/// <summary>
/// The NetrLogonSamLogoff method handles logoff requests
/// for the SAM accounts. Opnum: 3
/// </summary>
/// <param name="logonServer">
/// The custom RPC binding handle.
/// </param>
/// <param name="computerName">
/// The Unicode string that contains the NetBIOS name of
/// the client computer calling this method.
/// </param>
/// <param name="authenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the client authenticator.
/// </param>
/// <param name="returnAuthenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the server return
/// authenticator.
/// </param>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure,
/// that identifies the type of logon information
/// in the LogonInformation union.
/// </param>
/// <param name="logonInformation">
/// A pointer to a NETLOGON_LEVEL structure,
/// that describes the logon information.
/// </param>
/// <param name="isLogonInfoNull">
/// Indicate if the logonInformation field is NULL.
/// </param>
/// <returns>
/// The method returns 0x00000000 on success;
/// otherwise, it returns a nonzero error code.
/// </returns>
public NtStatus NetrLogonSamLogoff(
string logonServer,
string computerName,
_NETLOGON_AUTHENTICATOR?authenticator,
ref _NETLOGON_AUTHENTICATOR?returnAuthenticator,
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL?logonInformation,
bool isLogonInfoNull)
{
NtStatus status = this.customRpc.NetrLogonSamLogoff(
logonServer,
computerName,
authenticator,
ref returnAuthenticator,
logonLevel,
logonInformation,
isLogonInfoNull);
this.context.ConnectionStatus = status;
return(status);
}
/// <summary>
/// The NetrLogonSamLogonWithFlags method Supported in windows_xpwindows_server_2003,
/// windows_vista, windows_server_2008, windows_7, and
/// windows_server_7. handles logon requests for the SAM
/// accounts. Opnum: 45
/// </summary>
/// <param name="LogonServer">
/// The custom RPC binding handle, as specified in section
/// .
/// </param>
/// <param name="ComputerName">
/// The Unicode string that contains the NetBIOS name of
/// the client computer calling this method.
/// </param>
/// <param name="Authenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure, as
/// specified in section , that contains the client authenticator.
/// </param>
/// <param name="ReturnAuthenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure, as
/// specified in section , that contains the server return
/// authenticator.
/// </param>
/// <param name="LogonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure, as specified
/// in section , that specifies the type of logon information
/// passed in the LogonInformation parameter.
/// </param>
/// <param name="LogonInformation">
/// A pointer to a NETLOGON_LEVEL structure, as specified
/// in section , that describes the logon request information.
/// </param>
/// <param name="ValidationLevel">
/// A NETLOGON_VALIDATION_INFO_CLASS enumerated type, as
/// specified in section , that contains the validation
/// level requested by the client.
/// </param>
/// <param name="ValidationInformation">
/// A pointer to a NETLOGON_VALIDATION structure, as specified
/// in section , that describes the user validation information
/// returned to the client. The type of the NETLOGON_VALIDATION
/// used is determined by the value of the ValidationLevel
/// parameter.
/// </param>
/// <param name="Authoritative">
/// A pointer to a char value representing a Boolean condition.
/// FALSE is indicated by the value 0x00; TRUE SHOULD be
/// indicated by the value 0x01 and MAY also be indicated
/// by any nonzero value. Windows uses the value of 0x01
/// as the representation of TRUE and 0x00 for FALSE. This
/// Boolean value indicates whether the validation information
/// is final. This field is necessary because the request
/// might be forwarded through multiple servers. A value
/// of TRUE indicates that the validation information is
/// final and MUST remain unchanged.
/// </param>
/// <param name="ExtraFlags">
/// A pointer to a set of bit flags that specify delivery
/// settings. A flag is TRUE (or set) if its value is equal
/// to 1. The value is constructed from zero or more bit
/// flags from the following table.
/// </param>
public NtStatus NetrLogonSamLogonWithFlags(
string LogonServer,
string ComputerName,
_NETLOGON_AUTHENTICATOR? Authenticator,
ref _NETLOGON_AUTHENTICATOR? ReturnAuthenticator,
_NETLOGON_LOGON_INFO_CLASS LogonLevel,
_NETLOGON_LEVEL? LogonInformation,
_NETLOGON_VALIDATION_INFO_CLASS ValidationLevel,
out _NETLOGON_VALIDATION? ValidationInformation,
out byte? Authoritative,
ref uint? ExtraFlags)
{
const ushort opnum = 45;
byte[] requestStub;
byte[] responseStub;
Int3264[] paramList;
int retVal;
SafeIntPtr pLogonServer = Marshal.StringToHGlobalUni(LogonServer);
SafeIntPtr pComputerName = Marshal.StringToHGlobalUni(ComputerName);
SafeIntPtr pAuthenticator = TypeMarshal.ToIntPtr(Authenticator);
SafeIntPtr pReturnAuthenticatorIn = TypeMarshal.ToIntPtr(ReturnAuthenticator);
SafeIntPtr pLogonInformation = TypeMarshal.ToIntPtr(LogonInformation, LogonLevel, null, null);
SafeIntPtr pExtraFlags = TypeMarshal.ToIntPtr(ExtraFlags);
paramList = new Int3264[] {
pLogonServer,
pComputerName,
pAuthenticator,
pReturnAuthenticatorIn,
(uint)LogonLevel,
pLogonInformation,
(uint)ValidationLevel,
IntPtr.Zero,
IntPtr.Zero,
pExtraFlags,
0 // retVal
};
requestStub = RpceStubEncoder.ToBytes(
RpceStubHelper.GetPlatform(),
NrpcRpcStubFormatString.TypeFormatString,
new RpceStubExprEval[] { new RpceStubExprEval(logon__NETLOGON_DELTA_USERExprEval_0000) },
NrpcRpcStubFormatString.ProcFormatString,
NrpcRpcStubFormatString.ProcFormatStringOffsetTable[opnum],
true,
paramList);
rpceClientTransport.Call(opnum, requestStub, rpceTimeout, out responseStub);
using (RpceInt3264Collection outParamList = RpceStubDecoder.ToParamList(
RpceStubHelper.GetPlatform(),
NrpcRpcStubFormatString.TypeFormatString,
new RpceStubExprEval[] { new RpceStubExprEval(logon__NETLOGON_DELTA_USERExprEval_0000) },
NrpcRpcStubFormatString.ProcFormatString,
NrpcRpcStubFormatString.ProcFormatStringOffsetTable[opnum],
true,
responseStub,
paramList))
{
IntPtr pReturnAuthenticatorOut = outParamList[3];
ReturnAuthenticator = TypeMarshal.ToNullableStruct<_NETLOGON_AUTHENTICATOR>(pReturnAuthenticatorOut);
IntPtr pValidationInformation = outParamList[7];
ValidationInformation = TypeMarshal.ToNullableStruct<_NETLOGON_VALIDATION>(
pValidationInformation,
ValidationLevel,
null,
null);
Authoritative = TypeMarshal.ToNullableStruct<byte>(outParamList[8]);
ExtraFlags = TypeMarshal.ToNullableStruct<uint>(outParamList[9]);
retVal = outParamList[10].ToInt32();
}
pLogonServer.Dispose();
pComputerName.Dispose();
pAuthenticator.Dispose();
pReturnAuthenticatorIn.Dispose();
pLogonInformation.Dispose();
pExtraFlags.Dispose();
return (NtStatus)retVal;
