/gdaemon_20161017
/data/data/####/getui_sp.xml
/data/data/####/gx_sp.xml
/data/data/####/hmdb
/data/data/####/hmdb-journal
/data/data/####/init.pid
/data/data/####/init_c1.pid
/data/data/####/journal
/data/data/####/journal.tmp
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.0.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/loctemp.so
/data/data/####/logdb.db
/data/data/####/logdb.db-journal
/data/data/####/mix.dex
/data/data/####/mob_commons_1.xml
/data/data/####/mob_sdk_exception_1.xml
/data/data/####/native_record_lock
/data/data/####/pref.xml
/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_BAI450
/data/data/####/tdata_BAI450.jar
/data/data/####/tdata_YJA893
/data/data/####/tdata_YJA893.jar
/data/media/####/-1235009783.tmp
/data/media/####/-1295692629.tmp
/data/media/####/-1563915489.tmp
/data/media/####/-63074245.tmp
/data/media/####/.al
/data/media/####/.ccLock
/data/media/####/.ccc
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.dic_lock
/data/media/####/.dk
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.nulal
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.plst
/data/media/####/.rc_lock
/data/media/####/1124085634.tmp
/data/media/####/1156269158.tmp
/data/media/####/1716403402.tmp
/data/media/####/als.db
/data/media/####/als.db-journal
/data/media/####/app.db
/data/media/####/com.carmini.app.bin
/data/media/####/com.carmini.app.db
/data/media/####/com.getui.sdk.deviceId.db
/data/media/####/com.igexin.sdk.deviceId.db
/data/media/####/locationFile.txt
/data/media/####/requestFile.txt
/data/media/####/tdata_BAI450
/data/media/####/tdata_YJA893
/data/media/####/test.log

Miscellaneous:

Executes the following shell scripts:

/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.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.vivo.os.build.display.id
/system/bin/sh -c type su
<Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.sendMessage.DemoPushService 24471 300 0
chmod 700 <Package Folder>/files/gdaemon_20161017
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.0.2.so
chmod 700 <Package Folder>/tx_shell/libufix.so
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.gn.gnromvernumber
getprop ro.lenovo.series
getprop ro.lewa.version
getprop ro.meizu.product.model
getprop ro.miui.ui.version.name
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
grep -E -v root|shell|system
logcat -d -v threadtime
sh
sh <Package Folder>/files/gdaemon_20161017 0 <Package>/<Package>.sendMessage.DemoPushService 24471 300 0
top -d 0 -n 1

Loads the following dynamic libraries:

Bugly
getuiext2
libnfix
libshella-2.9.0.2
libufix
neh
nfix
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-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

Begriffe

Schulung und Training

Mythen

Technical information

Curing recommendations

Free trial