基于C#实现文件伪装技术

public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        List<Clsid> cLSID;
        private void btnDirc_Click(object sender, EventArgs e)
        {
            using(FolderBrowserDialog fbd=new FolderBrowserDialog())
            {
                if (fbd.ShowDialog() == DialogResult.OK)
                {
                    label3.Text = fbd.SelectedPath;
                }
                
            }
        }
 
        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            //保存Json数据
            using (TextWriter writer=new StreamWriter("../../Data.json"))
            {
                string jsonStr = JsonConvert.SerializeObject(cLSID, Formatting.Indented);
                writer.Write(jsonStr);
            }
        }
 
        private void Form1_Load(object sender, EventArgs e)
        {
            if (File.Exists("../../Data.json"))
            {
                string objstr = File.ReadAllText("../../Data.json", Encoding.UTF8);
                cLSID = JsonConvert.DeserializeObject<List<Clsid>>(objstr);
            }
            else
            {
                cLSID = new List<Clsid>();
            }
            if (cLSID.Count > 0)
            {
                cLSID.ForEach(a =>
                {
                    comboBox1.Items.Add(a);
                });
                comboBox1.DisplayMember = "Key";
                comboBox1.ValueMember = "Value";
                comboBox1.SelectedIndex = 0;
            }
           
            
        }
 
        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (comboBox1.SelectedItem != null)
            {
                Clsid csid = comboBox1.SelectedItem as Clsid;
                textBox1.Text = csid.Value;
            }
        }
 
        private void btnLogin_Click(object sender, EventArgs e)
        {
            string txtContent = textBox1.Text.Trim().ToUpper();
            if (System.Text.RegularExpressions.Regex.IsMatch(txtContent, @"^\{\w{8}-\w{4}-\w{4}-\w{4}-\w{12}\}$"))
            {
                //判断Clsid是否已经存在
                bool hascLsid = cLSID.Any(a => a.Value == txtContent);
                if (hascLsid)
                {
                    MessageBox.Show("该CLSID已存在请勿重复登录！","提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
                else
                {
                    LoginFrm win = new LoginFrm(txtContent);
                    win.StartPosition = FormStartPosition.CenterParent;
                    win.LoginCompleted += Win_LoginCompleted;
                  if(win.ShowDialog() == DialogResult.OK)
                    {
                       
                        MessageBox.Show("添加成功！","提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                    }
                }
 
            }
            else
            {
                MessageBox.Show("格式错误！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
            }
        }
 
        private void Win_LoginCompleted(string obj)
        {
            Clsid cs = new Clsid
            {
                Key = obj,
                Value = textBox1.Text.Trim().ToUpper()
            };
            cLSID.Add(cs);
            comboBox1.Items.Add(cs);
        }
 
        private void btnDisguise_Click(object sender, EventArgs e)
        {
            if (Directory.Exists(label3.Text))
            {
                //用于保存windows 文件标识符的文本
                string desktopFile = Path.Combine(label3.Text, "desktop.ini");
                if (!File.Exists(desktopFile))
                {                  
                  FileStream fs=   File.Create(desktopFile);
                    fs.Dispose();
                }
                Clsid csid = comboBox1.SelectedItem as Clsid;
                string cmdStr = csid.Value;
                INIHelper.WriteToINI(desktopFile, ".ShellClassInfo", "CLSID", cmdStr);
                //给ini文件设置特性
                File.SetAttributes(desktopFile, FileAttributes.Hidden);
                File.SetAttributes(label3.Text, FileAttributes.System);
                MessageBox.Show("伪装成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else
            {
                MessageBox.Show("该文件夹不存在！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
            }
        }
 
        private void btnRestore_Click(object sender, EventArgs e)
        {
            //所谓还原就是删除ini文件
            string desktopFile = Path.Combine(label3.Text, "desktop.ini");
            if (File.Exists(desktopFile))
            {
                try
                {
                    File.Delete(desktopFile);
                    MessageBox.Show("还原成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                catch (Exception ex)
                {
 
                    MessageBox.Show("还原失败，原因:"+ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
               
            }
            else
            {
                MessageBox.Show("该文件不需要还原", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }
    }
    class Clsid
    {
        public string Key { get; set; }
        public string Value { get; set; }
    }
/// <summary>
    /// 对INI文件进行读写
    /// </summary>
    class INIHelper
    {
        /// <summary>
        /// 从INI文件中读取数据
        /// </summary>
        /// <param name="filePath">INI文件的全路径</param>
        /// <param name="rootValue">根节点值，例如根节点[ConnectString]的值为：ConnectString</param>
        /// <param name="key">根节点下的键</param>
        /// <param name="defValue">当标记值未设定或不存在时的默认值</param>
        /// <returns></returns>
        public static string ReadFromINI(string filePath, string rootValue, string key, string defValue = "")
        {
            StringBuilder sb = new StringBuilder(1024);
            GetPrivateProfileString(rootValue, key, defValue, sb, 1024, filePath);
            return sb.ToString();
        }
        public static void WriteToINI(string filePath, string rootValue, string key, string newVal)
        {
 
            WritePrivateProfileString(rootValue, key, newVal, filePath);
 
        }
 
        /// <summary>
        /// 对INI文件进行读取操作
        /// </summary>
        /// <param name="IpAppName">表示INI文件内部根节点的值</param>
        /// <param name="IpKeyName">表示根节点下子标记的值</param>
        /// <param name="IpDefault">表示当标记值未设定或不存在时的默认值</param>
        /// <param name="IpReturnString">返回读取节点的值</param>
        /// <param name="nSize">读取的节点内容的最大容量</param>
        /// <param name="IpFileName">文件的全路径</param>
        /// <returns></returns>
        [System.Runtime.InteropServices.DllImport("kernel32")]
        static extern int GetPrivateProfileString(string IpAppName, string IpKeyName, string IpDefault, StringBuilder IpReturnString, int nSize, string IpFileName);
        /// <summary>
        /// 对INI文件进行写入操作
        /// </summary>
        /// <param name="mpAppName">INI文件内部根节点的值</param>
        /// <param name="mpKeyName">将要修改的标记名称</param>
        /// <param name="mpDefault">想要修改的内容</param>
        /// <param name="mpFileName">INI文件的全路径</param>
        /// <returns></returns>
        [System.Runtime.InteropServices.DllImport("kernel32")]
        static extern long WritePrivateProfileString(string mpAppName, string mpKeyName, string mpDefault, string mpFileName);
    }