}
/// <summary>
/// Send KERB_VERIFY_PAC_REQUEST message to DC through generic pass-through mechanism
/// </summary>
/// <param name="serverSignature">Server Signature in the privilege attribute certificate (PAC)</param>
/// <param name="kdcSignature">Key Distribution Center (KDC) Signature in the PAC</param>
/// <returns></returns>
public Status GenerateKerberosValidationRequest(
PAC_SIGNATURE_DATA serverSignature,
PAC_SIGNATURE_DATA kdcSignature)
{
_NETLOGON_LOGON_INFO_CLASS logonLevel = _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation;
_NETLOGON_VALIDATION_INFO_CLASS validationLevel = _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationGenericInfo2;
//Get Kerberos Request
KERB_VERIFY_PAC_REQUEST kerberosReq = ApdsUtility.CreateKerbVerifyPacRequest(serverSignature, kdcSignature);
//Create digest validation logon info
_NETLOGON_LEVEL netlogonLevel = ApdsUtility.CreatePacLogonInfo(
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
PrimaryDomainDnsName,
DomainAdministratorName,
PDCNetbiosName,
kerberosReq);
//Create Secure Channel
EstablishSecureChannel();
//Client calls EncryptNetlogonLevel
_NETLOGON_LEVEL encryptedLogonLevel = nrpcClient.EncryptNetlogonLevel(
(_NETLOGON_LOGON_INFO_CLASS)logonLevel,
netlogonLevel);
//Client calls NetrLogonSamLogonEx
_NETLOGON_VALIDATION?validationInfomation;
byte?authoritative;
NrpcNetrLogonSamLogonExtraFlags?extraFlags = NrpcNetrLogonSamLogonExtraFlags.None;
result = nrpcClient.NetrLogonSamLogonEx(
nrpcClient.Handle,
sutComputerName,
clientComputerName,
logonLevel,
encryptedLogonLevel,
validationLevel,
out validationInfomation,
out authoritative,
ref extraFlags);
// Whether this method use pass-through mechanism or not.
bool isPassThroughMethod = false;
//Kerberos PAC validation SHOULD use the generic pass-through mechanism ([MS-NRPC] section 3.2.4.1).
//For generic pass-through, the LogonLevel is 4(NetlogonGenericInformation) as defined in [MS-NRPC] section 3.2.4.1.
//So when the LogonLevel is 4, we can say that NRPC pass-through authentication method is used.
if ((int)logonLevel == 4)
{
isPassThroughMethod = true;
}
Site.CaptureRequirementIfIsTrue(
isPassThroughMethod,
5,
@"For domain support, authentication protocols MUST use an NRPC pass-through authentication
([MS-NRPC] section 3.2) method with parameters determined by the authentication protocol being
used[to return the response structures to member server].");
Site.CaptureRequirementIfAreEqual <int>(
5,
(int)validationLevel,
402,
@"The encoded data SHOULD be sent by using the generic pass-through mechanism ([MS-NRPC] section 3.2.4.1).");
if (result == NtStatus.STATUS_SUCCESS)
{
Site.CaptureRequirementIfIsNull(validationInfomation.Value.ValidationGeneric2[0].ValidationData, 403,
@"If the checksum is verified, the DC MUST return STATUS_SUCCESS. There is no return message.");
}
return((Status)result);
}
/// <summary>
/// Decodes the request stub, and fills the fields of the class
/// </summary>
/// <param name="sessionContext">The session context of the request received</param>
/// <param name="requestStub">The request stub got from RPCE layer</param>
internal override void Decode(NrpcServerSessionContext sessionContext, byte[] requestStub)
{
using (RpceInt3264Collection outParamList = RpceStubDecoder.ToParamList(
RpceStubHelper.GetPlatform(),
NrpcRpcStubFormatString.TypeFormatString,
new RpceStubExprEval[] {
new RpceStubExprEval(NrpcRpcAdapter.logon__NETLOGON_DELTA_USERExprEval_0000) },
NrpcRpcStubFormatString.ProcFormatString,
NrpcRpcStubFormatString.ProcFormatStringOffsetTable[(int)Opnum],
false,
requestStub))
{
LogonServer = Marshal.PtrToStringUni(outParamList[0]);
ComputerName = Marshal.PtrToStringUni(outParamList[1]);
Authenticator = TypeMarshal.ToNullableStruct<_NETLOGON_AUTHENTICATOR>(outParamList[2]);
ReturnAuthenticator = TypeMarshal.ToNullableStruct<_NETLOGON_AUTHENTICATOR>(outParamList[3]);
LogonLevel = (_NETLOGON_LOGON_INFO_CLASS)outParamList[4].ToInt32();
LogonInformation = TypeMarshal.ToNullableStruct<_NETLOGON_LEVEL>(outParamList[5], LogonLevel, null, null);
ValidationLevel = (_NETLOGON_VALIDATION_INFO_CLASS)outParamList[6].ToInt32();
ExtraFlags = TypeMarshal.ToNullableStruct<uint>(outParamList[9]);
}
}
/// <summary>
/// Send NTLM request message to DC for validation.
/// </summary>
/// <param name="logonLevel">Indicates the logon level.</param>
/// <param name="accountInfo">Indicates whether this account is valid in DC validation.</param>
/// <param name="isAccessCheckSuccess">Indicates whether the access checked success.</param>
/// <param name="validationLevel">Indicates the validation level.</param>
/// <returns>Indicates the result status of DC response.</returns>
public Status NTLMLogon(
_NETLOGON_LOGON_INFO_CLASS logonLevel,
AccountInformation accountInfo,
Boolean isAccessCheckSuccess,
_NETLOGON_VALIDATION_INFO_CLASS validationLevel)
{
//Compute the password
GenerateCurrentCredentials(accountInfo);
//Create Secure Channel
EstablishSecureChannel();
_NETLOGON_LEVEL netLogonLevel = new _NETLOGON_LEVEL();
if (logonLevel == _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveInformation)
{
//Fill InteractiveInfo
netLogonLevel = ApdsUtility.CreateNlmpInteractiveLogonInfo(
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
sutTrustDomainName,
currentUserName,
currentPassword,
sutComputerName);
}
else if (logonLevel == _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation)
{
//Fill Netlogon_Network_Info
if (accountInfo == AccountInformation.ManagedServiceAccount)
{
netLogonLevel = nrpcClient.CreateNetlogonLevel(
_NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation,
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
sutDomainName, // managed service account is created in the local domain
currentUserName,
currentPassword);
}
else
{
netLogonLevel = nrpcClient.CreateNetlogonLevel(
_NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation,
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
sutTrustDomainName,
currentUserName,
currentPassword);
}
}
_NETLOGON_LEVEL encryptedLogonLevel = nrpcClient.EncryptNetlogonLevel(
logonLevel,
netLogonLevel);
byte?authoritative;
_NETLOGON_VALIDATION? validationInformation = new _NETLOGON_VALIDATION();
NrpcNetrLogonSamLogonExtraFlags?extraFlags = NrpcNetrLogonSamLogonExtraFlags.None;
result = nrpcClient.NetrLogonSamLogonEx(
nrpcClient.Handle,
sutComputerName,
clientComputerName,
logonLevel,
encryptedLogonLevel,
validationLevel,
out validationInformation,
out authoritative,
ref extraFlags);
// Whether this method use pass-through mechanism or not.
bool isPassThroughMethod = false;
//
//For NTLM pass-through, the LogonLevel is 1(NetlogonInteractiveInformation) or 2(NetlogonNetworkInformation)
//based on Interactive Logono and Network Logon,as defined in [MS-APDS] section 3.1.5.1 and section 3.1.5.2.
