PHP Web木马扫描器代码 v1.0 安全测试工具

  scanner.php

  

复制代码 代码如下:

  <?php

  /**************PHP Web木马扫描器************************/

  /* [+] 作者: alibaba */

  /* [+] QQ: 1499281192 */

  /* [+] MSN: [email protected] */

  /* [+] 首发: t00ls.net , 转载请注明t00ls */

  /* [+] 版本: v1.0 */

  /* [+] 功能: web版php木马扫描工具 */

  /* [+] 注意: 扫描出来的文件并不一定就是后门, */

  /* 请自行判断、审核、对比原文件。 */

  /* 如果你不确定扫出来的文件是否为后门, */

  /* 欢迎你把该文件发给我进行分析。 */

  /*******************************************************/

  ob_start();

  set_time_limit(0);

  $username = "t00ls"; //设置用户名

  $password = "t00ls"; //设置密码

  $md5 = md5(md5($username).md5($password));

  $version = "PHP Web木马扫描器 v1.0";

  $realpath = realpath('./');

  $selfpath = $_SERVER['PHP_SELF'];

  $selfpath = substr($selfpath, 0, strrpos($selfpath,'/'));

  define('REALPATH', str_replace('//','/',str_replace('\\','/',substr($realpath, 0, strlen($realpath) - strlen($selfpath)))));

  define('MYFILE', basename(__FILE__));

  define('MYPATH', str_replace('\\', '/', dirname(__FILE__)).'/');

  define('MYFULLPATH', str_replace('\\', '/', (__FILE__)));

  define('HOST', "http://".$_SERVER['HTTP_HOST']);

  ?>

  <html>

  <head>

  <title><?php echo $version?></title>

  <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

  <style>

  body{margin:0px;}

  body,td{font: 12px Arial,Tahoma;line-height: 16px;}

  a {color: #00f;text-decoration:underline;}

  a:hover{color: #f00;text-decoration:none;}

  .alt1 td{border-top:1px solid #fff;border-bottom:1px solid #ddd;background:#f1f1f1;padding:5px 10px 5px 5px;}

  .alt2 td{border-top:1px solid #fff;border-bottom:1px solid #ddd;background:#f9f9f9;padding:5px 10px 5px 5px;}

  .focus td{border-top:1px solid #fff;border-bottom:1px solid #ddd;background:#ffffaa;padding:5px 10px 5px 5px;}

  .head td{border-top:1px solid #fff;border-bottom:1px solid #ddd;background:#e9e9e9;padding:5px 10px 5px 5px;font-weight:bold;}

  .head td span{font-weight:normal;}

  </style>

  </head>

  <body>

  <?php

  if(!(isset($_COOKIE['t00ls']) && $_COOKIE['t00ls'] == $md5) && !(isset($_POST['username']) && isset($_POST['password']) && (md5(md5($_POST['username']).md5($_POST['password']))==$md5)))

  {

  echo '<form id="frmlogin" name="frmlogin" method="post" action="">用户名: <input type="text" name="username" id="username" /> 密码: <input type="password" name="password" id="password" /> <input type="submit" name="btnLogin" id="btnLogin" value="登陆" /></form>';

  }

  elseif(isset($_POST['username']) && isset($_POST['password']) && (md5(md5($_POST['username']).md5($_POST['password']))==$md5))

  {

  setcookie("t00ls", $md5, time()+60*60*24*365,"/");

  echo "登陆成功!";

  header( 'refresh: 1; url='.MYFILE.'?action=scan' );

  exit();

  }

  else

  {

  setcookie("t00ls", $md5, time()+60*60*24*365,"/");

  $setting = getSetting();

  $action = isset($_GET['action'])?$_GET['action']:"";

  if($action=="logout")

  {

  setcookie ("t00ls", "", time() - 3600);

  Header("Location: ".MYFILE);

  exit();

  }

  if($action=="download" && isset($_GET['file']) && trim($_GET['file'])!="")

  {

  $file = $_GET['file'];

  ob_clean();

  if (@file_exists($file)) {

  header("Content-type: application/octet-stream");

  header("Content-Disposition: filename=\"".basename($file)."\"");

  echo file_get_contents($file);

  }

  exit();

  }

  ?>

  <table border="0" cellpadding="0" cellspacing="0" width="100%">

  <tbody><tr class="head">

  <td><?php echo $_SERVER['SERVER_ADDR']?><span style="float: right; font-weight:bold;"><?php echo "<a href='http://www.t00ls.net/'>$version</a>"?></span></td>

