Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,%PROGRAM_FILES%\Windows NT\svchost.exe'
Malicious functions:
Creates and executes the following:
- '%PROGRAM_FILES%\Windows NT\svchost.exe'
Modifies file system :
Creates the following files:
- <Current directory>\Internationale Beziehungen.doc
- %PROGRAM_FILES%\Windows NT\smartiosys.dbn
- %PROGRAM_FILES%\Windows NT\svchost.exe
Sets the 'hidden' attribute to the following files:
- %PROGRAM_FILES%\Windows NT\smartiosys.dbn
- %PROGRAM_FILES%\Windows NT\svchost.exe
Deletes itself.
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'WordPadClass' WindowName: '(null)'