//So when the LogonLevel is 1 or 2, we can say that NRPC pass-through authentication method is used.
//
if ((int)logonLevel == 1 || (int)logonLevel == 2)
{
isPassThroughMethod = true;
}
//
//Verify MS-APDS requirment:MS-APDS_R5
//
Site.CaptureRequirementIfIsTrue(
isPassThroughMethod,
5,
@"For domain support, authentication protocols MUST use an NRPC pass-through authentication
([MS-NRPC] section 3.2) method with parameters determined by the authentication protocol being
used[to return the response structures to member server].");
//
//Verify MS-APDS requirment:MS-APDS_R118
//if isPassThroughMethod is true, this requirement can be verified.
//
Site.CaptureRequirementIfIsTrue(
isPassThroughMethod,
118,
@"NT LAN Manager (NTLM) interactive logon and network logon MUST receive the authentication
response sequence by contacting the DC using an NRPC pass-through authentication method .");
if (result == NtStatus.STATUS_SUCCESS)
{
if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo4)
{
VerifyNTLMDataStructure(validationLevel, logonLevel);
VerifyMessageSyntxNTLMValidV4Resp(
validationInformation.Value.ValidationSam4[0].UserSessionKey.data[0].data,
validationInformation.Value.ValidationSam4[0].EffectiveName.ToString());
}
else if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo2)
{
VerifyNTLMDataStructure(validationLevel, logonLevel);
}
else if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo)
{
VerifyNTLMDataStructure(validationLevel, logonLevel);
}
}
return((Status)result);
}
/// <summary>
/// Send Digest request message to DC, and validate the credentials.
/// </summary>
/// <param name="isValidationSuccess">Indicates whether the validation from server will be success.</param>
/// <param name="digestType">Indicates the DigestType field of the request.</param>
/// <param name="algType">Indicates the AlgType field of the request.</param>
/// <param name="ignoredFields">It indicates the fields that should be ignored by DC in DIGEST_VALIDATION_REQ.</param>
/// <returns>Indicates the result status of DC response.</returns>
public Status GenerateDigestRequest(
Boolean isValidationSuccess,
AccountInformation accountInfo,
DigestType_Values digestType,
AlgType_Values algType,
IgnoredFields ignoredFields)
{
DIGEST_VALIDATION_REQ digestReq;
_NETLOGON_LOGON_INFO_CLASS logonLevel = _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation;
_NETLOGON_VALIDATION_INFO_CLASS validationLevel = _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationGenericInfo2;
//Compute the password
GenerateCurrentCredentials(accountInfo);
//Get Digest Request
GetDigestRequest(digestType, algType, ignoredFields, out digestReq);
//Create digest validation logon info
_NETLOGON_LEVEL netlogonLevel = ApdsUtility.CreateDpspLogonInfo(
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
digestReq);
//Create Secure Channel
EstablishSecureChannel();
//Client calls EncryptNetlogonLevel
_NETLOGON_LEVEL encryptedLogonLevel = nrpcClient.EncryptNetlogonLevel(
(_NETLOGON_LOGON_INFO_CLASS)logonLevel,
netlogonLevel);
//Client calls NetrLogonSamLogonEx
_NETLOGON_VALIDATION?validationInfomation;
byte?authoritative;
NrpcNetrLogonSamLogonExtraFlags?extraFlags = NrpcNetrLogonSamLogonExtraFlags.None;
result = nrpcClient.NetrLogonSamLogonEx(
nrpcClient.Handle,
sutComputerName,
clientComputerName,
logonLevel,
encryptedLogonLevel,
validationLevel,
out validationInfomation,
out authoritative,
ref extraFlags);
// Whether this method use pass-through mechanism or not.
bool isPassThroughMethod = false;
//
//The Digest validation protocol SHOULD use the generic pass-through mechanism.
//For generic pass-through, the LogonLevel is 4(NetlogonGenericInformation) as defined in [MS-NRPC] section 3.2.4.1.
//So when the LogonLevel is 4, we can say that NRPC pass-through authentication method is used.
//
if ((int)logonLevel == 4)
{
isPassThroughMethod = true;
}
//
//Verify MS-APDS requirment:MS-APDS_R5
//
Site.CaptureRequirementIfIsTrue(
isPassThroughMethod,
5,
@"For domain support, authentication protocols MUST use an NRPC pass-through authentication
([MS-NRPC] section 3.2) method with parameters determined by the authentication protocol being
used[to return the response structures to member server].");
//
//Verify MS-APDS requirment:MS-APDS_R15
//
Site.CaptureRequirementIfAreEqual <int>(
5,
(int)validationLevel,
15,
@"Digest response messages MUST be encoded as opaque blobs and transported
by the generic pass-through capability of Netlogon.");
//
//Configured in PTFConfig file,default SHOULD to true and MAY to false.
//
string isR169Implemented = "true";
//
//Check OS version
//
if (isWindows)
{
//
//Verify MS-APDS requirment:MS-APDS_R100169
//
Site.CaptureRequirementIfAreEqual <int>(
5,
(int)validationLevel,
100169,
@"In Windows, the Digest validation protocol uses the generic pass-through mechanism.");
if (null == isR169Implemented)
{
Site.Properties.Add("R169Implemented", Boolean.TrueString);
isR169Implemented = Boolean.TrueString;
}
}
if (null != isR169Implemented)
{
bool implSigns = Boolean.Parse(isR169Implemented);
bool isSatisfied = ((int)_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationGenericInfo2 == 5);
//
//Verify MS-APDS requirment:MS-APDS_R169
//
Site.CaptureRequirementIfAreEqual <Boolean>(
implSigns,
isSatisfied,
169,
string.Format(@"The Digest validation protocol SHOULD use the generic pass-through mechanism.
This requirement is {0} implemented.", implSigns ? "" : "not"));
}
byte[] buf;
bool isDigestResStructure = true;
DIGEST_VALIDATION_RESP digestValidationResponse = new DIGEST_VALIDATION_RESP();
// Judge whether the digest response is exist, validationData is response point.
