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RE: Packet from port 80 with spoofed microsoft.com ip

From: Larsen, Colin <colin.larsen(at)nz.unisys.com>
Date: Thu Jan 30 2003 - 15:29:17 EST

Looks like the Netspree worm. We had it infect 3 or 4 PCs yesterday. It floods the network with broadcast packets on port 80 with spoofed source IPs.

Cheers - Colin.
-----Original Message-----
From: Michael Rowe [mailto:mrowe@mojain.com] Sent: Friday, 31 January 2003 12:22 a.m. To: incidents@securityfocus.com
Subject: Re: Packet from port 80 with spoofed microsoft.com ip

On 03/01/29 14:11 -0600, NESTING, DAVID M (SBCSI) wrote:
> Are you SURE nothing on your end would have attempted to initiate a

Yeah, turned off.

On balance, it seems like the mostly likely explaination is my IP being used in a spoofed SYN attack. A distant second: the MS web server sending a wildly delayed ack to a legitimate connection.

Thanks for the responses!

-- 
Michael Rowe 

IM  - mrowe@jabber.org                Prof - ACM, IEEE, Computer Soc.
Web - 
http://www.mojain.com/          Vice - Barley malt, brewed or
Key - 
http://mojain.com/keys/mrowe.asc       distilled (hold the ice)


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Received on Fri Jan 31 14:25:09 2003

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