SINGAPORE -- November 26, 2001 --

Date	November 26, 2001
Name :	W32.Badtrans.B@mm (a variant of W32.Badtrans.13312@mm discovered on April 11, 2001)
Threat Assessment:	Level 3 (medium)
Description	W32.Badtrans.B@mm is a mass-mailing worm which does not rely on any particular email program to spread itself. It emails itself out as one of several different file names. This worm also drops a backdoor Trojan that logs keystrokes. Prevention Methods: Corporate email filtering systems should block all emails that have attachments with the extensions .scr and .pif. Users should not open any emails with an attachment that matches the names listed above. Any email that has such an attachment should be deleted.
Definitions From Symantec	Posted on November 24, 2001.
Symantec Security Response	Symantec Security Response is one of the industry’s largest dedicated team of virus experts. With offices located in the United States, Japan, Australia and the Netherlands, the sun never sets on Symantec Security Response. The centre’s mission is to provide swift, global responses to computer virus threats, proactively research and develop technologies that eliminate such threats and educate the public on safe computing practices. As new computer viruses appear, Symantec Security Response develops identification and detection for these viruses and provides either a repair or delete operation, thus keeping users protected against the latest virus threats http://securityresponse.symantec.com.
Symantec:	Symantec, the world leader in Internet security technology, provides a broad range of content and network security software and appliance solutions to individuals, enterprises and service providers. The company is a leading provider of client, gateway and server security solutions for virus protection, firewall and virtual private network, vulnerability management, intrusion detection, Internet content and e-mail filtering, remote management technologies and security services to enterprises and service providers around the world. Symantec’s Norton brand of consumer security products is a leader in worldwide retail sales and industry awards. Headquartered in Cupertino, Calif., Symantec has worldwide operations in 37 countries. For more information, please visit www.symantec.com.