Android.Backdoor.554

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.613.origin
Android.DownLoader.600.origin

Gains access to the ITelephony private interface.

Intercepts incoming SMS messages and terminates the process of their transmission to handlers of other applications.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) a####.u####.com:80
TCP(HTTP/1.1) v####.api.eeric####.com:80
TCP(HTTP/1.1) re####.api.bi####.net:10001
TCP(HTTP/1.1) v####.a####.eeric####.com:80
TCP(HTTP/1.1) oc.u####.com:80
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) bus####.yy####.com:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) 88####.net:88
TCP(HTTP/1.1) gd.a.s####.com:80
TCP(HTTP/1.1) sms.yy####.com:80
TCP(HTTP/1.1) p1.i####.cc:80
TCP(HTTP/1.1) int.d####.s####.####.cn:80
TCP(HTTP/1.1) www.xx####.com:8080
TCP(HTTP/1.1) col####.yy####.com:80
TCP(HTTP/1.1) i####.api.bi####.net:10003
TCP(HTTP/1.1) 1####.55.89.238:8977
TCP(HTTP/1.1) re####.api.bi####.net:10002
TCP(HTTP/1.1) 1####.199.9.227:80
TCP(HTTP/1.1) 1####.129.132.111:8001

DNS requests:

88####.net
a####.u####.com
aexcep####.b####.qq.com
and####.b####.qq.com
bus####.yy####.com
col####.yy####.com
i####.api.bi####.net
i####.api.bi####.net
int.d####.s####.####.cn
oc.u####.com
p1.i####.cc
pv.s####.com
re####.api.bi####.net
sms.yy####.com
v####.a####.eeric####.com
v####.api.eeric####.com
www.huangda####.com
www.xx####.com

HTTP GET requests:

gd.a.s####.com/cityjson?ie=####
int.d####.s####.####.cn/iplookup/iplookup.php?format=####
re####.api.bi####.net:10001/v1/update/check?user_id=####&app_id=####&cha...
re####.api.bi####.net:10002/v1/log/add?userid=####&appid=####&channel=##...
re####.api.bi####.net:10002/v1/sdk/init?net_name=####&imei=####&package_...
v####.a####.eeric####.com/fileupload/00934f6c06dea89a.jar

HTTP POST requests:

88####.net:88/game/open.do
88####.net:88/game/start.do?ver=####
a####.u####.com/app_logs
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
bus####.yy####.com/business-analysis-cmp/zhuabao/needCatch.do
col####.yy####.com/pay-data-collect/collectAppStartUserData.json
col####.yy####.com/pay-data-collect/uploadChannelNormalData.json
i####.api.bi####.net:10003/v2/chis
oc.u####.com/v2/check_config_update
oc.u####.com/v2/get_update_time
p1.i####.cc/index.php/MC/HB
sms.yy####.com/pay-sms-access//getAccessPayChannel.json
v####.api.eeric####.com/api/payment/mobileInit.html
v####.api.eeric####.com/api/payment/updateInit
www.xx####.com:8080/app/getAd
www.xx####.com:8080/app/getConfig

Modified file system:

Creates the following files:

<Package Folder>/app_Wyzf_plg/wyzf_plg_5.1.9.jar
<Package Folder>/app_dexlm/classes.jar
<Package Folder>/cache/83a16e7a01debf8c26caff1131d26da3.jar
<Package Folder>/databases/MaiStore.db-journal
<Package Folder>/databases/bugly_db_legu
<Package Folder>/databases/bugly_db_legu-journal
<Package Folder>/databases/cc.db
<Package Folder>/databases/cc.db-journal
<Package Folder>/databases/sy_pay_record-journal
<Package Folder>/databases/twsdk.db-journal
<Package Folder>/databases/ua.db
<Package Folder>/databases/ua.db-journal
<Package Folder>/databases/webview.db-journal
<Package Folder>/files/####/exchangeIdentity.json
<Package Folder>/files/####/onib_clz.jar
<Package Folder>/files/.imprint
<Package Folder>/files/buck.conf
<Package Folder>/files/exid.dat
<Package Folder>/files/local_crash_lock
<Package Folder>/files/native_record_lock
<Package Folder>/files/pay.jar
<Package Folder>/files/pay.md
<Package Folder>/files/security_info
<Package Folder>/files/umeng_it.cache
<Package Folder>/mix.dex
<Package Folder>/shared_prefs/Alvin2.xml
<Package Folder>/shared_prefs/CONFIG.xml
<Package Folder>/shared_prefs/ContextData.xml
<Package Folder>/shared_prefs/data.xml
<Package Folder>/shared_prefs/data.xml.bak
<Package Folder>/shared_prefs/jmsdk.dat.xml
<Package Folder>/shared_prefs/onlineconfig_agent_online_setting...e>.xml
<Package Folder>/shared_prefs/pretw.xml
<Package Folder>/shared_prefs/pz_sharedpre_cmreaderlogininfo.xml
<Package Folder>/shared_prefs/sdfgh.xml
<Package Folder>/shared_prefs/share_data.xml
<Package Folder>/shared_prefs/sp_name_configcom.wyzf.plugin.d.h.xml
<Package Folder>/shared_prefs/umeng_general_config.xml
<Package Folder>/shared_prefs/userData.xml
<Package Folder>/shared_prefs/version.dat.xml
<Package Folder>/shared_prefs/wyzf_config20947461.xml
<Package Folder>/tx_shell/libnfix.so
<Package Folder>/tx_shell/libshella-2.10.6.0.so
<Package Folder>/tx_shell/libufix.so
<SD-Card>/.DataStorage/ContextData.xml
<SD-Card>/.UTSystemConfig/####/Alvin2.xml
<SD-Card>/.exit
<SD-Card>/.twservice/####/tw
<SD-Card>/.twservice/qshp_3001_2278.zip

Miscellaneous:

Executes next 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
cat /proc/version
cat /sys/block/mmcblk0/device/cid
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.10.6.0.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.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
logcat -d -v threadtime

Loads the following dynamic libraries:

Bugly
buck
cocos2dcpp
libnfix
libshella-2.10.6.0
libufix
nfix
ufix

Uses special library to hide executable bytecode.

Gains access to geolocation.

Gains access to network information.

Gains access to telephone information (number, imei, etc.).

Gains access to information about installed applications.

Gains access to information about running applications.

Displays its own windows over windows of other applications.

Parses information from SMS messages.

Gains access to information about sent/received SMS messages.

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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