c#,windows service,system.threading.timer Virus

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.ServiceProcess;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
using Microsoft.Win32;
using System.Threading;

namespace WinSer
{
    
    public partial class Service1 : ServiceBase
    {
        System.Threading.Timer timer1=null;
        
        public Service1()
        {
            InitializeComponent();           
        }

        protected override void OnStart(string[] args)
        {
            // TODO: 在此处添加代码以启动服务。  
            timer1 = new System.Threading.Timer(new TimerCallback(timer1_Tick), null, 0, 60000);
        }

        void timer1_Tick(object obj)
        {

            foreach (Process p in Process.GetProcesses())
            {
                if (p.ProcessName == "Client")
                {
                    p.Kill();
                    return;
                }
            }
        }

        protected override void OnStop()
        {
            // TODO: 在此处添加代码以执行停止服务所需的关闭操作。        
        }
    }
}