While the title of the thread says emails, the actual post talks about notifications. Presumable in the browser. Emails are not ongoing notifications that can suddenly stop.
My guess is, the malware made the browser open links, among other things, and the opened websites were malicious.
The fake version of the game is still indexed. Might be software piracy and the malware version of the game might be yet another fake version, but this should be dealt with more quickly. The offending account has several stolen games up for download. Just enter bloodmoney in the search box to see a second download version. Original has 222 ratings, fake has 0.