[Sca-cooks] Att: Dan Phelps

Dan Phelps phelpsd at gate.net
Sat Dec 15 11:06:18 PST 2001


You asked:

> Do you get the virus just from opening an email?
> Or is it the attachment you have to open?
> Phillipa

Here are the specifics:

WORM_BADTRANS.B
 Risk rating:
 Virus type:   Worm
 Destructive:   No

Aliases:
W32/Badtrans-B, BADTRANS.B, W32/Badtrans at MM, W32.Badtrans.B at mm,
W32/BadTrans.B-mm

Description:
This memory-resident Internet worm is a variant of WORM_BADTRANS.A. It
propagates via MAPI32, has a Key Logger component, and arrives with randomly
selected double-extension filenames.

It does not require the email receiver to open the attachment for it to
execute. It uses a known vulnerability in Internet Explorer-based email
clients (Microsoft Outlook and Microsoft Outlook Express) to automatically
execute the file attachment. This is also known as Automatic Execution of
Embedded MIME type.






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