Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\config\Win.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'shell' = 'Explorer.exe <SYSTEM32>\WinSit.exe'
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\dc.exe
- <SYSTEM32>\sviq.exe
- %WINDIR%\system\Fun.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\WinSit.exe
- <SYSTEM32>\config\Win.exe
- %WINDIR%\repair.ini
- <SYSTEM32>\sviq.exe
- %WINDIR%\system\Fun.exe
- <SYSTEM32>\dc.exe
Deletes the following files:
- %TEMP%\~DF468F.tmp
