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package ntlmssp
import (
"bytes"
"encoding/hex"
"strings"
"testing"
)
// test cases from http://davenport.sourceforge.net/ntlm.html
var username = "user"
var password = "SecREt01"
var ntlmHashHex = "CD06CA7C7E10C99B1D33B7485A2ED808" // NT Hash in hex of "SecREt01"
var target = "DOMAIN"
var domain = "MYDOMAIN"
var workstation = "MYPC"
var challenge = []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef}
func TestUsernameDomainWorkstation(t *testing.T) {
// taking a username and workstation as input, check that the username, domain, workstation
// and negotiate message bytes all match their expected values
tables := []struct {
u string
w string
xu string
xd string
xb []byte
}{
{username, "", username, "", []byte{
0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00,
0x88, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x28, 0x00, 0x00, 0x00, 0x06, 0x01, 0xb1, 0x1d, 0x00, 0x00, 0x00, 0x0f}},
{domain + "\\" + username, "", username, domain, []byte{
0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x10,
0x88, 0xa0, 0x08, 0x00, 0x08, 0x00, 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x30, 0x00, 0x00, 0x00, 0x06, 0x01, 0xb1, 0x1d, 0x00, 0x00, 0x00, 0x0f, 0x4d, 0x59,
0x44, 0x4f, 0x4d, 0x41, 0x49, 0x4e}},
{domain + "\\" + username, workstation, username, domain, []byte{
0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x30,
0x88, 0xa0, 0x08, 0x00, 0x08, 0x00, 0x28, 0x00, 0x00, 0x00, 0x04, 0x00, 0x04, 0x00,
0x30, 0x00, 0x00, 0x00, 0x06, 0x01, 0xb1, 0x1d, 0x00, 0x00, 0x00, 0x0f, 0x4d, 0x59,
0x44, 0x4f, 0x4d, 0x41, 0x49, 0x4e, 0x4d, 0x59, 0x50, 0x43}},
{username, workstation, username, "", []byte{
0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x20,
0x88, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x04, 0x00, 0x04, 0x00,
0x28, 0x00, 0x00, 0x00, 0x06, 0x01, 0xb1, 0x1d, 0x00, 0x00, 0x00, 0x0f, 0x4d, 0x59,
0x50, 0x43}},
}
for _, table := range tables {
tuser, tdomain := GetDomain(table.u)
if tuser != table.xu {
t.Fatalf("username not correct, expected %v got %v", tuser, table.xu)
}
if tdomain != table.xd {
t.Fatalf("domain not correct, expected %v got %v", tdomain, table.xd)
}
tb, err := NewNegotiateMessage(tdomain, table.w)
if err != nil {
t.Fatalf("error creating new negotiate message with domain '%v' and workstation '%v'", tdomain, table.w)
}
if !bytes.Equal(tb, table.xb) {
t.Fatalf("negotiate message bytes not correct, expected %v got %v", tb, table.xb)
}
}
}
func TestCalculateNTLMv2Response(t *testing.T) {
NTLMv2Hash := getNtlmV2Hash(password, username, target)
ClientChallenge := []byte{0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44}
Time := []byte{0x00, 0x90, 0xd3, 0x36, 0xb7, 0x34, 0xc3, 0x01}
targetInfo := []byte{0x02, 0x00, 0x0c, 0x00, 0x44, 0x00, 0x4f, 0x00, 0x4d, 0x00, 0x41, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x01, 0x00, 0x0c, 0x00, 0x53, 0x00, 0x45, 0x00, 0x52, 0x00, 0x56, 0x00, 0x45, 0x00, 0x52, 0x00, 0x04, 0x00, 0x14, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x03, 0x00, 0x22, 0x00, 0x73, 0x00, 0x65, 0x00, 0x72, 0x00, 0x76, 0x00, 0x65, 0x00, 0x72, 0x00, 0x2e, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x00}
v := computeNtlmV2Response(NTLMv2Hash, challenge, ClientChallenge, Time, targetInfo)
if expected := []byte{
0xcb, 0xab, 0xbc, 0xa7, 0x13, 0xeb, 0x79, 0x5d, 0x04, 0xc9, 0x7a, 0xbc, 0x01, 0xee, 0x49, 0x83,
0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0xd3, 0x36, 0xb7, 0x34, 0xc3, 0x01,
0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x0c, 0x00,
0x44, 0x00, 0x4f, 0x00, 0x4d, 0x00, 0x41, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x01, 0x00, 0x0c, 0x00,
