Ray Burkholder


-----Original Message-----
From: McDonald, Dan [mailto:[EMAIL PROTECTED]] 
Sent: January 25, 2003 17:05
To: '[EMAIL PROTECTED]'
Subject: [flow-tools] w32.sqlexp.worm


In case anyone needs it, here is the flow-tools nfilter that I've found
to
match the worm that hit us...

filter-primitive mssql
  type ip-port
  permit 1434
  default deny

filter-primitive wormsize
   type counter
   permit eq 404
   default deny

filter theworm
   match src-ip-port mssql
   match octets wormsize

that with a flow-print -f 5 gave me the time of the first infection...

Daniel J McDonald, CCIE #2495, CNX
Lan/Wan Integrator
Austin Energy
1.512.322.6739
[EMAIL PROTECTED]

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