/// <summary>
/// RPC bind over TCP/IP, using specified endpoint and authenticate provider.
/// </summary>
/// <param name="serverName">NRPC server machine name.</param>
/// <param name="endpoint">RPC endpoints, it's the port on TCP/IP.</param>
/// <param name="securityContext">
/// Security provider for RPC.
/// Set the value to null to disable authentication.
/// </param>
/// <param name="timeout">Timeout for bind and all future requests.</param>
/// <exception cref="ArgumentNullException">
/// Thrown when serverName is null.
/// </exception>
public void BindOverTcp(
string serverName,
ushort endpoint,
ClientSecurityContext securityContext,
TimeSpan timeout)
{
if (serverName == null)
{
throw new ArgumentNullException("serverName");
}
nrpcSecurityContext = securityContext as NrpcClientSecurityContext;
if (nrpcSecurityContext != null)
{
context = nrpcSecurityContext.nrpc.context;
}
rpc.Bind(
RpceUtility.RPC_OVER_TCPIP_PROTOCOL_SEQUENCE,
serverName,
endpoint.ToString(CultureInfo.InvariantCulture),
null,
securityContext,
securityContext == null
? RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_NONE
: (context.SealSecureChannel
? RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_PKT_PRIVACY
: RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_PKT_INTEGRITY),
timeout);
context.PrimaryName = serverName;
NrpcRpcAdapter nrpcRpcAdapter = rpc as NrpcRpcAdapter;
if (nrpcRpcAdapter != null)
{
context.rpceTransportContext = nrpcRpcAdapter.rpceClientTransport.Context;
}
}
public void APDS_KERBEROS_PAC_VALIDATION()
{
base.Logging();
BaseTestSite.Log.Add(LogEntryKind.Comment, "Construct Kerberos client for testing.");
client = new KerberosTestClient(
this.testConfig.LocalRealm.RealmName,
this.testConfig.LocalRealm.Admin.Username,
this.testConfig.LocalRealm.Admin.Password,
KerberosAccountType.User,
testConfig.LocalRealm.KDC[0].IPAddress,
testConfig.LocalRealm.KDC[0].Port,
testConfig.TransportType,
testConfig.SupportedOid);
BaseTestSite.Log.Add(LogEntryKind.Comment, "Create and send AS request with no PA data.");
KdcOptions options = KdcOptions.FORWARDABLE | KdcOptions.CANONICALIZE | KdcOptions.RENEWABLE;
client.SendAsRequest(options, null);
//Recieve preauthentication required error
METHOD_DATA methodData;
KerberosKrbError krbError = client.ExpectPreauthRequiredError(out methodData);
//Create sequence of PA data
string timeStamp = KerberosUtility.CurrentKerberosTime.Value;
PaEncTimeStamp paEncTimeStamp = new PaEncTimeStamp(timeStamp, 0, this.client.Context.SelectedEType, this.client.Context.CName.Password, this.client.Context.CName.Salt);
PaPacRequest paPacRequest = new PaPacRequest(true);
Asn1SequenceOf<PA_DATA> seqOfPaData = new Asn1SequenceOf<PA_DATA>(new PA_DATA[] { paEncTimeStamp.Data, paPacRequest.Data});
BaseTestSite.Log.Add(LogEntryKind.Comment, "Create and send AS request with PA data.");
client.SendAsRequest(options, seqOfPaData);
KerberosAsResponse asResponse = client.ExpectAsResponse();
BaseTestSite.Assert.IsNotNull(asResponse.Response.ticket, "AS response should contain a TGT.");
BaseTestSite.Log.Add(LogEntryKind.Comment, "Create and send TGS request.");
client.SendTgsRequest(this.testConfig.LocalRealm.ClientComputer.DefaultServiceName, options);
KerberosTgsResponse tgsResponse = client.ExpectTgsResponse();
EncryptionKey key = testConfig.QueryKey(this.testConfig.LocalRealm.ClientComputer.DefaultServiceName, this.testConfig.LocalRealm.RealmName, this.client.Context.SelectedEType);
