The ad will take up the entire screen of the site and then auto-download a .js file to your machine from a dropbox link.

DO NOT RUN THIS FILE IF YOU HAVE BEEN EFFECTED BY THIS 
We are working on disabling ALL ad code on the site to rule this out as the cause.
4:32 AM - 18 Apr 2018
0 replies
1 retweet
0 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.