Vulnerability Development mailing list archives

Re: Self propogating virii and spam correlation


From: Rafael Anschau <rhanscha () terra com br>
Date: Thu, 07 Mar 2002 21:28:11 -0300

Right. What about the connections the infected machine makes to the sql
server ?  One person finding out the mysql ip address would inform all
the  major security lists about it. Then he would point it to the
"authorities" (whatever that means). Then the hacker gets caught. THAT
would take balls.  Unless, of course, the server has been previously set
up on a hacked machine.  It reminds me of someone who attends 
by the nick of csh ;-)

[]'s

Woody


    Thats a possibility, but since most worms / virii are disected very
quickly, with detailed descriptions of their inner workings outlined for
anybody who cares to look a wary spammer would be hesitant to device a
mechanism for shipping their bounty of addresses back to themselves for fear
of discovery.

What do you mean by VERY QUICKLY? I guess we just missed the point
here.

What Keith guessed is that a virii/worm  like this would produce a
huge list of valid email addresses within a few minutes (obviously
less than an hour).

So, the coder can easily hack some machine (ANY MACHINE),  like  a
linux box on a cable modem,  for example, set up a server (perhaps
even a MySQL server) and tell his worm to  dump the addresses over
there.

He can stay online for  the next hour grabing the data or fetch it
all some time later.

My guesses is that the sysadm of the  hacked  box  would take more
time to find out  his  system  have  been compromised, and then it
would be too late.

...

It looks so easy that I will go deeper:  if the coder doesn't want
to increase the traffic on the hacked box, he can code his worm to
send only a package saying "hi, I'm inffected". Then the coder can
grab the IP address, connect to the virii  (actually it would look
more like a backdoor) and say: "send me my money".

Regards,
Felipe

--
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
 Felipe Franciosi        paradoxo networking
 felipe () paradoxo org                  Brazil
 http://www.paradoxo.org   Porto Alegre - RS
 Fone: (55)(51) 9806 7387     UIN - 33596050
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=


-- 
Rafael Anschau - Terra Networks Brasil
Operacao Nacional  -  (51) 3284 4246




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