Is there a Botnet building on MS08-067 exploits?

Is there a Botnet building on MS08-067 exploits?http://blogs.technet.com/rhalbheer/archive/2008/12/07/is-there-a-botnet-building-on-ms08-067-exploits.aspxThere are a lot of reports on a Botnet building on the back of exploits targeting MS08-067: New Windows worm builds massive botnet MS08-067 Vulnerability: Botnets Reloaded Bots exploiting Microsoft's latest RPC flaw Exploit-MS08-067 Bundled in Commercialen-USCommunityServer 2.1 SP1 (Build: 61025.2)