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From: James Matthews (nytrokissgmail.com)
Date: Wed Feb 25 2009 - 12:42:04 CST
If you have a large paste can you please put it in a pastebin.
On Wed, Feb 25, 2009 at 7:50 PM, julio sanchez <pete.sanchesgmail.com>wrote:
> No IDS alert yet.
> What alerted us was the constant ARP loop scan on various vista sp1 box
> while we was monitoring the network
> I'll send a pcap in one hour or twoThanks
> 2009/2/25 B Null <bnulloffenseindepth.com>
>> Can you provide a pcap with the suspect traffic isolated? Also, what
>> alerted you to the odd behavior? Did the traffic flag an IDS alert?
>> On Wed, Feb 25, 2009 at 9:27 AM, julio sanchez <pete.sanchesgmail.com>wrote:
>>> We're experiencing some weird arp traffic on our network, some box scan
>>> constantly the subnets with loop "who-has" request
>>> All the box are all windows vista sp1 fully patched.
>>> We did format all the supect box, and isolate them on a vlan, to
>>> reinstall vista, updates, kaspersky, then we put it back on the network, and
>>> still some ramdom freshly formated box scanning the network.
>>> We find out that Vista will do an arp scan when it search for a network
>>> printer, but it does this once.
>>> The problem we have is an almost permanent arp scan on various boxs.
>>> We know that some worm was hitting some network around the world with the
>>> smb vulnerability, but all of our boxs are fully updated.
>>> Have you experienced something like this before, or it seems to be legit
>>> traffic ?
>>> Can this be a worm or something related ?
>>> Thanks in advance
>>> Full-Disclosure - We believe in it.
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> Full-Disclosure - We believe in it.
> Charter: http://lists.grok.org.uk/full-disclosure-charter.html
> Hosted and sponsored by Secunia - http://secunia.com/
Full-Disclosure - We believe in it.
Hosted and sponsored by Secunia - http://secunia.com/