6

我最近实现了CreateProcessAsUser。我一直在尝试将输出结果重定向或通过管道传输到文件。首选流式传输。我试过这个没有运气

更新

要求是:

  • Windows 服务应用程序
  • 以系统帐户登录
  • CreateProcessAsUser 冒充为提升的用户

代码:

public class CreateProcess
{

    #region Constants

    const UInt32 INFINITE = 0xFFFFFFFF;
    const UInt32 WAIT_FAILED = 0xFFFFFFFF;

    #endregion


    #region ENUMS

    [Flags]
    public enum LogonType
    {
        LOGON32_LOGON_INTERACTIVE = 2,
        LOGON32_LOGON_NETWORK = 3,
        LOGON32_LOGON_BATCH = 4,
        LOGON32_LOGON_SERVICE = 5,
        LOGON32_LOGON_UNLOCK = 7,
        LOGON32_LOGON_NETWORK_CLEARTEXT = 8,
        LOGON32_LOGON_NEW_CREDENTIALS = 9
    }


    [Flags]
    public enum LogonProvider
    {
        LOGON32_PROVIDER_DEFAULT = 0,
        LOGON32_PROVIDER_WINNT35,
        LOGON32_PROVIDER_WINNT40,
        LOGON32_PROVIDER_WINNT50
    }

    #endregion


    #region Structs

    [StructLayout(LayoutKind.Sequential)]
    public struct STARTUPINFO
    {
        public Int32 cb;
        public String lpReserved;
        public String lpDesktop;
        public String lpTitle;
        public Int32 dwX;
        public Int32 dwY;
        public Int32 dwXSize;
        public Int32 dwYSize;
        public Int32 dwXCountChars;
        public Int32 dwYCountChars;
        public Int32 dwFillAttribute;
        public Int32 dwFlags;
        public Int16 wShowWindow;
        public Int16 cbReserved2;
        public IntPtr lpReserved2;
        public IntPtr hStdInput;
        public IntPtr hStdOutput;
        public IntPtr hStdError;
    }


    [StructLayout(LayoutKind.Sequential)]
    public struct PROCESS_INFORMATION
    {
        public IntPtr hProcess;
        public IntPtr hThread;
        public Int32 dwProcessId;
        public Int32 dwThreadId;
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct SECURITY_ATTRIBUTES
    {
        public int nLength;
        public unsafe byte* lpSecurityDescriptor;
        public int bInheritHandle;
    }

    public enum TOKEN_TYPE
    {
        TokenPrimary = 1,
        TokenImpersonation
    }

    public enum SECURITY_IMPERSONATION_LEVEL
    {
        SecurityAnonymous,
        SecurityIdentification,
        SecurityImpersonation,
        SecurityDelegation
    }

    #endregion


    #region FUNCTIONS (P/INVOKE)

    [DllImport("advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    static extern bool RevertToSelf();

    [DllImport("advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    static extern int DuplicateToken(IntPtr hToken,
        int impersonationLevel,
        ref IntPtr hNewToken);


    [DllImport("advapi32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
    public static extern Boolean LogonUser
    (
        String UserName,
        String Domain,
        String Password,
        LogonType dwLogonType,
        LogonProvider dwLogonProvider,
        out IntPtr phToken
    );


    [DllImport("advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern Boolean CreateProcessAsUser
    (
        IntPtr hToken,
        String lpApplicationName,
        String lpCommandLine,
        IntPtr lpProcessAttributes,
        IntPtr lpThreadAttributes,
        Boolean bInheritHandles,
        Int32 dwCreationFlags,
        IntPtr lpEnvironment,
        String lpCurrentDirectory,
        ref STARTUPINFO lpStartupInfo,
        out PROCESS_INFORMATION lpProcessInformation
    );

    [DllImport("kernel32.dll", SetLastError = true)]
    public static extern UInt32 WaitForSingleObject
    (
        IntPtr hHandle,
        UInt32 dwMilliseconds
    );

    [DllImport("kernel32", SetLastError = true)]
    public static extern Boolean CloseHandle(IntPtr handle);

    [DllImport("kernel32.dll", SetLastError = true)]
    public static extern bool GetExitCodeProcess(IntPtr process, ref UInt32 exitCode);