tgsResponse.DecryptTicket(key);
if (this.testConfig.IsKileImplemented)
{
//Get Server and KDC Signatures
PacServerSignature pacServerSignature = null;
PacKdcSignature pacKdcSignature = null;
BaseTestSite.Assert.IsNotNull(tgsResponse.TicketEncPart.authorization_data, "The ticket contains Authorization data.");
AdWin2KPac adWin2kPac = FindOneInAuthData<AdWin2KPac>(tgsResponse.TicketEncPart.authorization_data.Elements);
BaseTestSite.Assert.IsNotNull(adWin2kPac, "The Authorization data contains AdWin2KPac.");
foreach (var buf in adWin2kPac.Pac.PacInfoBuffers)
{
if (buf is PacServerSignature)
{
pacServerSignature = buf as PacServerSignature;
}
if (buf is PacKdcSignature)
{
pacKdcSignature = buf as PacKdcSignature;
}
}
BaseTestSite.Log.Add(LogEntryKind.Comment, "Establish Secure Channel.");
NrpcClient nrpcClient = NrpcClient.CreateNrpcClient(this.testConfig.LocalRealm.RealmName);
ushort[] endPointList = NrpcUtility.QueryNrpcTcpEndpoint(testConfig.LocalRealm.KDC[0].FQDN);
ushort endPoint = endPointList[0];
MachineAccountCredential machineCredential = new MachineAccountCredential(
this.testConfig.LocalRealm.RealmName,
testConfig.LocalRealm.ClientComputer.FQDN.Split('.')[0],
testConfig.LocalRealm.ClientComputer.Password);
nrpcClient.Context.NegotiateFlags = NrpcNegotiateFlags.SupportsAESAndSHA2
| NrpcNegotiateFlags.SupportsConcurrentRpcCalls
| NrpcNegotiateFlags.SupportsCrossForestTrusts
| NrpcNegotiateFlags.SupportsGenericPassThroughAuthentication
| NrpcNegotiateFlags.SupportsNetrLogonGetDomainInfo
| NrpcNegotiateFlags.SupportsNetrLogonSendToSam
| NrpcNegotiateFlags.SupportsNetrServerPasswordSet2
| NrpcNegotiateFlags.SupportsRC4
| NrpcNegotiateFlags.SupportsRefusePasswordChange
| NrpcNegotiateFlags.SupportsRodcPassThroughToDifferentDomains
| NrpcNegotiateFlags.SupportsSecureRpc
| NrpcNegotiateFlags.SupportsStrongKeys
| NrpcNegotiateFlags.SupportsTransitiveTrusts;
NrpcClientSecurityContext securityContext = new NrpcClientSecurityContext(
this.testConfig.LocalRealm.RealmName,
testConfig.LocalRealm.KDC[0].FQDN.Split('.')[0],
machineCredential,
true,
nrpcClient.Context.NegotiateFlags);
nrpcClient.BindOverTcp(testConfig.LocalRealm.KDC[0].FQDN, endPoint, securityContext, TimeSpan.FromMilliseconds(600000));
_NETLOGON_LOGON_INFO_CLASS logonLevel = _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation;
_NETLOGON_VALIDATION_INFO_CLASS validationLevel = _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationGenericInfo2;
_NETLOGON_VALIDATION? validationInfomation;
byte? authoritative;
NrpcNetrLogonSamLogonExtraFlags? extraFlags = NrpcNetrLogonSamLogonExtraFlags.None;
BaseTestSite.Log.Add(LogEntryKind.Comment, "Create valid KERB_VERIFY_PAC_REQUEST.");
KERB_VERIFY_PAC_REQUEST kerberosReq = ApdsUtility.CreateKerbVerifyPacRequest(pacServerSignature.NativePacSignatureData, pacKdcSignature.NativePacSignatureData);
//Create Kerberos Validation Logon Info
_NETLOGON_LEVEL netlogonLevel = ApdsUtility.CreatePacLogonInfo(
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
this.testConfig.LocalRealm.RealmName,
this.testConfig.LocalRealm.Admin.Username,
testConfig.LocalRealm.KDC[0].FQDN.Split('.')[0],
kerberosReq);
_NETLOGON_LEVEL encryptedLogonLevel = nrpcClient.EncryptNetlogonLevel(
(_NETLOGON_LOGON_INFO_CLASS)logonLevel,
netlogonLevel);
BaseTestSite.Log.Add(LogEntryKind.Comment, "Call NetrLogonSamLogonEx for Kerberos pac validation.");
NtStatus result = nrpcClient.NetrLogonSamLogonEx(
