Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,C:\System\System.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'System' = 'C:\System\System.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\1.exe
Malicious functions:
Creates and executes the following:
- C:\System\System.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\1.exe
- %WINDIR%\2.exe
- %PROGRAM_FILES%\1.exe
- %WINDIR%\Temp\1.exe
- C:\autorun.inf
- C:\1.exe
- %WINDIR%\1.exe
- C:\System\System.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\2.exe
- %WINDIR%\1.exe
- <SYSTEM32>\1.exe
- %PROGRAM_FILES%\1.exe
- %WINDIR%\Temp\1.exe
- C:\autorun.inf
- C:\1.exe
- <Drive name for removable media>:\1.exe
- C:\System\System.exe
- <Drive name for removable media>:\autorun.inf
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
