Sophos, a world leader in corporate anti-virus protection, is
warning users to be wary of the new Bound worm (also known as
W32/FBound-C) currently spreading in the wild. Sophos has received
several reports of this worm from users, many of the early
sightings coming from Asia.
The internet worm arrives as an email with the subject line
'Important' and has an attached file called 'Patch.exe'. Once
activated, the worm forwards itself to everyone in the victim's
email address book using its own SMTP routines.
When sending itself to an email address ending in .jp, the worm
uses one of sixteen different subject lines - written in Japanese
characters. This is a deliberate attempt to strike users in Japan
as well as the English speaking world.
"By pretending to be a security patch, this worm uses a tried
and tested psychological trick to spread itself," said Graham
Cluley, senior technology consultant at Sophos Anti-Virus. "The
Bound worm is multilingual - unlike many viruses it can switch
languages depending on who it is being sent to. This gives it the
ability to cross international boundaries without creating