// if validationData equals 0, no response return from NRPC.
if (validationInfomation.Value.ValidationGeneric2 == null)
{
isDigestResStructure = false;
}
else
{
// decrypt validation info
buf = NrpcUtility.DecryptBuffer(
(nrpcClient.Context.NegotiateFlags & NrpcNegotiateFlags.SupportsAESAndSHA2) == NrpcNegotiateFlags.SupportsAESAndSHA2,
nrpcClient.Context.SessionKey,
validationInfomation.Value.ValidationGeneric2[0].ValidationData);
_NETLOGON_VALIDATION decryptValidationInfo = new _NETLOGON_VALIDATION();
decryptValidationInfo.ValidationGeneric2 = new _NETLOGON_VALIDATION_GENERIC_INFO2[1];
decryptValidationInfo.ValidationGeneric2[0].ValidationData = buf;
digestValidationResponse =
ApdsUtility.ConvertDataToDigestValidationResponse(decryptValidationInfo);
VerifyMessageSyntaxDigestValidCredential(digestValidationResponse, validationLevel, (uint)buf.Length);
}
if (result != NtStatus.STATUS_SUCCESS)
{
//
//Verify MS-APDS requirment:MS-APDS_R292
//
Site.CaptureRequirementIfIsFalse(
isDigestResStructure,
292,
"[If unsuccessful]It[DC] MUST NOT send back the DIGEST_VALIDATION_RESP message.");
VerifyMessageSyntxDigestInvalidResp((uint)result, digestValidationResponse.AuthDataSize);
}
return((Status)result);
}
/// <summary>
/// Verify response data structure for NTLM is NetlogonValidationSamInfo2 or NetlogonValidationSamInfo4
/// </summary>
/// <param name="validationLevel">request validation data structure level</param>
/// <param name="logonLevel">request logon level</param>
private void VerifyNTLMDataStructure(
_NETLOGON_VALIDATION_INFO_CLASS validationLevel,
_NETLOGON_LOGON_INFO_CLASS logonLevel)
{
if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo)
{
//
//Verify MS-APDS requirment:MS-APDS_R100136
//
Site.CaptureRequirementIfAreEqual <_NETLOGON_VALIDATION_INFO_CLASS>(
_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo,
validationLevel,
100136,
@"If there is a successful match[the local copy of password matches with the one sent in the
request ], the domain controller MUST return data with ValidationInformation containing a reference
to NETLOGON_VALIDATION_SAM_INFO ([MS-NRPC] section 2.2.1.4.11), if the ValidationLevel in the
request is NetlogonValidationSamInfo.");
}
if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo2)
{
//
//Verify MS-APDS requirment:MS-APDS_R136
//this capture function is invoked when the return value is success,
//It means that the local copy of password must match with the one sent in the request
//
Site.CaptureRequirementIfAreEqual <_NETLOGON_VALIDATION_INFO_CLASS>(
_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo2,
validationLevel,
136,
@"If the local copy of password matches with the one sent in the request, and the ValidationLevel in
the request is NetlogonValidationSamInfo2, then domain controller MUST return data with ValidationInformation
containing a reference to NETLOGON_VALIDATION_SAM_INFO2.");
}
if (validationLevel == _NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo4)
{
//
//Verify MS-APDS requirment:MS-APDS_R135
//
Site.CaptureRequirementIfAreEqual <_NETLOGON_VALIDATION_INFO_CLASS>(
_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo4,
validationLevel,
135,
@"If the local copy of password matches with the one sent in the request, and the ValidationLevel
in the request is NetlogonValidationSamInfo4, then domain controller MUST return data with
ValidationInformation containing a reference to NETLOGON_VALIDATION_SAM_INFO4.");
//
//Verify MS-APDS requirment:MS-APDS_R122
//
Site.CaptureRequirementIfAreEqual <_NETLOGON_VALIDATION_INFO_CLASS>(
_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo4,
validationLevel,
122,
@"The DC MUST send the NETLOGON_VALIDATION_SAM_INFO4 structures back to the NTLM server");
if (logonLevel == _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation)
{
//
//Configured in PTFConfig file,default SHOULD to true and MAY to false.
//
string isR120Implemented = "true";
//
//Check OS version
//
if (isWindows)
{
//
//Verify MS-APDS requirment:MS-APDS_R100120
//
Site.CaptureRequirementIfAreEqual <int>(
6,
(int)validationLevel,
100120,
@"In Windows, in NTLM Network logon, NETLOGON_VALIDATION_SAM_INFO4 data structures are
returned by the server.");
if (null == isR120Implemented)
{
Site.Properties.Add("R120Implemented", Boolean.TrueString);
isR120Implemented = Boolean.TrueString;
}
}
if (null != isR120Implemented)
{
bool implSigns = Boolean.Parse(isR120Implemented);
bool isSatisfied = ((int)_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo4 == 6);
//
//Verify MS-APDS requirment:MS-APDS_R120
//
Site.CaptureRequirementIfAreEqual <Boolean>(
implSigns,
isSatisfied,
120,
string.Format(@"In NTLM Network logon, NETLOGON_VALIDATION_SAM_INFO4 data structures SHOULD be returned
by the server. This requirement is {0} implemented.", implSigns? "":"not"));
}
}
}
}
public void NRPC_Traditional05_VerifyOutOfSequenceMessage()
{
PlatformType platform;
HRESULT result = HRESULT.ERROR_SUCCESS;
Site.Log.Add(LogEntryKind.Comment, "Call GetPlatform");
nrpcServerAdapter.GetPlatform(out platform);
Site.Log.Add(LogEntryKind.Comment, "Return GetPlatform(out {0})", platform);
Site.Log.Add(LogEntryKind.Comment, "Call ConfigServer");
nrpcServerSutControlAdapter.ConfigServer(true, false);
Site.Log.Add(LogEntryKind.Comment, "Return ConfigServer");
NrpcServerAdapter adapter = new NrpcServerAdapter();
adapter.Initialize(Site);
using (this.nrpcClient = NrpcClient.CreateNrpcClient(adapter.PrimaryDomainDnsName))
{
this.nrpcClient.Context.NegotiateFlags = (NrpcNegotiateFlags)NrpcServerAdapter.NegotiateFlags;
MachineAccountCredential machineCredential = new MachineAccountCredential(
adapter.PrimaryDomainDnsName,
adapter.ENDPOINTNetbiosName,
adapter.ENDPOINTPassword);
NrpcClientSecurityContext secuContext = new NrpcClientSecurityContext(
adapter.PrimaryDomainDnsName,
adapter.PDCNetbiosName,
machineCredential,
true,
this.nrpcClient.Context.NegotiateFlags);
AccountCredential accountCredential = new AccountCredential(
adapter.PrimaryDomainDnsName,
adapter.DomainAdministratorName,
adapter.DomainUserPassword);
try
{
this.nrpcClient.BindOverNamedPipe(
adapter.PDCNetbiosName,
accountCredential,
secuContext,
adapter.timeOut);
}
catch (Exception e)
{
Site.Log.Add(LogEntryKind.Debug, "Failed to bind NamedPipe to " + adapter.PDCNetbiosName + "due to reason: " + e.Message);
Site.Assert.Fail("Failed on init NRPC client on transport NamedPipe");
}
this.nrpcClient.Context.SequenceNumber++;
_NETLOGON_LOGON_INFO_CLASS logonLevelInfoClass = _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveInformation;
_NETLOGON_LEVEL logonLevel = this.nrpcClient.CreateNetlogonLevel(
logonLevelInfoClass,
NrpcParameterControlFlags.AllowLogonWithComputerAccount,
adapter.PrimaryDomainDnsName,
adapter.DomainAdministratorName,
adapter.DomainUserPassword);
// Client calls EncryptNetlogonLevel
_NETLOGON_LEVEL?encryptedLogonLevel = this.nrpcClient.EncryptNetlogonLevel(
logonLevelInfoClass,
logonLevel);
_NETLOGON_AUTHENTICATOR?serverAuthenticator = this.nrpcClient.CreateEmptyNetlogonAuthenticator();
_NETLOGON_AUTHENTICATOR?clientAuthenticator = this.nrpcClient.ComputeNetlogonAuthenticator();
_NETLOGON_VALIDATION? validationInfomation = null;
byte?authoritative = null;
try
{
result = (HRESULT)this.nrpcClient.NetrLogonSamLogon(
adapter.PDCNetbiosName,
adapter.ENDPOINTNetbiosName,
clientAuthenticator,
ref serverAuthenticator,
logonLevelInfoClass,
encryptedLogonLevel,
_NETLOGON_VALIDATION_INFO_CLASS.NetlogonValidationSamInfo2,
out validationInfomation,
out authoritative);
}
catch (InvalidOperationException e)
{
result = (HRESULT)int.Parse(e.Message, CultureInfo.InvariantCulture);
}
// If the sequence number in security context is out of sequence, the server will return an error message.
