Android.Packed.44283

Technical information

Malicious functions:

Executes code of the following detected threats:

Android.DownLoader.363.origin

Network activity:

Connects to:

UDP(DNS) <Google DNS>
TCP(HTTP/1.1) z####.heyc####.net:80
TCP(HTTP/1.1) 1####.224.16.33:6700
TCP(HTTP/1.1) i####.cn.com:80
TCP(HTTP/1.1) dw.winners####.com:80
TCP(HTTP/1.1) 47.97.2####.44:18888
TCP(HTTP/1.1) y####.b####.com:12583
TCP(HTTP/1.1) 47.1####.131.164:6600
TCP(HTTP/1.1) 1####.190.234.42:80
TCP(HTTP/1.1) and####.b####.qq.com:80
TCP(HTTP/1.1) 1####.224.16.33:6600
TCP(HTTP/1.1) 1####.159.180.48:8090
TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
TCP(HTTP/1.1) aexcep####.b####.qq.com:8012
TCP(HTTP/1.1) ch####.5####.com:8077
TCP(HTTP/1.1) 1####.15.2.156:6600
TCP(HTTP/1.1) 1####.159.152.136:8090
TCP(HTTP/1.1) 1####.159.103.205:8090
TCP(HTTP/1.1) 47.1####.131.164:6700
TCP(HTTP/1.1) pg.x####.com:80
TCP(TLS/1.0) 1####.217.17.142:443
TCP(TLS/1.0) yw.suma####.com:5500
TCP(TLS/1.0) sdk-up####.oss-cn-####.aliy####.com:443

DNS requests:

a####.b####.qq.com
aexcep####.b####.qq.com
and####.b####.qq.com
ch####.5####.com
dw.winners####.com
i####.cn.com
pg.x####.com
sdk-up####.oss-cn-####.aliy####.com
y####.b####.com
yw.suma####.com
z####.heyc####.net

HTTP GET requests:

dw.winners####.com/tem/ad.html
dw.winners####.com/tem/js/WebViewJavascriptBridge.js
dw.winners####.com/tem/js/jquery-1.8.0.min.js
i####.cn.com/a/3ab9bceae6543653d83adf50ebf8f860e

HTTP POST requests:

aexcep####.b####.qq.com:8011/rqd/async
aexcep####.b####.qq.com:8012/rqd/async
and####.b####.qq.com/rqd/async
ch####.5####.com:8077/query-plat/minsdk/plugin/query.do
pg.x####.com/api/q/a/3ab9bceae6543653d83adf50ebf8f860e
pg.x####.com/api/statis/3ab9bceae6543653d83adf50ebf8f860e/game-DA148AD11...
y####.b####.com:12583/r2bfp/
z####.heyc####.net/getlist
z####.heyc####.net/xlogin

File system changes:

Creates the following files:

/data/data/####/3ab9bceae6543653d83adf50ebf8f860e;account_file.xml
/data/data/####/SP_REPLACE_CLASSLOADER_CLASS_NAME_STAND.xml
/data/data/####/TD_app_pefercen_profile.xml
/data/data/####/YV92X2dkdF9jb25maWc=.xml
/data/data/####/YV92X2dkdF9jb25maWc=.xml.bak
/data/data/####/axcd.xml
/data/data/####/axcd.xml.bak (deleted)
/data/data/####/bugly_db_legu-journal
/data/data/####/cc.xml
/data/data/####/com.sdfgvf.efwse.derdf_preferences.xml
/data/data/####/crash-2019-04-19-01-46-04-1555638364443.log
/data/data/####/data_0
/data/data/####/data_1
/data/data/####/data_2
/data/data/####/data_3
/data/data/####/dpi
/data/data/####/f_000001
/data/data/####/f_000002
/data/data/####/hid.db
/data/data/####/idle_pay_config.dat.xml
/data/data/####/idle_updata.dat.xml
/data/data/####/index
/data/data/####/libnfix.so
/data/data/####/libshella-2.9.1.2.so
/data/data/####/libstandsdk1555638347521.so
/data/data/####/libstandsdk1555638358115.so
/data/data/####/libufix.so
/data/data/####/local_crash_lock
/data/data/####/mix.dex
/data/data/####/native_record_lock
/data/data/####/onibd.3.0.6.dat
/data/data/####/pref_file.xml
/data/data/####/security_info
/data/data/####/ss.dex
/data/data/####/ss.jar
/data/data/####/sumnbg_f.zip
/data/data/####/talkingdata_app.db
/data/data/####/talkingdata_app.db-journal
/data/data/####/talkingdata_app_process_preferences_file
/data/data/####/talkingdata_app_version_preferences_file
/data/data/####/td_database_push
/data/data/####/td_pefercen_profile.xml
/data/data/####/tdandroidgame
/data/data/####/tdid.xml
/data/data/####/us.jar
/data/data/####/us.jar1
/data/data/####/webview.db
/data/data/####/webview.db-journal
/data/data/####/webviewCookiesChromium.db
/data/data/####/webviewCookiesChromium.db-journal
/data/data/####/wlgq.dex
/data/data/####/wlgq.dex (deleted)
/data/data/####/ydutl.cf
/data/data/####/yj_configs.xml
/data/data/####/yv.xml
/data/media/####/.nid
/data/media/####/.tcookieid
/data/media/####/lmz
/data/media/####/mf
/data/media/####/sys.lock

Miscellaneous:

Executes the following 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 /proc/version
cat /sys/class/android_usb/android0/idProduct
cat /sys/class/android_usb/android0/idVendor
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
logcat -d -v threadtime
ps

Loads the following dynamic libraries:

Bugly
cocos2dcpp
libnfix
libshella-2.9.1.2
libstandsdk1555638347521
libstandsdk1555638358115
libufix
nfix
onibl
ufix

Uses the following algorithms to encrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding
RSA-ECB-PKCS1Padding
RSA-None-PKCS1Padding

Uses the following algorithms to decrypt data:

AES-CBC-PKCS5Padding
AES-GCM-NoPadding
DESede-CBC-NoPadding
RSA-None-PKCS1Padding

Accesses the ITelephony private interface.

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.

Gets information about sent/received SMS.

Technologies

Terminology

Training and education

Myths

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