Android.RemoteCode.3774

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.RemoteCode.127.origin

Accesses the ITelephony private interface.

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.b####.qq.com:8012
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) rp-na####.ron####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) c.d####.mob.com:80
TCP(HTTP/1.1) api.s####.mob.com:80
TCP(HTTP/1.1) a####.b####.qq.com:8011
TCP(HTTP/1.1) app####.c####.com:80
TCP(TLS/1.0) gd-s####.j####.cn:443
TCP(TLS/1.0) t####.j####.cn:443
TCP(TLS/1.0) s####.cn.ron####.com:443
UDP s.j####.cn:19000
TCP 43.2####.88.88:7008
TCP 1####.92.33.28:8616

DNS requests:

a####.b####.qq.com
a####.exc.mob.com
aexcep####.b####.qq.com
ali-s####.j####.cn
and####.b####.qq.com
api.s####.mob.com
app####.c####.com
c.d####.mob.com
d####.d####.mob.com
gd-s####.j####.cn
m.d####.mob.com
mt####.go####.com
nav.cn.ron####.com
s####.cn.ron####.com
s.j####.cn
sis.j####.io
t####.j####.cn

HTTP GET requests:

app####.c####.com/Wxmall/Index/getAdvertisementItem?openid=####&typeCode...
m.d####.mob.com/v4/cconf?appkey=####&plat=####&apppkg=####&appver=####&n...

HTTP POST requests:

a####.b####.qq.com:8011/rqd/async
a####.b####.qq.com:8012/rqd/async
a####.exc.mob.com/errconf
and####.b####.qq.com/rqd/async
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
app####.c####.com/Wxmall/Login/getAppMallLoginType
c.d####.mob.com/v3/cdata
d####.d####.mob.com/dinfo
d####.d####.mob.com/dsign
rp-na####.ron####.com/navipush.json

File system changes:

Creates the following files:

/data/data/####/.duid
/data/data/####/.lock
/data/data/####/.mrecord
/data/data/####/.mrlock
/data/data/####/.statistics
/data/data/####/.vpl_lock
/data/data/####/1004
/data/data/####/21a40706-4b58-4966-982c-05f58e575d13
/data/data/####/4f14f509-6dc6-4a4d-b09f-b1e96e03a468
/data/data/####/744a04ba-7a6a-41fa-9969-fa0522cb50b1
/data/data/####/8fbb75db-fff7-46ea-96af-05340d376912
/data/data/####/COUNTLY_STORE.xml
/data/data/####/FwLog.xml
/data/data/####/JPushSA_Config.xml
/data/data/####/MultiDex.lock
/data/data/####/RongPush.xml
/data/data/####/RongPushAppConfig.xml
/data/data/####/Statistics.xml
/data/data/####/ThrowalbeLog.db-journal
/data/data/####/appPackageNames_v2
/data/data/####/bugly_db_-journal
/data/data/####/bugly_db_legu-journal
/data/data/####/cn.jpush.android.user.profile.xml
/data/data/####/cn.jpush.preferences.v2.rid.xml
/data/data/####/cn.jpush.preferences.v2.xml
/data/data/####/crashrecord.xml
/data/data/####/e1890478-1a05-41e3-a5fb-8177ea9b49e0
/data/data/####/f0db14a0-f32d-41c1-a8d0-00f0dbab8104
/data/data/####/journal.tmp
/data/data/####/jpush_device_info.xml
/data/data/####/jpush_stat_cache.json
/data/data/####/jpush_stat_cache_history.json
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.2.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/locale.config.xml
/data/data/####/mix.dex
/data/data/####/mob_commons_1
/data/data/####/mob_sdk_exception_1
/data/data/####/multidex.version.xml
/data/data/####/native_record_lock
/data/data/####/security_info
/data/data/####/share_sdk_1
/data/data/####/sharedpreference.xml
/data/data/####/sharesdk.db-journal
/data/media/####/.al
/data/media/####/.artc_lock
/data/media/####/.dh-journal
/data/media/####/.dhlock
/data/media/####/.di
/data/media/####/.dic_lock
/data/media/####/.digap
/data/media/####/.duid
/data/media/####/.globalLock
/data/media/####/.lecd
/data/media/####/.lesd_lock
/data/media/####/.mcli
/data/media/####/.mn_-1464060969
/data/media/####/.nomedia
/data/media/####/.nulal
/data/media/####/.nulplt
/data/media/####/.pkg_lock
/data/media/####/.plst
/data/media/####/.push_deviceid
/data/media/####/.rc_lock
/data/media/####/.slw

Miscellaneous:

Executes the following shell scripts:

/system/bin/sh -c getprop
/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
app_process /system/bin com.android.commands.pm.Pm list packages
cat /sys/class/net/wlan0/address
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.9.1.2.so
chmod 700 <Package Folder>/tx_shell/libufix.so
getprop
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
pm list packages
ps
sh
top -d 0 -n 1

Loads the following dynamic libraries:

Bugly
RongIMLib
jcore126
libnfix
libshella-2.9.1.2
libufix
nfix
ufix

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-ECB-PKCS7Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-ECB-NoPadding
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.

Adds tasks to the system scheduler.

Displays its own windows over windows of other apps.

Manages Wi-Fi connectivity.

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