Site.CaptureRequirementIfAreNotEqual <HRESULT>(
HRESULT.ERROR_SUCCESS,
result,
853,
@"[In Receiving an Initial Netlogon Signature Token, The following steps are
performed to verify the data and to decrypt with AES if negotiated, otherwise
RC4 if required: in step 7: ] If these two [SequenceNumber and CopySeqNumber ]
do not match, an error is returned indicating that out-of-sequence data was received.");
}
}
/// <summary>
/// Create an instance of NETLOGON_LEVEL structure
/// based on logonLevel parameter passed to the method.<para/>
/// This method only supports logonLevel equals to
/// NetlogonInteractiveInformation or
/// NetlogonNetworkInformation or
/// NetlogonServiceInformation or
/// NetlogonInteractiveTransitiveInformation or
/// NetlogonNetworkTransitiveInformation or
/// NetlogonServiceTransitiveInformation.
/// </summary>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure, as specified in section 2.2.1.4.16,
/// that specifies the type of the logon information.
/// This method only supports logonLevel equals to
/// NetlogonInteractiveInformation or
/// NetlogonNetworkInformation or
/// NetlogonServiceInformation or
/// NetlogonInteractiveTransitiveInformation or
/// NetlogonNetworkTransitiveInformation or
/// NetlogonServiceTransitiveInformation.
/// </param>
/// <param name="parameterControl">
/// A set of bit flags that contain information pertaining
/// to the logon validation processing.
/// </param>
/// <param name="domainName">
/// Contains the NetBIOS name of the domain of the account.
/// </param>
/// <param name="userName">
/// Contains the name of the user.
/// </param>
/// <param name="password">
/// The password.
/// </param>
/// <returns>
/// Created but not-yet-encrypted NETLOGON_LEVEL structure.
/// </returns>
/// <exception cref="ArgumentException">
/// Thrown when logonLevel is not supported by the method.
/// </exception>
public _NETLOGON_LEVEL CreateNetlogonLevel(
_NETLOGON_LOGON_INFO_CLASS logonLevel,
NrpcParameterControlFlags parameterControl,
string domainName,
string userName,
string password)
{
_NETLOGON_LEVEL netlogonLevel = new _NETLOGON_LEVEL();
byte[] lmOwf;
byte[] ntOwf;
byte[] lmChallenge;
byte[] ntChallengeResponse;
byte[] lmChallengeResponse;
//Identity: A NETLOGON_LOGON_IDENTITY_INFO structure, as specified in section 2.2.1.4.15,
//that contains information about the logon identity.
_NETLOGON_LOGON_IDENTITY_INFO identityInfo = NrpcUtility.CreateNetlogonIdentityInfo(
parameterControl,
domainName,
userName,
context.ClientComputerName);
switch (logonLevel)
{
case _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveInformation:
//LmOwfPassword: LM_OWF_PASSWORD structure, as specified in section 2.2.1.1.3,
//that contains the LMOWFv1 of a password.
//LMOWFv1 is specified in NTLM v1 Authentication in [MS-NLMP] section 3.3.1.
lmOwf = NlmpUtility.LmOWF(NlmpVersion.v1, domainName, userName, password);
//NtOwfPassword: An NT_OWF_PASSWORD structure, as specified in section 2.2.1.1.4,
//that contains the NTOWFv1 of a password.
//NTOWFv1 is specified in NTLM v1 Authentication in [MS-NLMP] section 3.3.1.
ntOwf = NlmpUtility.NtOWF(NlmpVersion.v1, domainName, userName, password);
netlogonLevel.LogonInteractive = new _NETLOGON_INTERACTIVE_INFO[1];
netlogonLevel.LogonInteractive[0].Identity = identityInfo;
netlogonLevel.LogonInteractive[0].LmOwfPassword = new _LM_OWF_PASSWORD();
netlogonLevel.LogonInteractive[0].LmOwfPassword.data = NrpcUtility.CreateCypherBlocks(lmOwf);
netlogonLevel.LogonInteractive[0].NtOwfPassword = new _NT_OWF_PASSWORD();
netlogonLevel.LogonInteractive[0].NtOwfPassword.data = NrpcUtility.CreateCypherBlocks(ntOwf);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation:
//LmChallenge: LM_CHALLENGE structure, as specified in section 2.2.1.4.1,
//that contains the network authentication challenge.
//For details about challenges, see [MS-NLMP].
lmChallenge = NrpcUtility.GenerateNonce(NrpcUtility.NL_CREDENTIAL_LENGTH);
//NtChallengeResponse: String that contains the NT response (see [MS-NLMP])
//to the network authentication challenge.
lmOwf = NlmpUtility.GetResponseKeyLm(NlmpVersion.v1, domainName, userName, password);
lmChallengeResponse = NlmpUtility.DESL(lmOwf, lmChallenge);
//LmChallengeResponse: String that contains the LAN Manager response
//(see [MS-NLMP]) to the network authentication challenge.
ntOwf = NlmpUtility.GetResponseKeyNt(NlmpVersion.v1, domainName, userName, password);
ntChallengeResponse = NlmpUtility.DESL(ntOwf, lmChallenge);
netlogonLevel.LogonNetwork = new _NETLOGON_NETWORK_INFO[1];
netlogonLevel.LogonNetwork[0].Identity = identityInfo;
netlogonLevel.LogonNetwork[0].LmChallenge = new LM_CHALLENGE();
netlogonLevel.LogonNetwork[0].LmChallenge.data = lmChallenge;
netlogonLevel.LogonNetwork[0].LmChallengeResponse = NrpcUtility.CreateString(lmChallengeResponse);
netlogonLevel.LogonNetwork[0].NtChallengeResponse = NrpcUtility.CreateString(ntChallengeResponse);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonServiceInformation:
//LmOwfPassword: LM_OWF_PASSWORD structure, as specified in section 2.2.1.1.3,
//that contains the LMOWFv1 of a password.
