Technical information
Malicious functions:
Sends SMS messages:
- 18190191410: 2&<SMS Address>&<SMS Content>&
- 18190191410: wyb . 王暖 对应邮箱编码:4,IMEI-<IMEI>
Executes code of the following detected threats:
- Android.SmsBot.439.origin
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(GCM) <Google Host>
- TCP(HTTP/1.1) and####.b####.qq.com:80
- TCP(SMTP) s####.163.com:25
DNS requests:
- and####.b####.qq.com
- s####.163.com
Modified file system:
Creates the following files:
- <Package Folder>/databases/bugly_db_legu-journal
- <Package Folder>/databases/bugly_db_legu.mirror
- <Package Folder>/files/local_crash_lock
- <Package Folder>/files/native_record_lock (deleted)
- <Package Folder>/files/security_info
- <Package Folder>/mix.dex
- <Package Folder>/shared_prefs/yyjj.xml
- <Package Folder>/shared_prefs/zzxx.xml
- <Package Folder>/tx_shell/libnfix.so
- <Package Folder>/tx_shell/libshella-2.10.2.3.so
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-2.10.2.3.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
- liblegudb
- libnfix
- libshella-2.10.2.3
- 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.).
Gains access to information about active device administrators.
Adds tasks to the system scheduler.
Parses information from SMS messages.
Gains access to information about sent/received SMS messages.
Gains access to information about contacts from the Contact list.
