Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\aec] 'ImagePath' = '<DRIVERS>\ybfg.sys'
- [<HKLM>\SYSTEM\ControlSet001\Services\aec] 'ImagePath' = '<DRIVERS>\hjxd.sys'
- [<HKLM>\SYSTEM\ControlSet001\Services\aec] 'ImagePath' = '<DRIVERS>\mfvu.sys'
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\wuauolt.exe'
Modifies file system :
Creates the following files:
- <DRIVERS>\hjxd.sys
- %PROGRAM_FILES%\ybfg.sys
- <DRIVERS>\ybfg.sys
- %PROGRAM_FILES%\hjxd.sys
- %PROGRAM_FILES%\mfvu.sys
- <DRIVERS>\mfvu.sys
- <SYSTEM32>\wuauolt.exe
Deletes the following files:
- <DRIVERS>\hjxd.sys
- %PROGRAM_FILES%\hjxd.sys
- <DRIVERS>\mfvu.sys
- %PROGRAM_FILES%\mfvu.sys
Miscellaneous:
Searches for the following windows:
- ClassName: 'SysListView32' WindowName: '(null)'