//LMOWFv1 is specified in NTLM v1 Authentication in [MS-NLMP] section 3.3.1.
lmOwf = NlmpUtility.LmOWF(NlmpVersion.v1, domainName, userName, password);
//NtOwfPassword: NT_OWF_PASSWORD structure, as specified in section 2.2.1.1.4,
//that contains the NTOWFv1 of a password.
//NTOWFv1 is specified in NTLM v1 Authentication in [MS-NLMP] section 3.3.1.
ntOwf = NlmpUtility.NtOWF(NlmpVersion.v1, domainName, userName, password);
netlogonLevel.LogonService = new _NETLOGON_SERVICE_INFO[1];
netlogonLevel.LogonService[0].Identity = identityInfo;
netlogonLevel.LogonService[0].LmOwfPassword = new _LM_OWF_PASSWORD();
netlogonLevel.LogonService[0].LmOwfPassword.data = NrpcUtility.CreateCypherBlocks(lmOwf);
netlogonLevel.LogonService[0].NtOwfPassword = new _NT_OWF_PASSWORD();
netlogonLevel.LogonService[0].NtOwfPassword.data = NrpcUtility.CreateCypherBlocks(ntOwf);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveTransitiveInformation:
lmOwf = NlmpUtility.LmOWF(NlmpVersion.v1, domainName, userName, password);
ntOwf = NlmpUtility.NtOWF(NlmpVersion.v1, domainName, userName, password);
netlogonLevel.LogonInteractiveTransitive = new _NETLOGON_INTERACTIVE_INFO[1];
netlogonLevel.LogonInteractiveTransitive[0].Identity = identityInfo;
netlogonLevel.LogonInteractiveTransitive[0].LmOwfPassword = new _LM_OWF_PASSWORD();
netlogonLevel.LogonInteractiveTransitive[0].LmOwfPassword.data
= NrpcUtility.CreateCypherBlocks(lmOwf);
netlogonLevel.LogonInteractiveTransitive[0].NtOwfPassword = new _NT_OWF_PASSWORD();
netlogonLevel.LogonInteractiveTransitive[0].NtOwfPassword.data
= NrpcUtility.CreateCypherBlocks(ntOwf);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkTransitiveInformation:
lmChallenge = NrpcUtility.GenerateNonce(NrpcUtility.NL_CREDENTIAL_LENGTH);
lmOwf = NlmpUtility.GetResponseKeyLm(NlmpVersion.v1, domainName, userName, password);
lmChallengeResponse = NlmpUtility.DESL(lmOwf, lmChallenge);
ntOwf = NlmpUtility.GetResponseKeyNt(NlmpVersion.v1, domainName, userName, password);
ntChallengeResponse = NlmpUtility.DESL(ntOwf, lmChallenge);
netlogonLevel.LogonNetworkTransitive = new _NETLOGON_NETWORK_INFO[1];
netlogonLevel.LogonNetworkTransitive[0].Identity = identityInfo;
netlogonLevel.LogonNetworkTransitive[0].LmChallenge = new LM_CHALLENGE();
netlogonLevel.LogonNetworkTransitive[0].LmChallenge.data = lmChallenge;
netlogonLevel.LogonNetworkTransitive[0].LmChallengeResponse
= NrpcUtility.CreateString(lmChallengeResponse);
netlogonLevel.LogonNetworkTransitive[0].NtChallengeResponse
= NrpcUtility.CreateString(ntChallengeResponse);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonServiceTransitiveInformation:
lmOwf = NlmpUtility.LmOWF(NlmpVersion.v1, domainName, userName, password);
ntOwf = NlmpUtility.NtOWF(NlmpVersion.v1, domainName, userName, password);
netlogonLevel.LogonServiceTransitive = new _NETLOGON_SERVICE_INFO[1];
netlogonLevel.LogonServiceTransitive[0].Identity = identityInfo;
netlogonLevel.LogonServiceTransitive[0].LmOwfPassword = new _LM_OWF_PASSWORD();
netlogonLevel.LogonServiceTransitive[0].LmOwfPassword.data = NrpcUtility.CreateCypherBlocks(lmOwf);
netlogonLevel.LogonServiceTransitive[0].NtOwfPassword = new _NT_OWF_PASSWORD();
netlogonLevel.LogonServiceTransitive[0].NtOwfPassword.data = NrpcUtility.CreateCypherBlocks(ntOwf);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation:
default:
throw new ArgumentException("logonLevel is not supported by the method.", "logonLevel");
}
return netlogonLevel;
}
public _NETLOGON_LEVEL CreateNetlogonLevel(
_NETLOGON_LOGON_INFO_CLASS logonLevel,
string logonDomainName,
NrpcParameterControlFlags parameterControl,
string userName,
string workstation,
string packageName,
byte[] logonData)
{
if (logonLevel != _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation)
{
throw new ArgumentException("logonLevel is not supported by the method.", "logonLevel");
}
_NETLOGON_LEVEL netlogonLevel = new _NETLOGON_LEVEL();
netlogonLevel.LogonGeneric = new _NETLOGON_GENERIC_INFO[1];
netlogonLevel.LogonGeneric[0].Identity = new _NETLOGON_LOGON_IDENTITY_INFO();
netlogonLevel.LogonGeneric[0].Identity.LogonDomainName = DtypUtility.ToRpcUnicodeString(logonDomainName);
netlogonLevel.LogonGeneric[0].Identity.ParameterControl = (uint)parameterControl;
netlogonLevel.LogonGeneric[0].Identity.UserName = DtypUtility.ToRpcUnicodeString(userName);
netlogonLevel.LogonGeneric[0].Identity.Workstation = DtypUtility.ToRpcUnicodeString(workstation);
netlogonLevel.LogonGeneric[0].Identity.Reserved = DtypUtility.ToOldLargeInteger(0);
netlogonLevel.LogonGeneric[0].PackageName = DtypUtility.ToRpcUnicodeString(packageName);
netlogonLevel.LogonGeneric[0].DataLength = (uint)logonData.Length;
netlogonLevel.LogonGeneric[0].LogonData = logonData;
return netlogonLevel;
}
/// <summary>
/// The NetrLogonSamLogonWithFlags method Supported in windows_xpwindows_server_2003,
/// windows_vista, windows_server_2008, windows_7, and
/// windows_server_7. handles logon requests for the SAM
/// accounts. Opnum: 45
/// </summary>
/// <param name="logonServer">
/// The custom RPC binding handle.
/// </param>
/// <param name="computerName">
/// The Unicode string that contains the NetBIOS name of
/// the client computer calling this method.
/// </param>
/// <param name="authenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the client authenticator.
/// </param>
/// <param name="returnAuthenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the server return
/// authenticator.
/// </param>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure,
/// that specifies the type of logon information
/// passed in the LogonInformation parameter.
/// </param>
/// <param name="logonInformation">
/// A pointer to a NETLOGON_LEVEL structure,
/// that describes the logon request information.
/// </param>
/// <param name="validationLevel">
/// A NETLOGON_VALIDATION_INFO_CLASS enumerated type,
/// that contains the validation
/// level requested by the client.
