mongo-objectid-tools/decoder.html at master · ExZyle/mongo-objectid-tools · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Decode MongoDB ObjectIds to reveal the timestamp, machine identifier, process identifier, and counter.">
    <meta name="keywords" content="MongoDB, ObjectId, Decode, Tools, Cyberpunk, Hacker, Database">
    <meta property="og:title" content="MongoDB ObjectId Decoder">
    <meta property="og:description" content="Easily decode MongoDB ObjectIds to understand their underlying components. Perfect for pentesters, developers and database enthusiasts.">
    <meta property="og:image" content="https://mongoid-tools.threatrazor.net/mongoid-tools-1200.jpg">
    <meta property="og:url" content="https://mongoid-tools.threatrazor.net/decoder.html">
    <meta name="twitter:card" content="summary_large_image">
    <meta name="twitter:title" content="MongoDB ObjectId Decoder">
    <meta name="twitter:description" content="Easily decode MongoDB ObjectIds to understand their underlying components. Perfect for pentesters, developers and database enthusiasts.">
    <meta name="twitter:image" content="https://mongoid-tools.threatrazor.net/mongoid-tools-1200.jpg">
    <title>MongoDB ObjectId Decoder</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>

    <h1>MongoDB ObjectId Decoder</h1>

    <div class="error" id="error"></div>

    <input type="text" id="objectIdInput" placeholder="Enter a MongoDB ObjectId">
    <button onclick="decodeObjectId()">Decode</button>

    <div class="output" id="output"></div>

    <div class="footer">
        <p>Created by <a href="https://github.com/ExZyle" target="_blank">@ExZyle</a>.</p>
    </div>

    <script>
        function decodeObjectId() {
            const oidStr = document.getElementById("objectIdInput").value;
            const errorDiv = document.getElementById("error");
            const outputDiv = document.getElementById("output");
            errorDiv.innerHTML = "";
            outputDiv.innerHTML = "";

            // Validate the ObjectId
            if (!/^[0-9a-fA-F]{24}$/.test(oidStr)) {
                errorDiv.innerHTML = "Invalid ObjectId format. Please provide a valid 24-character hexadecimal string.";
                return;
            }

            // Convert the ObjectId string to a Buffer
            const buffer = new Uint8Array(oidStr.match(/.{1,2}/g).map(byte => parseInt(byte, 16)));

            // Extract the timestamp (first 4 bytes)
            const timestamp = new Date((buffer[0] << 24 | buffer[1] << 16 | buffer[2] << 8 | buffer[3]) * 1000);

            // Extract the machine identifier (next 3 bytes)
            const machineId = Array.from(buffer.slice(4, 7)).map(byte => byte.toString(16).padStart(2, '0')).join('');

            // Extract the process identifier (next 2 bytes)
            const processId = (buffer[7] << 8 | buffer[8]);

            // Extract the counter (last 3 bytes)
            const counter = (buffer[9] << 16 | buffer[10] << 8 | buffer[11]);

            // Display the details
            outputDiv.innerHTML = `
                <p><strong>ObjectId:</strong> ${oidStr}</p>
                <p><strong>Timestamp:</strong> ${timestamp.toISOString()} (UTC)</p>
                <p><strong>Timestamp (Local):</strong> ${timestamp.toLocaleString()}</p>
                <p><strong>Machine Identifier:</strong> ${machineId}</p>
                <p><strong>Process Identifier:</strong> ${processId}</p>
                <p><strong>Counter:</strong> ${counter}</p>
            `;
        }
    </script>

</body>
</html>