This is another fun shellcode I’ve written to scroll your desktop horizontally.

# include <stdlib.h>
# include <stdio.h>
# include <string.h>
# include <windows.h>

/*
 * Title: Shellcode to scroll your desktop horizontally
 * Author: Osanda Malith Jayathissa (@OsandaMalith)
 * Website: https://osandamalith.com
 * This was strictly made for fun : )		
 */
 
int main() {
	 char *shellcode = 
		"\xe8\xff\xff\xff\xff\xc0\x5f\xb9\x80\x03\x01\x01\x81\xf1\x01\x01"
		"\x01\x01\x83\xc7\x1d\x33\xf6\xfc\x8a\x07\x3c\x06\x0f\x44\xc6\xaa"
		"\xe2\xf6\xe8\x06\x06\x06\x06\x5e\x8b\xfe\x81\xc6\x4e\x02\x06\x06"
		"\xb9\x03\x06\x06\x06\xfc\xad\x01\x3c\x07\xe2\xfa\x55\x8b\xec\x83"
		"\xec\x30\x53\x56\x57\xb9\x8d\x10\xb7\xf8\xe8\x7c\x01\x06\x06\x8b"
		"\xf0\x68\x5a\x02\x06\x06\xff\xd6\x68\x67\x02\x06\x06\xff\xd6\x68"
		"\x71\x02\x06\x06\xff\xd6\xb9\xe0\x53\x31\x4b\xe8\x5b\x01\x06\x06"
		"\xb9\x49\x67\xd2\xbe\x89\x45\xd0\xe8\x4e\x01\x06\x06\xb9\xdb\xda"
		"\xeb\xd0\x89\x45\xf8\xe8\x41\x01\x06\x06\xb9\x4c\x0c\x02\xae\x89"
		"\x45\xf4\xe8\x34\x01\x06\x06\xb9\xa7\x0b\x59\x08\x89\x45\xd4\xe8"
		"\x27\x01\x06\x06\xb9\xaa\xf7\xb4\x69\x89\x45\xe8\xe8\x1a\x01\x06"
		"\x06\xb9\xda\x7c\x54\xcb\x8b\xf8\xe8\x0e\x01\x06\x06\xb9\x13\xd4"
		"\x9b\xc3\x8b\xd8\xe8\x02\x01\x06\x06\xb9\xe2\x9d\x97\xbc\x89\x45"
		"\xf0\xe8\xf5\x06\x06\x06\xb9\x33\xd6\x41\xc3\x89\x45\xe4\xe8\xe8"
		"\x06\x06\x06\xb9\x0f\xa4\xbf\xd1\x89\x45\xe0\xe8\xdb\x06\x06\x06"
		"\xb9\x32\xe6\xd6\x1c\x89\x45\xd8\xe8\xce\x06\x06\x06\x6a\x06\x8b"
		"\xf0\xff\x55\xf8\x6a\x06\x89\x45\xec\xff\xd7\x6a\x01\x89\x45\xf8"
		"\xff\xd7\x8b\x4d\xf8\x8b\x7d\xec\x50\x03\xc9\x51\x57\x89\x45\xfc"
		"\xff\xd3\x8b\xd8\x57\x89\x5d\xec\xff\xd6\x8b\xf0\x53\x56\xff\x55"
		"\xf0\x8b\x5d\xf8\x68\x20\x06\xcc\x06\x89\x45\xdc\x33\xc0\x50\x50"
		"\x57\xff\x75\xfc\x53\x50\x50\x56\xff\x55\xf4\x68\x20\x06\xcc\x06"
		"\x33\xc0\x50\x50\x57\xff\x75\xfc\x53\x50\x53\x56\xff\x55\xf4\x68"
		"\x20\x06\xcc\x06\x33\xc0\x50\x53\x56\xff\x75\xfc\xff\x75\xf8\x50"
		"\x50\x57\xff\x55\xf4\x6a\x05\xff\x55\xe8\x83\xeb\x08\x79\xe0\x33"
		"\xdb\x53\x57\x6a\x0f\x53\xff\x55\xe4\xff\x75\xec\xff\x55\xe0\xff"
		"\x75\xdc\x56\xff\x55\xf0\x56\xff\x55\xd8\x57\x53\xff\x55\xd4\x53"
		"\xff\x55\xd0\x5f\x5e\x33\xc0\x5b\xc9\xc3\x33\xd2\xeb\x10\xc1\xca"
		"\x0d\x3c\x61\x0f\xbe\xc0\x7c\x03\x83\xe8\x20\x03\xd0\x41\x8a\x01"
		"\x84\xc0\x75\xea\x8b\xc2\xc3\x8d\x41\xf8\xc3\x55\x8b\xec\x83\xec"
		"\x14\x53\x56\x57\x89\x4d\xf4\x64\xa1\x30\x06\x06\x06\x89\x45\xfc"
		"\x8b\x45\xfc\x8b\x40\x0c\x8b\x40\x14\x89\x45\xec\x8b\xf8\x8b\xcf"
		"\xe8\xd2\xff\xff\xff\x8b\x70\x18\x8b\x3f\x85\xf6\x74\x4f\x8b\x46"
		"\x3c\x8b\x5c\x30\x78\x85\xdb\x74\x44\x8b\x4c\x33\x0c\x03\xce\xe8"
		"\x96\xff\xff\xff\x8b\x4c\x33\x20\x89\x45\xf8\x33\xc0\x03\xce\x89"
		"\x4d\xf0\x89\x45\xfc\x39\x44\x33\x18\x76\x22\x8b\x0c\x81\x03\xce"
		"\xe8\x75\xff\xff\xff\x03\x45\xf8\x39\x45\xf4\x74\x1c\x8b\x45\xfc"
		"\x8b\x4d\xf0\x40\x89\x45\xfc\x3b\x44\x33\x18\x72\xde\x3b\x7d\xec"
		"\x75\x9c\x33\xc0\x5f\x5e\x5b\xc9\xc3\x8b\x4d\xfc\x8b\x44\x33\x24"
		"\x8d\x04\x48\x0f\xb7\x0c\x30\x8b\x44\x33\x1c\x8d\x04\x88\x8b\x04"
		"\x30\x03\xc6\xeb\xdf\x2b\x06\x06\x06\x32\x06\x06\x06\x39\x06\x06"
		"\x06\x6b\x65\x72\x6e\x65\x6c\x33\x32\x2e\x64\x6c\x6c\x06\x67\x64"
		"\x69\x33\x32\x2e\x64\x6c\x6c\x06\x75\x73\x65\x72\x33\x32\x2e\x64"
		"\x6c\x6c\x06";

	DWORD oldProtect;
	
	wprintf(L"Length : %d bytes\n@OsandaMalith", strlen(shellcode));
	BOOL ret = VirtualProtect (shellcode, strlen(shellcode), PAGE_EXECUTE_READWRITE, &oldProtect);
  
	if (!ret) {
		fprintf(stderr, "%s", "Error Occured");
		return EXIT_FAILURE;
	}
  
	((void(*)(void))shellcode)();
 
	VirtualProtect (shellcode, strlen(shellcode), oldProtect, &oldProtect);
  
	return EXIT_SUCCESS;
}

https://github.com/OsandaMalith/Shellcodes/blob/master/desktopscroll.c