Security Basics mailing list archives

Re: How to find process behing TCP connection ?


From: "Colin Copley" <colin.75 () btinternet com>
Date: Wed, 27 Sep 2006 19:54:53 +0100

Maybe this is some help?

http://forum.sysinternals.com/forum_posts.asp?TID=3432

If not, perhaps you could attempt to telnet or putty into the port, and see
if it returns an error message which might give some more info.
Another idea - try ethereal to capture the packet data and see what it
contains.
Also I believe nmap can attempt to establish what's listening on a certain
port.  It might give you more info than just system 4.
Regards
Colin


----- Original Message ----- 
From: "Buozis, Martynas" <martynas () ti com>
Hello

I need an advice. I have Windows 2003 server. It occasionally show
strange and suspicious network behavior. I used command "netstat -abov"
and Process explorer tool from Sysinternals to find process behind
connections. I found that it is "System 4" and got stuck. How I can
identify what is behind this "System 4"?

I thought it may be hidden process, but RootkitReveal from Systinternals
did not show anything.

I will be grateful for any ideas how to identify what is behind these
TCP connections from server to many computers!

Thank you in advance.

With best regards
Martynas



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