Technical information
Malicious functions:
Sends SMS messages:
- 13013400356: 7.0拦截马来了.版本18 <System Property>
- 13013400356: <SMS Address>-><SMS Content>
- 13013400356: 拦截服务已启动,软件到期时间2520-01-15 00:50:00
Executes code of the following detected threats:
- Android.SmsSpy.7043
Blocks access to graphical screen interface.
Sets passwords on the lock screen.
Removes its shortcut from the home screen.
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) aexcep####.b####.qq.com:8012
- TCP(HTTP/1.1) aexcep####.b####.qq.com:8011
- TCP(HTTP/1.1) and####.b####.qq.com:80
DNS requests:
- a####.b####.qq.com
- aexcep####.b####.qq.com
- and####.b####.qq.com
- mt####.go####.com
HTTP POST requests:
- aexcep####.b####.qq.com:8011/rqd/async
- aexcep####.b####.qq.com:8012/rqd/async
- and####.b####.qq.com/rqd/async
Modified file system:
Creates the following files:
- /data/data/####/bugly_db_legu-journal
- /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/####/security_info
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
- 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 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
Loads the following dynamic libraries:
- Bugly
- libnfix
- libshella-2.8
- libufix
- nfix
- ufix
Uses the following algorithms to encrypt data:
- AES-GCM-NoPadding
- RSA-ECB-PKCS1Padding
Uses the following algorithms to decrypt data:
- AES-GCM-NoPadding
Uses administrator priveleges.
Uses special library to hide executable bytecode.
Gains access to telephone information (number, imei, etc.).
Displays its own windows over windows of other applications.
Parses information from SMS messages.
