不同环境下更改作用域凭据的SSDT
创始人
2025-01-09 03:30:20
0

在不同环境下更改作用域凭据的SSDT,可以通过以下步骤和代码示例来实现:

  1. 确定要更改的作用域凭据名称和新的凭据值。

  2. 使用以下代码示例创建一个SSDT(System Service Descriptor Table)更改方法。

using System;
using System.Runtime.InteropServices;
using System.Security;

public class SsdtHelper
{
    // 导入Windows API函数
    [DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Unicode)]
    private static extern IntPtr LoadLibrary(string libraryName);

    [DllImport("kernel32.dll", SetLastError = true)]
    [return: MarshalAs(UnmanagedType.Bool)]
    private static extern bool FreeLibrary(IntPtr hModule);

    [DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Ansi)]
    private static extern IntPtr GetProcAddress(IntPtr hModule, string procName);

    [DllImport("kernel32.dll", SetLastError = true)]
    private static extern IntPtr GetModuleHandle(string lpModuleName);

    [DllImport("ntdll.dll", SetLastError = true)]
    private static extern int NtUnloadDriver(ref UNICODE_STRING DriverServiceName);

    [DllImport("ntdll.dll", SetLastError = true)]
    private static extern int NtLoadDriver(ref UNICODE_STRING DriverServiceName);

    [DllImport("ntdll.dll")]
    private static extern int RtlAdjustPrivilege(int Privilege, bool bEnablePrivilege, bool IsThreadPrivilege, out bool PreviousValue);

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
    struct UNICODE_STRING
    {
        public ushort Length;
        public ushort MaximumLength;
        public IntPtr Buffer;
    }

    // 加载ntdll.dll并获取导出函数地址
    private static IntPtr GetFunctionAddress(string functionName)
    {
        IntPtr hModule = LoadLibrary("ntdll.dll");
        if (hModule != IntPtr.Zero)
        {
            IntPtr functionAddress = GetProcAddress(hModule, functionName);
            if (functionAddress != IntPtr.Zero)
            {
                return functionAddress;
            }
            FreeLibrary(hModule);
        }
        return IntPtr.Zero;
    }

    // 卸载驱动
    private static int UnloadDriver(string driverServiceName)
    {
        UNICODE_STRING unicodeString = new UNICODE_STRING();
        RtlInitUnicodeString(ref unicodeString, driverServiceName);
        return NtUnloadDriver(ref unicodeString);
    }

    // 加载驱动
    private static int LoadDriver(string driverServiceName)
    {
        UNICODE_STRING unicodeString = new UNICODE_STRING();
        RtlInitUnicodeString(ref unicodeString, driverServiceName);
        return NtLoadDriver(ref unicodeString);
    }

    // 调整特权级别
    private static bool AdjustPrivilege()
    {
        const int SE_PRIVILEGE_ENABLED = 0x00000002;
        const int SE_LOAD_DRIVER_PRIVILEGE = 10;
        bool previousValue;
        return RtlAdjustPrivilege(SE_LOAD_DRIVER_PRIVILEGE, true, false, out previousValue) == 0;
    }

    // 初始化UNICODE_STRING结构体
    [DllImport("ntdll.dll", CharSet = CharSet.Unicode, ExactSpelling = true, SetLastError = false)]
    private static extern void RtlInitUnicodeString(ref UNICODE_STRING DestinationString, [MarshalAs(UnmanagedType.LPWStr)] string SourceString);

    // 更改作用域凭据
    public static bool ChangeCredential(string driverServiceName, string newCredential)
    {
        // 调整特权级别
        if (!AdjustPrivilege())
        {
            return false;
        }

        // 卸载驱动
        if (UnloadDriver(driverServiceName) != 0)
        {
            return false;
        }

        // 加载驱动
        if (LoadDriver(driverServiceName) != 0)
        {
            return false;
        }

        return true;
    }
}

class Program
{
    static void Main(string[] args)
    {
        string driverServiceName = "DriverServiceName";
        string newCredential = "NewCredential";

        if (SsdtHelper.ChangeCredential(driverServiceName, newCredential))
        {
            Console.WriteLine("作用域凭据更改成功。");
        }
        else
        {
            Console.WriteLine("作用域凭据更改失败。");
        }
    }
}

在代码示例中,我们首先导入了一些Windows API函数,用于加载和卸载驱动、调整特权级别等操作。然后,我们创建了一个SsdtHelper类,其中包含了加载和卸载驱

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