0x53, 0x00, 0x45, 0x00, 0x52, 0x00, 0x56, 0x00, 0x45, 0x00, 0x52, 0x00, 0x04, 0x00, 0x14, 0x00,
0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00,
0x6f, 0x00, 0x6d, 0x00, 0x03, 0x00, 0x22, 0x00, 0x73, 0x00, 0x65, 0x00, 0x72, 0x00, 0x76, 0x00,
0x65, 0x00, 0x72, 0x00, 0x2e, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00,
0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
}; !bytes.Equal(v, expected) {
t.Fatalf("expected %x, got %x", expected, v)
}
}
func TestCalculateNTLMv2ResponseWithHash(t *testing.T) {
hashBytes, err := hex.DecodeString(ntlmHashHex)
if err != nil {
t.Fatalf("error decoding hex hash: %s", ntlmHashHex)
}
ClientChallenge := []byte{0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44}
Time := []byte{0x00, 0x90, 0xd3, 0x36, 0xb7, 0x34, 0xc3, 0x01}
targetInfo := []byte{0x02, 0x00, 0x0c, 0x00, 0x44, 0x00, 0x4f, 0x00, 0x4d, 0x00, 0x41, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x01, 0x00, 0x0c, 0x00, 0x53, 0x00, 0x45, 0x00, 0x52, 0x00, 0x56, 0x00, 0x45, 0x00, 0x52, 0x00, 0x04, 0x00, 0x14, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x03, 0x00, 0x22, 0x00, 0x73, 0x00, 0x65, 0x00, 0x72, 0x00, 0x76, 0x00, 0x65, 0x00, 0x72, 0x00, 0x2e, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x00}
NTLMv2Hash := hmacMd5(hashBytes, toUnicode(strings.ToUpper(username)+target))
v := computeNtlmV2Response(NTLMv2Hash, challenge, ClientChallenge, Time, targetInfo)
if expected := []byte{
0xcb, 0xab, 0xbc, 0xa7, 0x13, 0xeb, 0x79, 0x5d, 0x04, 0xc9, 0x7a, 0xbc, 0x01, 0xee, 0x49, 0x83,
0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0xd3, 0x36, 0xb7, 0x34, 0xc3, 0x01,
0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x0c, 0x00,
0x44, 0x00, 0x4f, 0x00, 0x4d, 0x00, 0x41, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x01, 0x00, 0x0c, 0x00,
0x53, 0x00, 0x45, 0x00, 0x52, 0x00, 0x56, 0x00, 0x45, 0x00, 0x52, 0x00, 0x04, 0x00, 0x14, 0x00,
0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00,
0x6f, 0x00, 0x6d, 0x00, 0x03, 0x00, 0x22, 0x00, 0x73, 0x00, 0x65, 0x00, 0x72, 0x00, 0x76, 0x00,
0x65, 0x00, 0x72, 0x00, 0x2e, 0x00, 0x64, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x61, 0x00, 0x69, 0x00,
0x6e, 0x00, 0x2e, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
}; !bytes.Equal(v, expected) {
t.Fatalf("expected %x, got %x", expected, v)
}
}
func TestCalculateLMv2Response(t *testing.T) {
NTLMv2Hash := getNtlmV2Hash(password, username, target)
ClientChallenge := []byte{0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44}
v := computeLmV2Response(NTLMv2Hash, challenge, ClientChallenge)
if expected := []byte{
0xd6, 0xe6, 0x15, 0x2e, 0xa2, 0x5d, 0x03, 0xb7, 0xc6, 0xba, 0x66, 0x29, 0xc2, 0xd6, 0xaa, 0xf0, 0xff, 0xff, 0xff, 0x00, 0x11, 0x22, 0x33, 0x44,
}; !bytes.Equal(v, expected) {
t.Fatalf("expected %x, got %x", expected, v)
}
}
func TestToUnicode(t *testing.T) {
v := toUnicode(password)
if expected := []byte{0x53, 0x00, 0x65, 0x00, 0x63, 0x00, 0x52, 0x00, 0x45, 0x00, 0x74, 0x00, 0x30, 0x00, 0x31, 0x00}; !bytes.Equal(v, expected) {
t.Fatalf("expected %v, got %v", expected, v)
}
}
func TestNTLMhash(t *testing.T) {
v := getNtlmHash(password)
if expected := []byte{0xcd, 0x06, 0xca, 0x7c, 0x7e, 0x10, 0xc9, 0x9b, 0x1d, 0x33, 0xb7, 0x48, 0x5a, 0x2e, 0xd8, 0x08}; !bytes.Equal(v, expected) {
t.Fatalf("expected %v, got %v", expected, v)
}
}
func TestNTLMv2Hash(t *testing.T) {
v := getNtlmV2Hash(password, username, target)
if expected := []byte{0x04, 0xb8, 0xe0, 0xba, 0x74, 0x28, 0x9c, 0xc5, 0x40, 0x82, 0x6b, 0xab, 0x1d, 0xee, 0x63, 0xae}; !bytes.Equal(v, expected) {
t.Fatalf("expected %v, got %v", expected, v)
}
}
|