  </tr>

  <tr class="alt1">

  <td><span style="float: right;"><?=date("Y-m-d H:i:s",mktime())?></span>

  <a href="?action=scan">扫描</a> |

  <a href="?action=setting">设定</a> |

  <a href="?action=logout">登出</a>

  </td>

  </tr>

  </tbody></table>

  <br>

  <?php

  if($action=="setting")

  {

  if(isset($_POST['btnsetting']))

  {

  $Ssetting = array();

  $Ssetting['user']=isset($_POST['checkuser'])?$_POST['checkuser']:"php | php? | phtml";

  $Ssetting['all']=isset($_POST['checkall'])&&$_POST['checkall']=="on"?1:0;

  $Ssetting['hta']=isset($_POST['checkhta'])&&$_POST['checkhta']=="on"?1:0;

  setcookie("t00ls_s", base64_encode(serialize($Ssetting)), time()+60*60*24*365,"/");

  echo "设置完成!";

  header( 'refresh: 1; url='.MYFILE.'?action=setting' );

  exit();

  }

  ?>

  <form name="frmSetting" method="post" action="?action=setting">

  <FIELDSET style="width:400px">

  <LEGEND>扫描设定</LEGEND>

  <table width="100%" border="0" cellspacing="0" cellpadding="0">

  <tr>

  <td width="60">文件后缀:</td>

  <td width="300"><input type="text" name="checkuser" id="checkuser" style="width:300px;" value="<?php echo $setting['user']?>"></td>

  </tr>

  <tr>

  <td><label for="checkall">所有文件</label></td>

  <td><input type="checkbox" name="checkall" id="checkall" <?php if($setting['all']==1) echo "checked"?>></td>

  </tr>

  <tr>

  <td><label for="checkhta">设置文件</label></td>

  <td><input type="checkbox" name="checkhta" id="checkhta" <?php if($setting['hta']==1) echo "checked"?>></td>

  </tr>

  <tr>

  <td> </td>

  <td>

  <input type="submit" name="btnsetting" id="btnsetting" value="提交">

  </td>

  </tr>

  </table>

  </fieldset>

  </form>

  <?php

  }

  else

  {

  $dir = isset($_POST['path'])?$_POST['path']:MYPATH;

  $dir = substr($dir,-1)!="/"?$dir."/":$dir;

  ?>

  <form name="frmScan" method="post" action="">

  <table width="100%%" border="0" cellspacing="0" cellpadding="0">

  <tr>

  <td width="35" style="vertical-align:middle; padding-left:5px;">扫描路径:</td>

  <td width="690">

  <input type="text" name="path" id="path" style="width:600px" value="<?php echo $dir?>">

  <input type="submit" name="btnScan" id="btnScan" value="开始扫描"></td>

  </tr>

  </table>

  </form>

  <?php

  if(isset($_POST['btnScan']))

  {

  $start=mktime();

  $is_user = array();

  $is_ext = "";

  $list = "";

  if(trim($setting['user'])!="")

  {

  $is_user = explode("|",$setting['user']);

  if(count($is_user)>0)

  {

  foreach($is_user as $key=>$value)

  $is_user[$key]=trim(str_replace("?","(.)",$value));

  $is_ext = "(\.".implode("($|\.))|(\.",$is_user)."($|\.))";

  }

  }

  if($setting['hta']==1)

  {

  $is_hta=1;

  $is_ext = strlen($is_ext)>0?$is_ext."|":$is_ext;

  $is_ext.="(^\.htaccess$)";

  }

  if($setting['all']==1 || (strlen($is_ext)==0 && $setting['hta']==0))

  {

  $is_ext="(.+)";

  }

  $php_code = getCode();

  if(!is_readable($dir))

  $dir = MYPATH;

  $count=$scanned=0;

  scan($dir,$is_ext);

  $end=mktime();

  $spent = ($end - $start);

  ?>

  <div style="padding:10px; background-color:#ccc">扫描: <?php echo $scanned?> 文件 | 发现: <?php echo $count?> 可疑文件 | 耗时: <?php echo $spent?> 秒</div>