/// </param>
/// <param name="validationInformation">
/// A pointer to a NETLOGON_VALIDATION structure,
/// that describes the user validation information
/// returned to the client. The type of the NETLOGON_VALIDATION
/// used is determined by the value of the ValidationLevel
/// parameter.
/// </param>
/// <param name="authoritative">
/// A pointer to a char value representing a Boolean condition.
/// FALSE is indicated by the value 0x00; TRUE SHOULD be
/// indicated by the value 0x01 and MAY also be indicated
/// by any nonzero value. Windows uses the value of 0x01
/// as the representation of TRUE and 0x00 for FALSE. This
/// Boolean value indicates whether the validation information
/// is final. This field is necessary because the request
/// might be forwarded through multiple servers. A value
/// of TRUE indicates that the validation information is
/// final and MUST remain unchanged.
/// </param>
/// <param name="extraFlags">
/// A pointer to a set of bit flags that specify delivery
/// settings. A flag is TRUE (or set) if its value is equal
/// to 1. The value is constructed from zero or more bit
/// flags from the following table.
/// </param>
/// <returns>
/// The method returns 0x00000000 on success;
/// otherwise, it returns a nonzero error code.
/// </returns>
public NtStatus NetrLogonSamLogonWithFlags(
string logonServer,
string computerName,
_NETLOGON_AUTHENTICATOR? authenticator,
ref _NETLOGON_AUTHENTICATOR? returnAuthenticator,
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL? logonInformation,
_NETLOGON_VALIDATION_INFO_CLASS validationLevel,
out _NETLOGON_VALIDATION? validationInformation,
out byte? authoritative,
ref NrpcNetrLogonSamLogonExtraFlags? extraFlags)
{
uint? flags = (uint?)extraFlags;
NtStatus status = rpc.NetrLogonSamLogonWithFlags(
logonServer,
computerName,
authenticator,
ref returnAuthenticator,
logonLevel,
logonInformation,
validationLevel,
out validationInformation,
out authoritative,
ref flags);
context.ConnectionStatus = status;
extraFlags = (NrpcNetrLogonSamLogonExtraFlags?)flags;
return status;
}
/// <summary>
/// The NetrLogonSamLogonEx method Supported in windows_2000_server,
/// windows_xp, windows_server_2003, windows_vista, windows_server_2008,
/// windows_7, and windows_server_7. provides an extension
/// to NetrLogonSamLogon that accepts an extra flags parameter
/// and uses Secure RPC ([MS-RPCE]) instead of
/// Netlogon authenticators. This method handles logon
/// requests for the SAM accounts and allows for generic
/// pass-through authentication.
/// For more information about fields and structures
/// used by Netlogon pass-through methods.
/// Opnum: 39
/// </summary>
/// <param name="contextHandle">
/// A primitive RPC handle that identifies a particular
/// client/server binding.
/// </param>
/// <param name="logonServer">
/// The null-terminated Unicode string that contains the
/// NetBIOS name of the server that will handle the logon
/// request.
/// </param>
/// <param name="computerName">
/// The null-terminated Unicode string that contains the
/// NetBIOS name of the client computer sending the logon
/// request.
/// </param>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure,
/// that specifies the type of the logon information
/// passed in the LogonInformation parameter.
/// </param>
/// <param name="logonInformation">
/// A pointer to a NETLOGON_LEVEL structure,
/// that describes the logon request information.
/// </param>
/// <param name="validationLevel">
/// A NETLOGON_VALIDATION_INFO_CLASS enumerated type,
/// that contains the validation
/// level requested by the client.
/// </param>
/// <param name="validationInformation">
/// A pointer to a NETLOGON_VALIDATION structure,
/// that describes the user validation information
/// returned to the client. The type of the NETLOGON_VALIDATION
/// used is determined by the value of the ValidationLevel
/// parameter.
/// </param>
/// <param name="authoritative">
/// A pointer to a char value that represents a Boolean
/// condition. FALSE is indicated by the value 0x00, and
/// TRUE SHOULDwindows uses the value 0x01 as the representation
/// of TRUE and 0x00 for FALSE. be indicated by the value
/// 0x01 and MAY also be indicated by any nonzero value.
/// This Boolean value indicates whether the validation
/// information is final. This field is necessary because
/// the request might be forwarded through multiple servers.
/// The value TRUE indicates that the validation information
/// is final and MUST remain unchanged. The Authoritative
/// parameter indicates whether the response to this call
/// is final or if the same request can be sent to another
/// server. The value SHOULD be set to FALSE if the server
/// encounters a transient error, and the client can resend
/// the request to another server. If the same request
/// is known to fail in all subsequent requests, the server
/// SHOULD return TRUE.
/// </param>
/// <param name="extraFlags">
/// A pointer to a set of bit flags that specify delivery
/// settings. A flag is TRUE (or set) if its value is equal
/// to 1. Output flags MUST be the same as input. The value
/// is constructed from zero or more bit flags from the
/// following table.
/// </param>
/// <returns>
/// The method returns 0x00000000 on success;
/// otherwise, it returns a nonzero error code.
/// </returns>
public NtStatus NetrLogonSamLogonEx(
IntPtr contextHandle,
string logonServer,
string computerName,
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL? logonInformation,
_NETLOGON_VALIDATION_INFO_CLASS validationLevel,
out _NETLOGON_VALIDATION? validationInformation,
out byte? authoritative,
ref NrpcNetrLogonSamLogonExtraFlags? extraFlags)
{
uint? flags = (uint?)extraFlags;
NtStatus status = rpc.NetrLogonSamLogonEx(
contextHandle,
logonServer,
computerName,
logonLevel,
logonInformation,
validationLevel,
out validationInformation,
out authoritative,
ref flags);
context.ConnectionStatus = status;
extraFlags = (NrpcNetrLogonSamLogonExtraFlags?)flags;
return status;
}
/// <summary>
/// The NetrLogonSamLogon method This method was used in
/// windows_nt_4_0. It was superseded by the NetrLogonSamLogonWithFlags
/// method in windows_2000_server, windows_xp,
/// windows_server_2003, windows_vista, and windows_server_2008,
/// windows_7, and windows_server_7. is a predecessor to
/// the NetrLogonSamLogonWithFlags method. All
/// parameters of this method have the same meanings as
/// the identically named parameters of the NetrLogonSamLogonWithFlags
/// method. Opnum: 2
/// </summary>
/// <param name="logonServer">
/// LogonServer parameter.
/// </param>
/// <param name="computerName">
/// ComputerName parameter.
/// </param>
/// <param name="authenticator">
/// Authenticator parameter.
/// </param>
/// <param name="returnAuthenticator">
/// ReturnAuthenticator parameter.
/// </param>
/// <param name="logonLevel">
/// LogonLevel parameter.
/// </param>
/// <param name="logonInformation">
/// LogonInformation parameter.
/// </param>
/// <param name="validationLevel">
/// ValidationLevel parameter.
/// </param>
/// <param name="validationInformation">
/// ValidationInformation parameter.
/// </param>
/// <param name="authoritative">
/// Authoritative parameter.
