Re: Looking for snort.conf with new preprocessor info

[Bill Warren <bwarren () optivel com>]

This is my snort.conf.

var HOME_NET any
var EXTERNAL_NET any
var DNS_SERVERS $HOME_NET
var SMTP_SERVERS $HOME_NET
var HTTP_SERVERS $HOME_NET
var SQL_SERVERS $HOME_NET
var TELNET_SERVERS $HOME_NET
var SNMP_SERVERS $HOME_NET
var HTTP_PORTS 80
var SHELLCODE_PORTS !80
var ORACLE_PORTS 1521
var AIM_SERVERS 
[64.12.24.0/24,64.12.25.0/24,64.12.26.14/24,64.12.28.0/24,64.12.29.0/24,64.12.161.0/24,64.12.163.0/24,205.188.5.0/24,205.188.9.0/24]
var RULE_PATH ../rules
preprocessor flow: stats_interval 0 hash 2
preprocessor frag2
preprocessor stream4: disable_evasion_alerts
preprocessor stream4_reassemble
preprocessor http_inspect: global \
   iis_unicode_map unicode.map 1252
preprocessor http_inspect_server: server default \
   profile all ports { 80 8080 8180 } oversize_dir_length 500
preprocessor rpc_decode: 111 32771
preprocessor bo
preprocessor telnet_decode
include classification.config
include reference.config

Jeff Dell wrote:

> If you are using the proper config, you should have seen the following when
> starting snort:
>
> ,-----------[Flow Config]----------------------
> | Stats Interval:  0
> | Hash Method:     2
> | Memcap:          10485760
> | Rows  :          4099
> | Overhead Bytes:  16400(%0.16)
> `----------------------------------------------
>
> I would double check your config because I didn't see that in your log that
> you sent.
>
> Jeff
>
>
> -----Original Message-----
> From: Bill Warren [mailto:bwarren () optivel com] 
> Sent: Monday, July 26, 2004 2:54 PM
> To: Jeff Dell
> Cc: snort-users () lists sourceforge net
> Subject: Re: [Snort-users] Looking for snort.conf with new preprocessor info
>
> Did that.
>
> Jeff Dell wrote:
>
>  
>
> > You must enable the flow preprocessor. Example:
> >
> > #preprocessor flow: stats_interval 0 hash 2 
> >
> > Should be:
> >
> > preprocessor flow: stats_interval 0 hash 2
> >
> > -----Original Message-----
> > From: snort-users-admin () lists sourceforge net
> > [mailto:snort-users-admin () lists sourceforge net] On Behalf Of Bill Warren
> > Sent: Monday, July 26, 2004 1:47 PM
> > To: Harper, Patrick; snort-users () lists sourceforge net
> > Subject: Re: [Snort-users] Looking for snort.conf with new preprocessor
> >    
> info
>  
>
> > I am running Debian Woody with Snort 2.0.0 and nothing else and it is  
> > running fine.  It would catch all the portscans.  Now that I have 
> > installed 2.2 rc1 it does not find them.  It starts with no errors.  
> > Here is what I get from my syslog.
> >
> > Jul 26 12:42:38 optivel-mgmt snort: Writing PID "21721" to file 
> > "/var/run//snort_eth0.pid"
> > Jul 26 12:42:38 optivel-mgmt snort: HttpInspect Config:
> > Jul 26 12:42:38 optivel-mgmt snort:     GLOBAL CONFIG
> > Jul 26 12:42:38 optivel-mgmt snort:       Max Pipeline Requests:    0
> > Jul 26 12:42:38 optivel-mgmt snort:       Inspection Type:          
> > STATELESS
> > Jul 26 12:42:38 optivel-mgmt snort:       Detect Proxy Usage:       NO
> > Jul 26 12:42:38 optivel-mgmt snort:       IIS Unicode Map Filename: 
> > /etc/snort/etc/unicode.map
> > Jul 26 12:42:38 optivel-mgmt snort:       IIS Unicode Map Codepage: 1252
> > Jul 26 12:42:38 optivel-mgmt snort: rpc_decode arguments:
> > Jul 26 12:42:38 optivel-mgmt snort:     Ports to decode RPC on: 111 32771
> > Jul 26 12:42:38 optivel-mgmt snort:     alert_fragments: INACTIVE
> > Jul 26 12:42:38 optivel-mgmt snort:     alert_large_fragments: ACTIVE
> > Jul 26 12:42:38 optivel-mgmt snort:     alert_incomplete: ACTIVE
> > Jul 26 12:42:38 optivel-mgmt snort:     alert_multiple_requests: ACTIVE
> > Jul 26 12:42:38 optivel-mgmt snort: telnet_decode arguments:
> > Jul 26 12:42:38 optivel-mgmt snort:     Ports to decode telnet on: 21 23 
> > 25 119
> > Jul 26 12:42:38 optivel-mgmt snort: Conversation Config:
> > Jul 26 12:42:38 optivel-mgmt snort:    KeepStats: 0
> > Jul 26 12:42:38 optivel-mgmt snort:    Conv Count: 3000
> > Jul 26 12:42:38 optivel-mgmt snort:    Timeout   : 60
> > Jul 26 12:42:38 optivel-mgmt snort:    Alert Odd?: 0
> > Jul 26 12:42:38 optivel-mgmt snort:    Allowed IP Protocols:
> > Jul 26 12:42:38 optivel-mgmt snort:  All
> > Jul 26 12:42:38 optivel-mgmt snort:
> > Jul 26 12:42:38 optivel-mgmt snort: Portscan2 config:
> > Jul 26 12:42:38 optivel-mgmt snort:     log: /var/log/snort/scan.log
> > Jul 26 12:42:38 optivel-mgmt snort:     scanners_max: 256
> > Jul 26 12:42:38 optivel-mgmt snort:     targets_max: 1024
> > Jul 26 12:42:38 optivel-mgmt snort:     target_limit: 5
> > Jul 26 12:42:38 optivel-mgmt snort:     port_limit: 20
> > Jul 26 12:42:38 optivel-mgmt snort:     timeout: 60
> > Jul 26 12:42:38 optivel-mgmt snort: Warning: 
> > /etc/snort/etc/../rules/web-misc.rules (396) => flowbits without flow.  
> > flow must be enabled for this plugin.
> > Jul 26 12:42:38 optivel-mgmt last message repeated 2 times
> > Jul 26 12:42:38 optivel-mgmt snort: Warning: 
> > /etc/snort/etc/../rules/web-misc.rules (397) => flowbits without flow.  
> > flow must be enabled for this plugin.
> >
> > I see that there is a problem with the flowbits.  That is why I had did 
> > something wrong with the snort.conf file.  Any ideas?
> >
> > Thanks,
> > Bill
> >
> >
> > Harper, Patrick wrote:
> >
> >
> >
> >    
> >
> > > What OS are you running?  How did you install (binary for windows, RPM,
> > > Source)  a little more info is needed please 
> > >
> > >      
>
>
>
>
>  

--

**********************************
Bill Warren
Optivel, Inc.
E-mail: bwarren () optivel com
Voice:  317.275.2305
Fax:    317.275.2301
Web:    http://www.optivel.com
**********************************


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