nrpcClient.Handle,
testConfig.LocalRealm.KDC[0].FQDN.Split('.')[0],
testConfig.LocalRealm.ClientComputer.FQDN.Split('.')[0],
logonLevel,
encryptedLogonLevel,
validationLevel,
out validationInfomation,
out authoritative,
ref extraFlags);
BaseTestSite.Assert.AreEqual(NtStatus.STATUS_SUCCESS, result, "[MS-APDS]3.2.5.2 If the checksum is verified, the DC MUST return STATUS_SUCCESS.");
BaseTestSite.Assert.IsNull(validationInfomation.Value.ValidationGeneric2[0].ValidationData, "[MS-APDS]3.2.5.2 There is no return message.");
BaseTestSite.Log.Add(LogEntryKind.Comment, "Create invalid KERB_VERIFY_PAC_REQUEST.");
kerberosReq = ApdsUtility.CreateKerbVerifyPacRequest(pacKdcSignature.NativePacSignatureData, pacKdcSignature.NativePacSignatureData);
//Create Kerberos Validation Logon Info
netlogonLevel = ApdsUtility.CreatePacLogonInfo(
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
this.testConfig.LocalRealm.RealmName,
this.testConfig.LocalRealm.Admin.Username,
testConfig.LocalRealm.KDC[0].FQDN.Split('.')[0],
kerberosReq);
encryptedLogonLevel = nrpcClient.EncryptNetlogonLevel(
(_NETLOGON_LOGON_INFO_CLASS)logonLevel,
netlogonLevel);
BaseTestSite.Log.Add(LogEntryKind.Comment, "Call NetrLogonSamLogonEx for Kerberos pac validation.");
result = nrpcClient.NetrLogonSamLogonEx(
nrpcClient.Handle,
testConfig.LocalRealm.KDC[0].FQDN.Split('.')[0],
testConfig.LocalRealm.ClientComputer.FQDN.Split('.')[0],
logonLevel,
encryptedLogonLevel,
validationLevel,
out validationInfomation,
out authoritative,
ref extraFlags);
BaseTestSite.Assert.AreEqual(NtStatus.STATUS_LOGON_FAILURE, result, "[MS-APDS]3.2.5.2 If the checksum verification fails, the DC MUST return an error code, STATUS_LOGON_FAILURE (section 2.2) as the return value to the Netlogon Generic Pass-through method.");
}
}
/// <summary>
/// RPC bind over named pipe, using well-known endpoint "\PIPE\NETLOGON".
/// </summary>
/// <param name="serverName">NRPC server machine name.</param>
/// <param name="transportCredential">
/// If connect by SMB/SMB2, it's the security credential
/// used by under layer transport (SMB/SMB2).
/// If connect by TCP, this parameter is ignored.
/// </param>
/// <param name="securityContext">
/// Security provider for RPC.
/// Set the value to null to disable authentication.
/// </param>
/// <param name="timeout">Timeout for bind and all future requests.</param>
/// <exception cref="ArgumentNullException">
/// Thrown when serverName is null.
/// </exception>
public void BindOverNamedPipe(
string serverName,
AccountCredential transportCredential,
ClientSecurityContext securityContext,
TimeSpan timeout)
{
if (serverName == null)
{
throw new ArgumentNullException("serverName");
}
nrpcSecurityContext = securityContext as NrpcClientSecurityContext;
if (nrpcSecurityContext != null)
{
context = nrpcSecurityContext.nrpc.context;
}
rpc.Bind(
RpceUtility.RPC_OVER_NAMED_PIPE_PROTOCOL_SEQUENCE,
serverName,
NrpcUtility.NETLOGON_RPC_OVER_NP_WELLKNOWN_ENDPOINT,
transportCredential,
securityContext,
securityContext == null
? RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_NONE
: (context.SealSecureChannel
? RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_PKT_PRIVACY
: RpceAuthenticationLevel.RPC_C_AUTHN_LEVEL_PKT_INTEGRITY),
timeout);
context.PrimaryName = serverName;
NrpcRpcAdapter nrpcRpcAdapter = rpc as NrpcRpcAdapter;
if (nrpcRpcAdapter != null)
{
context.rpceTransportContext = nrpcRpcAdapter.rpceClientTransport.Context;
}
}