    [DllImport("kernel32.dll")]
    static extern bool CreatePipe(out IntPtr hReadPipe, out IntPtr hWritePipe,
       ref SECURITY_ATTRIBUTES lpPipeAttributes, uint nSize);

    [DllImport("kernel32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
    public static extern bool DuplicateHandle(IntPtr hSourceProcessHandle, SafeHandle hSourceHandle,
        IntPtr hTargetProcess, out SafeFileHandle targetHandle, int dwDesiredAccess,
        bool bInheritHandle, int dwOptions);
    [DllImport("kernel32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
    public static extern IntPtr GetCurrentProcess();

    [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern int GetConsoleOutputCP();

    #endregion

    #region Functions

    public static LaunchProcessInfo LaunchCommand(string command, string domain, string account, string password, bool includeOutput = false)
    {
        LaunchProcessInfo lpi = new LaunchProcessInfo();
        lpi.ProcessId = -1;
        lpi.ExitCode = -1;

        //IntPtr outputHandle = IntPtr.Zero;
        //IntPtr errorHandle = IntPtr.Zero;

        PROCESS_INFORMATION processInfo = new PROCESS_INFORMATION();
        STARTUPINFO startInfo = new STARTUPINFO();
        if ( includeOutput)
        { 
            //startInfo.hStdOutput = outputHandle;
            //startInfo.hStdError = errorHandle;
        }
        Boolean bResult = false;

        UInt32 uiResultWait = WAIT_FAILED;

        var token = ValidateParametersAndGetFirstLoginToken(domain, account, password);

        var duplicateToken = IntPtr.Zero;
        try
        {

            startInfo.cb = Marshal.SizeOf(startInfo);
            //  startInfo.lpDesktop = "winsta0\\default";

            bResult = CreateProcessAsUser(
                token,
                null,
                command,
                IntPtr.Zero,
                IntPtr.Zero,
                false,
                0,
                IntPtr.Zero,
                null,
                ref startInfo,
                out processInfo
            );

            if (!bResult) { throw new Win32Exception("CreateProcessAsUser error #" + Marshal.GetLastWin32Error()); }

            // Wait for process to end
            uiResultWait = WaitForSingleObject(processInfo.hProcess, INFINITE);
            int errorNo = Marshal.GetLastWin32Error();
            UInt32 exitCode = 0;
            GetExitCodeProcess(processInfo.hProcess, ref exitCode);
            lpi.ExitCode = (int)exitCode;
            lpi.ProcessId = processInfo.dwProcessId;


            lpi.Output = "";
            lpi.Error = "";

            if (uiResultWait == WAIT_FAILED) { throw new Win32Exception("WaitForSingleObject error #" + errorNo); }

        }
        catch (Exception ex)
        {
            ErrorLogger.LogEvent(ex);
            throw;
        }
        finally
        {
            if (token != IntPtr.Zero)
                CloseHandle(token);
            if (duplicateToken != IntPtr.Zero)
                CloseHandle(duplicateToken);
            CloseHandle(processInfo.hProcess);
            CloseHandle(processInfo.hThread);
            //CloseHandle(outputHandle);
            //CloseHandle(errorHandle);
        }
        return lpi;
    }


    private static IntPtr ValidateParametersAndGetFirstLoginToken(string domain, string username, string password)
    {


        if (!RevertToSelf())
        {
            ErrorLogger.LogEvent("RevertToSelf call to remove any prior impersonations failed", System.Diagnostics.EventLogEntryType.Error, "");
            throw new Win32Exception("RevertToSelf call to remove any prior impersonations failed");
        }

        IntPtr token;

        var result = LogonUser(username,
                               domain,
                               password,
                               LogonType.LOGON32_LOGON_INTERACTIVE,
                               LogonProvider.LOGON32_PROVIDER_DEFAULT,
                               out token);
        if (!result)
        {
            var errorCode = Marshal.GetLastWin32Error();
            ErrorLogger.LogEvent(string.Format("Could not impersonate the elevated user.  LogonUser: {2}\\{1} returned error code: {0}.", errorCode, username, domain), System.Diagnostics.EventLogEntryType.Error, "");
            throw new Win32Exception("Logon for user " + username + " failed.");
        }
        return token;
    }


    #endregion

}
4

0 回答 0