From; Sophos Alert System: Name: Troj/Codebase-K Aliases: Trojan-Downloader.JS.Istbar.j Type: Trojan Date: 3 June 2005 Sophos has issued protection for Troj/Codebase-K. At the time of writing, Sophos has received a small number of reports of this Trojan from the wild. Customers using EM Library, Enterprise Console, PureMessage or any of our Sophos small business solutions will be automatically protected at their next scheduled update. Information about Troj/Codebase-K can be found at: http://www.sophos.com/virusinfo/analyses/trojcodebasek.html Troj/Codebase-K exploits the CODEBASE vulnerability associated with certain versions of Microsoft Internet Explorer to run an executable file on the local computer. Troj/Codebase-K is an HTML file containing an OBJECT element whose CODEBASE attribute points to an executable file. The Troj/Codebase-K virus identity file (IDE) includes detection for: Troj/Small-AUT http://www.sophos.com/virusinfo/analyses/trojsmallaut.html Troj/Qlow-I http://www.sophos.com/virusinfo/analyses/trojqlowi.html Troj/ServU-AU http://www.sophos.com/virusinfo/analyses/trojservuau.html Troj/Spygal-E http://www.sophos.com/virusinfo/analyses/trojspygale.html Troj/Crafted-A http://www.sophos.com/virusinfo/analyses/trojcrafteda.html Troj/Zarcry-A http://www.sophos.com/virusinfo/analyses/trojzarcrya.html Troj/SVDrop-B http://www.sophos.com/virusinfo/analyses/trojsvdropb.html Troj/Hider-E http://www.sophos.com/virusinfo/analyses/trojhidere.html Troj/LowZone-AG http://www.sophos.com/virusinfo/analyses/trojlowzoneag.html Customers with 3.xx or lower versions of Sophos Anti-Virus, who are not running EM Library, can manually download the IDE for Troj/Codebase-K from: http://www.sophos.com/downloads/ide/codeba-k.ide Read about how to use IDE files at http://www.sophos.com/support/knowledgebase/article/363.html *********** MIKE"S REPLY SEPARATOR *********** Mike ~ It is a good day if I learned something new. Editor MikesWhatsNews see a sample on my web page http://www3.telus.net/mikebike <mikeswhatsnews-request@xxxxxxxxxxxxx?Subject=subscribe> http://www3.telus.net/mikebike/worm_removal.htm See my Anti-Virus pages http://virusinfo.hackfix.org/index <virusinfo-request@xxxxxxxxxxxxx?Subject=subscribe> A Technical Support Alliance and OWTA Charter Member