Publish the URL
So the source code for ZeuS has been published.
What does The Reg do? Nothing useful.
It's available to those who know where to look, by which you mean criminals of one sort or another, together with a small number of "security researchers".
Publish it properly. Let the script kiddies have their 15 minutes of fun before the whole thing is killed off.
What are you worried about? Breach of copyright FFS?