  <table width="100%" border="0" cellspacing="0" cellpadding="0">

  <tr class="head">

  <td width="15" align="center">No.</td>

  <td width="48%">文件</td>

  <td width="12%">更新时间</td>

  <td width="10%">原因</td>

  <td width="20%">特征</td>

  <td>动作</td>

  </tr>

  <?php echo $list?>

  </table>

  <?php

  }

  }

  }

  ob_flush();

  ?>

  </body>

  </html>

  <?php

  function scan($path = '.',$is_ext){

  global $php_code,$count,$scanned,$list;

  $ignore = array('.', '..' );

  $replace=array(" ","\n","\r","\t");

  $dh = @opendir( $path );

  while(false!==($file=readdir($dh))){

  if( !in_array( $file, $ignore ) ){

  if( is_dir( "$path$file" ) ){

  scan("$path$file/",$is_ext);

  } else {

  $current = $path.$file;

  if(MYFULLPATH==$current) continue;

  if(!preg_match("/$is_ext/i",$file)) continue;

  if(is_readable($current))

  {

  $scanned++;

  $content=file_get_contents($current);

  $content= str_replace($replace,"",$content);

  foreach($php_code as $key => $value)

  {

  if(preg_match("/$value/i",$content))

  {

  $count++;

  $j = $count % 2 + 1;

  $filetime = date('Y-m-d H:i:s',filemtime($current));

  $reason = explode("->",$key);

  $url = str_replace(REALPATH,HOST,$current);

  preg_match("/$value/i",$content,$arr);

  $list.="

  <tr class='alt$j' onmouseover='this.className=\"focus\";' onmouseout='this.className=\"alt$j\";'>

  <td>$count</td>

  <td><a href='$url' target='_blank'>$current</a></td>

  <td>$filetime</td>

  <td><font color=red>$reason[0]</font></td>

  <td><font color=#090>$reason[1]</font></td>

  <td><a href='?action=download&file=$current' target='_blank'>下载</a></td>

  </tr>";

  //echo $key . "-" . $path . $file ."(" . $arr[0] . ")" ."<br />";

  //echo $path . $file ."<br />";

  break;

  }

  }

  }

  }

  }

  }

  closedir( $dh );

  }

  function getSetting()

  {

  $Ssetting = array();

  if(isset($_COOKIE['t00ls_s']))

  {

  $Ssetting = unserialize(base64_decode($_COOKIE['t00ls_s']));

  $Ssetting['user']=isset($Ssetting['user'])?$Ssetting['user']:"php | php? | phtml | shtml";

  $Ssetting['all']=isset($Ssetting['all'])?intval($Ssetting['all']):0;

  $Ssetting['hta']=isset($Ssetting['hta'])?intval($Ssetting['hta']):1;

  }

  else

  {

  $Ssetting['user']="php | php? | phtml | shtml";

  $Ssetting['all']=0;

  $Ssetting['hta']=1;

  setcookie("t00ls_s", base64_encode(serialize($Ssetting)), time()+60*60*24*365,"/");

  }

  return $Ssetting;

  }

  function getCode()

