From; Sophos Alert System: Name: W32/Netsky-Z Type: Win32 worm Date: 21 April 2004 A virus identity (IDE) file which provides protection is available now from the Sophos website, and will be incorporated into the June 2004 (3.82) release of Sophos Anti-Virus. Customers using Enterprise Manager, PureMessage and any of the Sophos small business solutions will be automatically protected at their next scheduled update. Sophos has received several reports of this worm from the wild. Information about W32/Netsky-Z can be found at: http://www.sophos.com/virusinfo/analyses/w32netskyz.html Description W32/Netsky-Z is an internet worm which spreads by emailing itself to addresses found within files on the local computer. When first run W32/Netsky-Z copies itself to the Windows folder as Jammer2nd.exe and creates the following registry entry so that Jammer2nd.exe is run automatically each time Windows is started: HKLM\Software\Microsoft\Windows\CurrentVersion\Run\ Jammer2nd = <WINDOWS>\Jammer2nd.exe Copies of the worm in Base64 encoded and ZIP form are created in the Windows folder with names matching pk_zip?.log where ? is a number. The emails use a subject and message randomly selected from the following: Subject lines: Information Hi Document Important Message texts: Important bill! Important notice! Important document! Important data! Important textfile! Important details! Important informations! Important! Important notice! Attached file(Zip archive): Bill.zip Notice.zip Important.zip Data.zip Textfile.zip Details.zip Part-2.zip Informations.zip W32/Netsky-Z also opens a listening port on TCP 665 Recovery Please follow the instructions for removing worms. Download the IDE file from: http://www.sophos.com/downloads/ide/netsky-z.ide Download all the IDE files available for the current version of Sophos Anti-Virus in a single compressed file. The file is available in two formats: Zip file: http://www.sophos.com/downloads/ide/ides.zip Self-extracting file: http://www.sophos.com/downloads/ide/ides.exe Read about how to use IDE files at http://www.sophos.com/downloads/ide/using.html --------------------------------------------------------------------- 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