As of February 18, 2004 12:36pm GMT, TrendLabs(tm) has received several infection reports of a new malware spreading in Japan, UK, Netherlands, Sweden and Germany. This malware, detected as WORM_NETSKY.B, is spreading via email.
This malware is a memory resident mass mailer that uses SMTP to propagate and spread copies of itself, dropping copies as an executable file having two extension names and using the icon of Word. Upon execution, the said copies are dropped into the victim's shared folders.
Note that the attachment size displayed is 22.0 KB
Trend Micro customers should download pattern file 769. Customers of Outbreak Prevention Services should download OPP 80 to ensure their systems are protected against this latest threat. Other users should use Trend Micro's free online virus scanner, Housecall, which can be found at http://housecall.trendmicro.com/
Please see http://www.trendmicro.com/vinfo/virusencyclo/default5.asp?VName=WORM_NETSKY.B for further information.
TrendLabs is carrying out further analysis, and will provide more details ASAP.
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