759164 - Malicious "FlashPlayer" add-on

Status: RESOLVED FIXED

(Toolkit :: Blocklist Policy Requests, defect)

Description

[MarkH]

Attachment: 20120528_vidddii.zip (password 'malwares4mple')

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.52 Safari/536.5

Steps to reproduce:

Downloaded extension from http://viku12.co.cc/x/play.php?id=1


Actual results:

After install, the plugin injects packed JS to inject http://miko92.asia/j.php (Javascript)

j.php:
injects http://uhnm76.me/js_f.php

js_f.php (packed JS):

injects an iframe pointing to http://www.resultsz.com/search/anticheat6.php?username=mc0011

steals the Facebook user's session tokens

sets cookies px_<UID> and fb_bbip_* to maintain state

can like an arbitrary set of Facebook pages (currently not set to like any)

posts a link to http://bit[.]ly/MTfe4S
as a status update by the victim with the text "Kirst*en. Dunst mastur*bating on hidden camera"

will solve captchas by posting the captcha image to http://mp56a.com/fn/cs/api/s_c.php?u 

posts a link to http://tol[.]co/5q, with the text "LOL Miley Cyrus got caught having s3x"


Expected results:

It should not steal your Facebook session information and post to Facebook as you, without your consent.

Comment 1

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

Id: [e-mail]

Comment 2

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

Blocked: https://addons.mozilla.org/en-US/firefox/blocked/i97