Yes, I was a little suspicious myself, although looking at their wikipedia page it does seem to be a genuine company.
https://en.wikipedia.org/wiki/Dr._Web
Also, more info here seems to support the fact that they are the real deal:
https://en.wikipedia.org/wiki/Trojan_BackDoor.Flashback
(as usual with wikipedia, you should check the original sources to verify).
This might be legit, but I'll wait and see if this appears anywhere else before I trust it as being valid.