/// </param>
/// <returns>
/// The method returns 0x00000000 on success;
/// otherwise, it returns a nonzero error code.
/// </returns>
public NtStatus NetrLogonSamLogon(
string logonServer,
string computerName,
_NETLOGON_AUTHENTICATOR? authenticator,
ref _NETLOGON_AUTHENTICATOR? returnAuthenticator,
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL? logonInformation,
_NETLOGON_VALIDATION_INFO_CLASS validationLevel,
out _NETLOGON_VALIDATION? validationInformation,
out byte? authoritative)
{
NtStatus status = rpc.NetrLogonSamLogon(
logonServer,
computerName,
authenticator,
ref returnAuthenticator,
logonLevel,
logonInformation,
validationLevel,
out validationInformation,
out authoritative);
//ConnectionStatus: A 4-byte value that contains the most recent
//connection status return value (section 3.4.5.3.1) last returned
//during secure channel establishment or by a method requiring
//session key establishment (section 3.1.4.6).
context.ConnectionStatus = status;
return status;
}
/// <summary>
/// The NetrLogonSamLogoff method handles logoff requests
/// for the SAM accounts. Opnum: 3
/// </summary>
/// <param name="logonServer">
/// The custom RPC binding handle.
/// </param>
/// <param name="computerName">
/// The Unicode string that contains the NetBIOS name of
/// the client computer calling this method.
/// </param>
/// <param name="authenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the client authenticator.
/// </param>
/// <param name="returnAuthenticator">
/// A pointer to a NETLOGON_AUTHENTICATOR structure,
/// that contains the server return
/// authenticator.
/// </param>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure,
/// that identifies the type of logon information
/// in the LogonInformation union.
/// </param>
/// <param name="logonInformation">
/// A pointer to a NETLOGON_LEVEL structure,
/// that describes the logon information.
/// </param>
/// <returns>
/// The method returns 0x00000000 on success;
/// otherwise, it returns a nonzero error code.
/// </returns>
public NtStatus NetrLogonSamLogoff(
string logonServer,
string computerName,
_NETLOGON_AUTHENTICATOR? authenticator,
ref _NETLOGON_AUTHENTICATOR? returnAuthenticator,
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL? logonInformation)
{
NtStatus status = rpc.NetrLogonSamLogoff(
logonServer,
computerName,
authenticator,
ref returnAuthenticator,
logonLevel,
logonInformation);
context.ConnectionStatus = status;
return status;
}
/// <summary>
/// Encrypt a NETLOGON_LEVEL structure based on
/// logonLevel parameter passed to the method.
/// This method support RC4 encryption only.
/// </summary>
/// <param name="logonLevel">
/// A NETLOGON_LOGON_INFO_CLASS structure, as specified in section 2.2.1.4.16,
/// that specifies the type of the logon information.
/// </param>
/// <param name="logonInformation">
/// A NETLOGON_LEVEL structure to be encrypted.
/// </param>
/// <returns>The encrypted NETLOGON_LEVEL structure.</returns>
/// <exception cref="ArgumentException">
/// Thrown when logonLevel or logonInformation is invalid.
/// </exception>
/// <exception cref="InvalidOperationException">
/// Thrown when session key is not negotiated.
/// </exception>
/// <exception cref="InvalidOperationException">
/// Thrown when the method is called before establishing a NRPC secure channel.
/// Thrown when neither AES nor RC4 is negotiated.
/// </exception>
public _NETLOGON_LEVEL EncryptNetlogonLevel(
_NETLOGON_LOGON_INFO_CLASS logonLevel,
_NETLOGON_LEVEL logonInformation)
{
ValidateSecureChannelExists();
switch (logonLevel)
{
case _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveInformation:
//If the LogonLevel is NetlogonInteractiveInformation or
//NetlogonInteractiveTransitiveInformation, then encrypt<102>
//the LmOwfPassword and NtOwfPassword members in the
//NETLOGON_INTERACTIVE_INFO structure.
if (logonInformation.LogonInteractive == null
|| logonInformation.LogonInteractive.Length != 1)
{
throw new ArgumentException("logonInformation is invalid.", "logonInformation");
}
EncryptLmAndNtOwfPassword(
ref logonInformation.LogonInteractive[0].LmOwfPassword,
ref logonInformation.LogonInteractive[0].NtOwfPassword);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonInteractiveTransitiveInformation:
if (logonInformation.LogonInteractiveTransitive == null
|| logonInformation.LogonInteractiveTransitive.Length != 1)
{
throw new ArgumentException("logonInformation is invalid.", "logonInformation");
}
EncryptLmAndNtOwfPassword(
ref logonInformation.LogonInteractiveTransitive[0].LmOwfPassword,
ref logonInformation.LogonInteractiveTransitive[0].NtOwfPassword);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonServiceInformation:
//If the LogonLevel is NetlogonServiceInformation or
//NetlogonServiceTransitiveInformation, then encrypt<103>
//the LmOwfPassword and NtOwfPassword members in the
//NETLOGON_SERVICE_INFO structure.
if (logonInformation.LogonService == null
|| logonInformation.LogonService.Length != 1)
{
throw new ArgumentException("logonInformation is invalid.", "logonInformation");
}
EncryptLmAndNtOwfPassword(
ref logonInformation.LogonService[0].LmOwfPassword,
ref logonInformation.LogonService[0].NtOwfPassword);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonServiceTransitiveInformation:
if (logonInformation.LogonServiceTransitive == null
|| logonInformation.LogonServiceTransitive.Length != 1)
{
throw new ArgumentException("logonInformation is invalid.", "logonInformation");
}
EncryptLmAndNtOwfPassword(
ref logonInformation.LogonServiceTransitive[0].LmOwfPassword,
ref logonInformation.LogonServiceTransitive[0].NtOwfPassword);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonGenericInformation:
//If the LogonLevel is NetlogonGenericInformation,
//then encrypt<104> the LogonData member in the
//NETLOGON_GENERIC_INFO structure.
if (logonInformation.LogonGeneric == null
|| logonInformation.LogonGeneric.Length != 1)
{
throw new ArgumentException("logonInformation is invalid.", "logonInformation");
}
//Encrypt the ClearNewPassword parameter using the RC4 algorithm
//and the session key established as the encryption key.
logonInformation.LogonGeneric[0].LogonData = NrpcUtility.EncryptBuffer(
IsAesOrRc4Negotiated(),
context.SessionKey,
logonInformation.LogonGeneric[0].LogonData);
break;
case _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkInformation:
case _NETLOGON_LOGON_INFO_CLASS.NetlogonNetworkTransitiveInformation:
//If the LogonLevel is NetlogonNetworkInformation or
//NetlogonNetworkTransitiveInformation, then encrypt the
//UserSessionKey and the first two elements of the
//ExpansionRoom array in the NETLOGON_VALIDATION_SAM_INFO
//(section 2.2.1.4.11) or in the NETLOGON_VALIDATION_SAM_INFO2
//(section 2.2.1.4.12) structure.
//TODO: TDI 48320, there're no UserSessionKey and ExpansionRoom in NETLOGON_INFO class.
break;
default:
throw new ArgumentException("logonLevel is invalid.", "logonLevel");
}
return logonInformation;
}