Function main

Encryption/ShellcodeUtils/main.go:21–257

()

)

func main() {
	verbose := flag.Bool("v", false, "Enable verbose output")
	encryptionType := flag.String("type", "", "The type of encryption to use [xor, aes256, rc4, null]")
	key := flag.String("key", "", "Encryption key")
	b64 := flag.Bool("base64", false, "Base64 encode the output. Can be used with or without encryption")
	input := flag.String("i", "", "Input file path of binary file")
	output := flag.String("o", "", "Output file path")
	mode := flag.String("mode", "encrypt", "Mode of operation to perform on the input file [encrypt,decrypt]")
	salt := flag.String("salt", "", "Salt, in hex, used to generate an AES256 32-byte key through Argon2. Only used during decryption")
	inputNonce := flag.String("nonce", "", "Nonce, in hex, used to decrypt an AES256 input file. Only used during decryption")
	flag.Usage = func() {
		flag.PrintDefaults()
		os.Exit(0)
	}
	flag.Parse()

	// Check to make sure the input file exists
	_, errInputFile := os.Stat(*input)

	if os.IsNotExist(errInputFile) {
		os.Exit(1)
	}

	shellcode, errShellcode := ioutil.ReadFile(*input)

	if errShellcode != nil {
		os.Exit(1)
	}

	// Check to make sure an output file was provided
	if *output == "" {
		os.Exit(1)
	}

	// Check to make sure the output directory exists
	dir, _ := filepath.Split(*output)
	if *verbose {
	}

	outDir, errOutDir := os.Stat(dir)
	if errOutDir != nil {
		os.Exit(1)
	}

	if !outDir.IsDir() {
	}

	if *verbose {
	}

	if strings.ToUpper(*mode) != "ENCRYPT" && strings.ToUpper(*mode) != "DECRYPT" {
		os.Exit(1)
	}

	// Make sure a key was provided
	if *encryptionType != "" {
		if *key == "" {
			os.Exit(1)