基本适应win7,win10,win server 08,win server 12,win server 16的截图

grdp/protocol/nla/encode.go

@@ -0,0 +1,46 @@
+package nla
+
+import (
+	"crypto/hmac"
+	"crypto/md5"
+	"crypto/rc4"
+	"strings"
+
+	"ShotRDP/grdp/core"
+	"golang.org/x/crypto/md4"
+)
+
+func MD4(data []byte) []byte {
+	h := md4.New()
+	h.Write(data)
+	return h.Sum(nil)
+}
+
+func MD5(data []byte) []byte {
+	h := md5.New()
+	h.Write(data)
+	return h.Sum(nil)
+}
+
+func HMAC_MD5(key, data []byte) []byte {
+	h := hmac.New(md5.New, key)
+	h.Write(data)
+	return h.Sum(nil)
+}
+
+// Version 2 of NTLM hash function
+func NTOWFv2(password, user, domain string) []byte {
+	return HMAC_MD5(MD4(core.UnicodeEncode(password)), core.UnicodeEncode(strings.ToUpper(user)+domain))
+}
+
+// Same as NTOWFv2
+func LMOWFv2(password, user, domain string) []byte {
+	return NTOWFv2(password, user, domain)
+}
+
+func RC4K(key, src []byte) []byte {
+	result := make([]byte, len(src))
+	rc4obj, _ := rc4.NewCipher(key)
+	rc4obj.XORKeyStream(result, src)
+	return result
+}