  {

  return array(

  '后门特征->cha88.cn'=>'cha88\.cn',

  '后门特征->c99shell'=>'c99shell',

  '后门特征->phpspy'=>'phpspy',

  '后门特征->Scanners'=>'Scanners',

  '后门特征->cmd.php'=>'cmd\.php',

  '后门特征->str_rot13'=>'str_rot13',

  '后门特征->webshell'=>'webshell',

  '后门特征->EgY_SpIdEr'=>'EgY_SpIdEr',

  '后门特征->tools88.com'=>'tools88\.com',

  '后门特征->SECFORCE'=>'SECFORCE',

  '后门特征->eval("?>'=>'eval\((\'|")\?>',

  '可疑代码特征->system('=>'system\(',

  '可疑代码特征->passthru('=>'passthru\(',

  '可疑代码特征->shell_exec('=>'shell_exec\(',

  '可疑代码特征->exec('=>'exec\(',

  '可疑代码特征->popen('=>'popen\(',

  '可疑代码特征->proc_open'=>'proc_open',

  '可疑代码特征->eval($'=>'eval\((\'|"|\s*)\\$',

  '可疑代码特征->assert($'=>'assert\((\'|"|\s*)\\$',

  '危险MYSQL代码->returns string soname'=>'returnsstringsoname',

  '危险MYSQL代码->into outfile'=>'intooutfile',

  '危险MYSQL代码->load_file'=>'select(\s+)(.*)load_file',

  '加密后门特征->eval(gzinflate('=>'eval\(gzinflate\(',

  '加密后门特征->eval(base64_decode('=>'eval\(base64_decode\(',

  '加密后门特征->eval(gzuncompress('=>'eval\(gzuncompress\(',

  '加密后门特征->eval(gzdecode('=>'eval\(gzdecode\(',

  '加密后门特征->eval(str_rot13('=>'eval\(str_rot13\(',

  '加密后门特征->gzuncompress(base64_decode('=>'gzuncompress\(base64_decode\(',

  '加密后门特征->base64_decode(gzuncompress('=>'base64_decode\(gzuncompress\(',

  '一句话后门特征->eval($_'=>'eval\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->assert($_'=>'assert\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->require($_'=>'require\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->require_once($_'=>'require_once\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->include($_'=>'include\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->include_once($_'=>'include_once\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->call_user_func("assert"'=>'call_user_func\(("|\')assert("|\')',

  '一句话后门特征->call_user_func($_'=>'call_user_func\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '一句话后门特征->$_POST/GET/REQUEST/COOKIE[?]($_POST/GET/REQUEST/COOKIE[?]'=>'\$_(POST|GET|REQUEST|COOKIE)\[([^\]]+)\]\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)\[',

  '一句话后门特征->echo(file_get_contents($_POST/GET/REQUEST/COOKIE'=>'echo\(file_get_contents\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '上传后门特征->file_put_contents($_POST/GET/REQUEST/COOKIE,$_POST/GET/REQUEST/COOKIE'=>'file_put_contents\((\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)\[([^\]]+)\],(\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)',

  '上传后门特征->fputs(fopen("?","w"),$_POST/GET/REQUEST/COOKIE['=>'fputs\(fopen\((.+),(\'|")w(\'|")\),(\'|"|\s*)\\$_(POST|GET|REQUEST|COOKIE)\[',

  '.htaccess插马特征->SetHandler application/x-httpd-php'=>'SetHandlerapplication\/x-httpd-php',

  '.htaccess插马特征->php_value auto_prepend_file'=>'php_valueauto_prepend_file',

  '.htaccess插马特征->php_value auto_append_file'=>'php_valueauto_append_file'

  );

  }

  ?>

  一个在php环境下扫描php木马的工具,目前可扫出以下特征码

  

复制代码 代码如下:

  特征码:

  后门特征->cha88.cn

  后门特征->c99shell

  后门特征->phpspy

  后门特征->Scanners

  后门特征->cmd.php

  后门特征->str_rot13

  后门特征->webshell

  后门特征->EgY_SpIdEr

  后门特征->tools88.com

  后门特征->SECFORCE

  后门特征->eval("?>

  可疑代码特征->system(

  可疑代码特征->passthru(

  可疑代码特征->shell_exec(

  可疑代码特征->exec(

  可疑代码特征->popen(

  可疑代码特征->proc_open

  可疑代码特征->eval($

  可疑代码特征->assert($

  危险MYSQL代码->returns string soname

  危险MYSQL代码->into outfile

  危险MYSQL代码->load_file

  加密后门特征->eval(gzinflate(

  加密后门特征->eval(base64_decode(

  加密后门特征->eval(gzuncompress(

  加密后门特征->gzuncompress(base64_decode(

  加密后门特征->base64_decode(gzuncompress(

  一句话后门特征->eval($_

  一句话后门特征->assert($_

  一句话后门特征->require($_

  一句话后门特征->require_once($_

  一句话后门特征->include($_

  一句话后门特征->include_once($_

  一句话后门特征->call_user_func("assert"

  一句话后门特征->call_user_func($_

  一句话后门特征->$_POST/GET/REQUEST/COOKIE[?]($_POST/GET/REQUEST/COOKIE[?]

  一句话后门特征->echo(file_get_contents($_POST/GET/REQUEST/COOKIE

  上传后门特征->file_put_contents($_POST/GET/REQUEST/COOKIE,$_POST/GET/REQUEST/COOKIE

  上传后门特征->fputs(fopen("?","w"),$_POST/GET/REQUEST/COOKIE[

  .htaccess插马特征->SetHandler application/x-httpd-php

  .htaccess插马特征->php_value auto_prepend_file

  .htaccess插马特征->php_value auto_append_file

  懒惰设计,直接套用phpspy样式

  注意: 扫描出来的文件并不一定就是后门, 请自行判断、审核、对比原文件。