/**
**  Windows Live Messenger v8.0 Password Finder for Windows XP & 2003
**  (Compiled-VC++ 6.0 SP6, tested on WinXP SP2, Windows Live Messenger
8.0.0812.00)
**      - Gregory R. Panakkal
**        http://www.crapware.tk/
**        http://www.infogreg.com/
**/

#define WIN32_LEAN_AND_MEAN

#include <windows.h>
#include <stdio.h>
#include <tchar.h>

//Following definitions taken from wincred.h
//[available only in Oct 2002 MS Platform SDK / LCC-Win32 Includes]

typedef struct _CREDENTIAL_ATTRIBUTEA {
   LPSTR Keyword;
   DWORD Flags;
   DWORD ValueSize;
   LPBYTE Value;
}
CREDENTIAL_ATTRIBUTEA,*PCREDENTIAL_ATTRIBUTEA;

typedef struct _CREDENTIALA {
   DWORD Flags;
   DWORD Type;
   LPSTR TargetName;
   LPSTR Comment;
   FILETIME LastWritten;
   DWORD CredentialBlobSize;
   LPBYTE CredentialBlob;
   DWORD Persist;
   DWORD AttributeCount;
   PCREDENTIAL_ATTRIBUTEA Attributes;
   LPSTR TargetAlias;
   LPSTR UserName;
} CREDENTIALA,*PCREDENTIALA;

typedef CREDENTIALA CREDENTIAL;
typedef PCREDENTIALA PCREDENTIAL;


////////////////////////////////////////////////////////////////////

typedef BOOL (WINAPI *typeCredEnumerate)(LPCTSTR, DWORD, DWORD *,
PCREDENTIAL **);
typedef VOID (WINAPI *typeCredFree)(PVOID);

typeCredEnumerate pfCredEnumerate = NULL;
typeCredFree pfCredFree = NULL;

////////////////////////////////////////////////////////////////////

void showBanner()
{
   _tprintf(_T("Windows Live Messenger Password Finder for Windows XP &
   2003\n"));
   _tprintf(_T("   - Gregory R. Panakkal, http://www.infogreg.com
   \n\n"));
}

////////////////////////////////////////////////////////////////////
int main()
{
   PCREDENTIAL *CredentialCollection = NULL;
   HMODULE hAdvapi32DLL = NULL;
   DWORD dwCount = 0;
   DWORD dwTempIndex = 0;
   BOOL bOK = FALSE;

   showBanner();

   do
   {
       
       hAdvapi32DLL = LoadLibrary(_T("advapi32.dll"));

       if(NULL == hAdvapi32DLL)
       {
           _tprintf(_T("Error loading advapi32.dll\n"));
           break;
       }


#ifdef _UNICODE
       pfCredEnumerate =
       (typeCredEnumerate)GetProcAddress(hAdvapi32DLL,
       "CredEnumerateW");
#else
       pfCredEnumerate =
       (typeCredEnumerate)GetProcAddress(hAdvapi32DLL,
       "CredEnumerateA");
#endif

       pfCredFree = (typeCredFree)GetProcAddress(hAdvapi32DLL,
       "CredFree");


       if( pfCredEnumerate == NULL||
           pfCredFree == NULL )
       {
           _tprintf(_T("Error loading Cred APIs\n"));
           break;
       }
 

       //Get an array of 'credential', satisfying the filter
       bOK = pfCredEnumerate(
                   _T("WindowsLive:name=*"),
                   0,
                   &dwCount,
                   &CredentialCollection
                   );


       if(FALSE == bOK)
       {
           _tprintf(_T("Error enumerating credentials\n"));
           break;
       }



       for(dwTempIndex=0; dwTempIndex<dwCount; dwTempIndex++)
       {

           _tprintf(
               _T("Username : %s\n"),
               CredentialCollection[dwTempIndex]->UserName
               );
           
           _tprintf(
               _T("Password : %s\n\n"),
               CredentialCollection[dwTempIndex]->CredentialBlob
               );
       }

       //Free credential collection
       pfCredFree(CredentialCollection);


   } while(false);


   //Free lib
   if(NULL != hAdvapi32DLL)
   {
       FreeLibrary(hAdvapi32DLL);
   }

   return TRUE;
}