Yeah... Klez is a real serious pain... 

It will randomly grab email addresses  from an infected person's addressbook, OR it 
will grab email addresses from ANY file on ANY drive it has access to. It then will 
use these random addresses for the TO: field, and for the FROM field both in the 
envelope sender, as well as the FROM: in the message itself. This 'spoofing' of the 
SMTP envelope makes KLEZ a MAJOR pain in the butt. 

Because of this, I had to disable the sender notification of qmail-scanner since it 
was telling people they had sent an infected email and they infact had not ever even 
sent us a message. 

Yesterday alone, qmail-scanner/Kaspersky on my email scanner stopped 196 inbound KLEZ 
infected emails.

When will people stop using outlook? Sigh.... :(



---
Bill Arlofski
Unix/Novell Systems Administrator
The Hotchkiss School
[EMAIL PROTECTED]
860-435-3140

>>> "CertaintyTech - Ed Henderson" <[EMAIL PROTECTED]> 5/2/2002 12:20:12 PM 
>>>>
I see that Klez changes the MAIL_FROM as compared to the "From:" address.  I
assume the From: is the correct one but of course Q-S sends a notice to the
MAIL_FROM.  Where does it get the MAIL_FROM address from?  Are the notices
being sent to the wrong person?

THanks for any enlightenment,
Ed.



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