Re: Assistance with login rule

[Paul Melson <pmelson () gmail com>]

On Sun, Jul 5, 2009 at 7:37 PM, r s<wera711 () gmail com> wrote:
> Hi,
>
> I'm trying to write a snort rule that can examine users trying to login to
> our cisco equipment with the following user names: "peake" and "emergency"
>
> The subnet of the devices is 172.16.1.0/24. Am I close with this rule:
>
> alert tcp any -> 172.16.1.0/24 22 (content:"peake | emergency";
> msg: "CISCO LOGIN DETECTED !":)

You're not going to be able to sniff username out of SSH (port 22).

PaulM

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