http://msmvps.com/blogs/castlecops/archive/2006/01/25/81792.aspxThere is a new mass mailing worm that has been infecting many users. Going by some different names, its best known as the Blackworm or Kama Sutra. On February 3rd, this worm is scheduled to overwrite the following file types with bogus data: *.DOC *.XLSenCommunityServer 2008.5 SP2 (Build: 40407.4157)