Android.Backdoor.1381

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.Backdoor.525.origin
Android.Xiny.1513

Gains access to the ITelephony private interface.

Network activity:

Connecting to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) sdk.api.qiazhiw####.cn:10003
TCP(HTTP/1.1) ji####.jieme####.com:8152
TCP(HTTP/1.1) pa.angs####.com:8003
TCP(HTTP/1.1) 1####.55.93.104:9004
TCP(HTTP/1.1) z####.heyc####.net:80
TCP(HTTP/1.1) xz####.zhan####.com:10011
TCP(HTTP/1.1) largeq####.b0.a####.com:80
TCP(HTTP/1.1) 1####.159.131.193:10201
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) www.palmfun####.cn:80
TCP(HTTP/1.1) sdk.api.qiazhiw####.cn:10201
TCP(HTTP/1.1) v####.api.eeric####.com:80
TCP(HTTP/1.1) a####.angs####.com:5285
TCP(HTTP/1.1) d.angs####.com:5284
TCP(HTTP/1.1) gdv.a.s####.com:80
TCP(HTTP/1.1) 1####.129.132.111:8001
TCP(HTTP/1.1) re####.api.qiazhiw####.cn:10002
TCP 1####.196.192.72:9920

DNS requests:

a####.angs####.com
and####.b####.qq.com
d.angs####.com
i####.api.qiazhiw####.cn
i####.api.qiazhiw####.cn
ji####.dl####.com
ji####.jieme####.com
pa.angs####.com
pv.s####.com
re####.api.qiazhiw####.cn
sdk.api.qiazhiw####.cn
v####.api.eeric####.com
www.palmfun####.cn
x####.bj####.cn
xz####.zhan####.com
z####.heyc####.net

HTTP GET requests:

a####.angs####.com:5285/AppDownLoad/apk/downloadAPK?appId=####
gdv.a.s####.com/cityjson?ie=####
largeq####.b0.a####.com/jieplginf/wchenhddats23
largeq####.b0.a####.com/znewxinzffe/zxkjsres71n

HTTP POST requests:

and####.b####.qq.com/rqd/async
d.angs####.com:5284/android.frontserver/pcsvc
ji####.jieme####.com:8152/ryf_webserver/payment/checkupdate.html
pa.angs####.com:8003/pps
re####.api.qiazhiw####.cn:10002/v2/sdk/init?app_id=####&t=####
sdk.api.qiazhiw####.cn:10003/v2/chis
sdk.api.qiazhiw####.cn:10201/v2/sdk/report?app_id=####&t=####
v####.api.eeric####.com/api/payment/mobileInit.html
www.palmfun####.cn/fee/active
www.palmfun####.cn/fee/searchpc
xz####.zhan####.com:10011/zxhypay/action/updatexzf.do
z####.heyc####.net/getlist

Modified file system:

Creates the following files:

/data/data/####/0C3E1782C1F853AF.jar
/data/data/####/0C3E1782C1F853AFwh.jar
/data/data/####/1B3A2967E5FD862EFD957606C65C8122
/data/data/####/2887A00B589C85A5FF5607D7EB45E7C8
/data/data/####/30592A6B8B0C769E3F7FDE6E1A033DF5
/data/data/####/AEE69129416B4F5D.jar.i
/data/data/####/AEE69129416B4F5Dwh.jar
/data/data/####/D99494BB10D048C393648C204AF8AA38
/data/data/####/F85C58A2196623557E8A00D8A4680702
/data/data/####/MySms.xml
/data/data/####/PHONEINFO.xml
/data/data/####/SDKPAY.xml
/data/data/####/SP_REPLACE_CLASSLOADER_CLASS_NAME.xml
/data/data/####/Setting.xml
/data/data/####/XinZF_conf.xml
/data/data/####/bugly_db_legu-journal
/data/data/####/com.hbky.smjj.com.sdk.a.a_mseg.db-journal
/data/data/####/com.hbky.smjj.xml
/data/data/####/com.hbky.smjj_preferences.xml
/data/data/####/com_android_command_nn_v.xml
/data/data/####/config50147.xml
/data/data/####/core.jar
/data/data/####/dpi
/data/data/####/jiepay_config.xml
/data/data/####/jiepayplugin.apk
/data/data/####/jiepayplugin.apkdata
/data/data/####/kb_idle.ini
/data/data/####/kb_sn.ini
/data/data/####/kv_cf.ini
/data/data/####/libnfix.so
/data/data/####/libshella-2.8.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/native_record_lock
/data/data/####/new_md.jar
/data/data/####/nn_app.xml
/data/data/####/security_info
/data/data/####/shunpay_config
/data/data/####/system.jar
/data/data/####/webview.db-journal
/data/data/####/yf.apk
/data/data/####/zxxinzf.apk
/data/data/####/zxxinzf.apkdata
/data/data/####/{6109AB2B-769CFABF}_{F3D941B8-9F59C5E4}.P2
/data/data/####/{BE2355DB-D785E335}.PC1
/data/data/####/{F3D941B8-9F59C5E4}.P1
/data/data/####/{F3D941B8-9F59C5E4}.P3
/data/media/####/.nid
/data/media/####/pConifg.ini

Miscellaneous:

Executes next shell scripts:

/system/bin/sh
/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 /sys/block/mmcblk0/device/cid
cat /sys/class/android_usb/android0/idProduct
cat /sys/class/android_usb/android0/idVendor
chmod 700 <Package Folder>/tx_shell/libnfix.so
chmod 700 <Package Folder>/tx_shell/libshella-2.8.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.product.cpu.abi
getprop ro.product.cpu.abi2
getprop ro.vivo.os.build.display.id
getprop ro.yunos.version
logcat -d -v threadtime
ps

Loads the following dynamic libraries:

Bugly
cocos2dcpp
libnfix
libshella-2.8
libufix
nfix
shunpay
ufix

Uses the following algorithms to encrypt data:

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

Uses the following algorithms to decrypt data:

AES
AES-CBC-PKCS5Padding
AES-GCM-NoPadding
DES
DES-CBC-PKCS5Padding

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.

Displays its own windows over windows of other applications.

Parses information from SMS messages.

Gains access to information about sent/received SMS messages.

技术

术语

教育培训

误区

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