I don’t think any of the major anti-virus players would of survived that attack.
Believe they’re giving a warning to everyone that they may be next.
By the way l use the paid version of Malwarebytes on Win 10 with very good results.
I use the free version and find it does all I need. I also use AVG and SpyWare Blaster as well. The combo of those three seems to keep my machine's clean.
A little addendum to my last post. I’m reaching here.
The attack on Kaspersky may have been intended for Putin’s benefit for his incursion of Ukraine