722844 - Malicious "Buzz Video" add-on

Status: RESOLVED FIXED

(Toolkit :: Blocklist Policy Requests, defect)

Description

[MarkH]

Attachment: 20120131 buzz video.zip

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.77 Safari/535.7

Steps to reproduce:

Downloaded an add-on from http://www.nos-delires[.]com/BuzzzzVideos.xpi


Actual results:

update URL: http://www.buzzzzvideos/[.]info/update.rdf

The add-on injects youtube.js from the add-on into every page's DOM

That injects http://www.buzzzzvideos/[.]info/plugin.js

... which injects http://www.buzzzzvideos/[.]info/lolz.js?nocache

lolz.js:

has jQuery embedded in it

grabs your Facebook cookies

Grabs your email address via http://www.facebook.com/ajax/settings/account/email.php and POSTs it to http://www.buzzzzvideos/[.]info/process/a.php

Posts your Facebook UID to http://www.buzzzzvideos/[.]info/process/a1.php

Grabs all of your friends via http://www.facebook.com/ajax/typeahead/first_degree.php

Sends a like of Facebook page ID 267294696673364

Posts an update to your Facebook wall with one of the following URLs and mentions that you are with all of your friends.

http://bit.ly/zh4jFF
http://bit.ly/AdMd6C
http://bit.ly/zsd4A8
http://bit.ly/xAC7kS
http://bit.ly/wQZvKE
http://bit.ly/wpDbXz
http://bit.ly/wgUPXt
http://bit.ly/xfBtNr
http://bit.ly/y8rmWJ
http://bit.ly/xck4pF

Posts to Facebook's Open Graph (https://graph.facebook.com/ajax/ufi/modify.php) one of the following URLs:

http://bit.ly/zDo8Pu
http://bit.ly/zBBMRT
http://bit.ly/wJgdAy
http://bit.ly/xTyj4W
http://bit.ly/y0zK7n
http://bit.ly/yZ1xIh
http://bit.ly/w5fUJQ
http://bit.ly/yKuGQo
http://bit.ly/zWzJaj
http://bit.ly/xbPs97


Expected results:

It should not steal your Facebook cookies and post to Facebook without your consent.

Comment 1

[Jorge Villalobos [:jorgev] (he/him)]

ID: [e-mail]

Comment 2

[Jorge Villalobos [:jorgev] (he/him)]

https://addons.mozilla.org/en-US/firefox/blocked/i58