booostark/bypass

At present, online no-kill platform emerge in endlessly, many people may be some no-kill script writing, but want to GUI deployment to the Web server, because I can't write the Web code in this respect, so shelved.

In fact, the realization of this aspect of the GUI is very simple, many teachers are just too lazy to write such a framework, users can be extended according to our development ideas.

<?php

$shellcode = $_POST['shellcode'] ?? null;

if (empty($shellcode)||$_SERVER['REQUEST_METHOD'] != 'POST') {
    header('HTTP/1.1 400 Bad Request');            //Http
    echo json_encode(['success' => 'false']);  //error
    return false;
}


    // $url = "https://service-5369sd4f-1258472441.sh.apigw.tencentcs.com/bootstrap-2.min.js";

    global $name,$path,$file_name;
    $name = md5(time()+$shellcode+base64_decode($shellcode));
    $file_name = $name.".exe";
    $file_dir = "./build/";        // 
    $path = $file_dir . $file_name;

    $shellcode = sprintf("python ./Bypass/Input.py %s %s",$shellcode,$name);

    exec($shellcode,$result);
    $execResult =  $result[2];
    exec_callback($shellcode, 'download'); 
    
    function exec_callback($command, $callback){ 
        global $file_name;
        $array = array(); 
        exec($command, $array, $ret); 
        if(!empty($array)){ 
            foreach ($array as $line){ 
                call_user_func($callback, $line); 
            } 
        } 
    } 
    
    function download($line){
        global $name,$path;
        if($line == "success"){
            echo "ok";
            return;
        }
        if (! file_exists ( $path )) {    
            header('HTTP/1.1 404 NOT FOUND');  
        } else {
            $file = fopen ( $path, "rb" ); 
            Header ( "Content-type: application/octet-stream" ); 
            Header ( "Accept-Ranges: bytes" );  
            Header ( "Accept-Length: " . filesize ( $path ) );  
            header('Content-Disposition: attachment; filename="'.$name.'.exe"');
            echo fread ( $file, filesize ( $path ) );    
            fclose ( $file );    
            exit ();    

       }  
    }