full-disclosure - Strange FTP log messages

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From: lhand at co.la.ca.us (Larry Hand)
Subject: Strange FTP log messages

I see the same thing on my FTP logs from a Spong system monitor. Check with 
the user at that IP address as see what he's up to. I expect it's just 
someone monitoring your FTP server. It's not stealthy so it's probably not a 
prelude to attack.

On Friday 24 September 2004 10:24 pm, Mike Barushok wrote:
> Nagios or netsaint (or anything else that simply
> connects to TCP/21 without authenticating) being used to
> monitor FTP? 
> 
> On Fri, 24 Sep 2004, ken wrote:
> 
> > Does anyone recognize this behavior? This has been occurring 
> > for a while. I am curious as to what would cause this. This 
> > has been happening on a wide range of IPs. Any hints would
> > be appreciated, thanks in advance.
> > 
> > -k
> > 
> > 
> > Sep 23 18:02:45 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 23 19:02:49 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 23 19:02:49 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 23 20:02:56 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 23 20:02:56 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 23 21:03:03 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 23 21:03:03 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.010 seconds.
> > Sep 23 22:03:11 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 23 22:03:11 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.010 seconds.
> > Sep 23 23:03:18 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 23 23:03:18 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 24 00:03:25 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 24 00:03:25 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 24 01:03:33 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 24 01:03:33 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 24 02:03:40 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 24 02:03:40 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 24 03:03:48 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 24 03:03:49 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > Sep 24 04:03:55 webnode01 pure-ftpd: (?@...82.31.47) [INFO] New 
connection from 65.82.31.47
> > Sep 24 04:03:55 webnode01 pure-ftpd: (?@...82.31.47) [INFO] Logout - CPU 
time spent: 0.000 seconds.
> > 
> > _______________________________________________
> > Full-Disclosure - We believe in it.
> > Charter: http://lists.netsys.com/full-disclosure-charter.html
> > 
> 
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.netsys.com/full-disclosure-charter.html
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