ossec.conf:
<ossec_config>
<global>
<email_notification>yes</email_notification>
<email_to>wmail@email</email_to>
<smtp_server>smtp.int</smtp_server>
<email_from>logserver@IPDOSERVIDOR</email_from>
</global>
<rules>
<include>rules_config.xml</include>
<include>pam_rules.xml</include>
<include>sshd_rules.xml</include>
<include>telnetd_rules.xml</include>
<include>syslog_rules.xml</include>
<include>arpwatch_rules.xml</include>
<include>symantec-av_rules.xml</include>
<include>symantec-ws_rules.xml</include>
<include>pix_rules.xml</include>
<include>named_rules.xml</include>
<include>smbd_rules.xml</include>
<include>vsftpd_rules.xml</include>
<include>pure-ftpd_rules.xml</include>
<include>proftpd_rules.xml</include>
<include>ms_ftpd_rules.xml</include>
<include>ftpd_rules.xml</include>
<include>hordeimp_rules.xml</include>
<include>roundcube_rules.xml</include>
<include>wordpress_rules.xml</include>
<include>cimserver_rules.xml</include>
<include>vpopmail_rules.xml</include>
<include>vmpop3d_rules.xml</include>
<include>courier_rules.xml</include>
<include>web_rules.xml</include>
<include>apache_rules.xml</include>
<include>nginx_rules.xml</include>
<include>php_rules.xml</include>
<include>mysql_rules.xml</include>
<include>postgresql_rules.xml</include>
<include>ids_rules.xml</include>
<include>squid_rules.xml</include>
<include>firewall_rules.xml</include>
<include>cisco-ios_rules.xml</include>
<include>netscreenfw_rules.xml</include>
<include>sonicwall_rules.xml</include>
<include>postfix_rules.xml</include>
<include>sendmail_rules.xml</include>
<include>imapd_rules.xml</include>
<include>mailscanner_rules.xml</include>
<include>dovecot_rules.xml</include>
<include>ms-exchange_rules.xml</include>
<include>racoon_rules.xml</include>
<include>vpn_concentrator_rules.xml</include>
<include>spamd_rules.xml</include>
<include>msauth_rules.xml</include>
<include>mcafee_av_rules.xml</include>
<include>trend-osce_rules.xml</include>
<include>ms-se_rules.xml</include>
<!-- <include>policy_rules.xml</include> -->
<include>zeus_rules.xml</include>
<include>solaris_bsm_rules.xml</include>
<include>vmware_rules.xml</include>
<include>ms_dhcp_rules.xml</include>
<include>asterisk_rules.xml</include>
<include>ossec_rules.xml</include>
<include>attack_rules.xml</include>
<include>openbsd_rules.xml</include>
<include>clam_av_rules.xml</include>
<include>bro-ids_rules.xml</include>
<include>dropbear_rules.xml</include>
<include>local_rules.xml</include>
</rules>
<syscheck>
<!-- Frequency that syscheck is executed - default to every 22 hours -->
<frequency>79200</frequency>
<!-- Directories to check (perform all possible verifications) -->
<directories check_all="yes">/etc,/usr/bin,/usr/sbin</directories>
<directories check_all="yes">/bin,/sbin</directories>
<!-- Files/directories to ignore -->
<ignore>/etc/mtab</ignore>
<ignore>/etc/mnttab</ignore>
<ignore>/etc/hosts.deny</ignore>
<ignore>/etc/mail/statistics</ignore>
<ignore>/etc/random-seed</ignore>
<ignore>/etc/adjtime</ignore>
<ignore>/etc/httpd/logs</ignore>
<ignore>/etc/utmpx</ignore>
<ignore>/etc/wtmpx</ignore>
<ignore>/etc/cups/certs</ignore>
<ignore>/etc/dumpdates</ignore>
<ignore>/etc/prelink.cache</ignore>
<ignore>/etc/svc/volatile</ignore>
<ignore>/usr/bin/inotifywait</ignore>
<ignore>/usr/bin/inotifywatch</ignore>
<ignore type="sregex">/var/www*</ignore>
<ignore type="sregex">/OESP/www*</ignore>
<!-- Windows files to ignore -->
<ignore>C:\WINDOWS/System32/LogFiles</ignore>
<ignore>C:\WINDOWS/Debug</ignore>
<ignore>C:\WINDOWS/WindowsUpdate.log</ignore>
<ignore>C:\WINDOWS/iis6.log</ignore>
<ignore>C:\WINDOWS/system32/wbem/Logs</ignore>
<ignore>C:\WINDOWS/system32/wbem/Repository</ignore>
<ignore>C:\WINDOWS/Prefetch</ignore>
<ignore>C:\WINDOWS/PCHEALTH/HELPCTR/DataColl</ignore>
<ignore>C:\WINDOWS/SoftwareDistribution</ignore>
<ignore>C:\WINDOWS/Temp</ignore>
<ignore>C:\WINDOWS/system32/config</ignore>
<ignore>C:\WINDOWS/system32/spool</ignore>
<ignore>C:\WINDOWS/system32/CatRoot</ignore>
</syscheck>
<rootcheck>
<rootkit_files>/var/ossec//etc/shared/rootkit_files.txt</rootkit_files>
<rootkit_trojans>/var/ossec//etc/shared/rootkit_trojans.txt</rootkit_trojans>
<system_audit>/var/ossec//etc/shared/system_audit_rcl.txt</system_audit>
<system_audit>/var/ossec//etc/shared/cis_rhel_linux_rcl.txt</system_audit>
<system_audit>/var/ossec//etc/shared/cis_rhel5_linux_rcl.txt</system_audit>
<ignore>/usr/bin/inotifywait</ignore>
<ignore>/usr/bin/inotifywatch</ignore>
<ignore type="sregex">/var/www*</ignore>
<ignore type="sregex">/OESP/www*</ignore>
</rootcheck>
<remote>
<connection>syslog</connection>
</remote>
<remote>
<connection>secure</connection>
</remote>
<alerts>
<log_alert_level>1</log_alert_level>
<email_alert_level>7</email_alert_level>
</alerts>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/messages</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/secure</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/maillog</location>
</localfile>
</ossec_config>
agent.conf:
<agent_config os="Linux">
<syscheck>
<!-- Frequency that syscheck is executed - default to every 22 hours -->
<frequency>79200</frequency>
<!-- Directories to check (perform all possible verifications) -->
<directories check_all="yes">/etc,/usr/bin,/usr/sbin</directories>
<directories check_all="yes">/bin,/sbin</directories>
<!-- Files/directories to ignore -->
<ignore>/etc/mtab</ignore>
<ignore>/etc/mnttab</ignore>
<ignore>/etc/hosts.deny</ignore>
<ignore>/etc/mail/statistics</ignore>
<ignore>/etc/random-seed</ignore>
<ignore>/etc/adjtime</ignore>
<ignore>/etc/httpd/logs</ignore>
<ignore>/etc/utmpx</ignore>
<ignore>/etc/wtmpx</ignore>
<ignore>/etc/cups/certs</ignore>
<ignore>/etc/dumpdates</ignore>
<ignore>/etc/svc/volatile</ignore>
<ignore>/usr/bin/inotifywait</ignore>
<ignore>/usr/bin/inotifywatch</ignore>
<ignore type="sregex">/var/www*</ignore>
<ignore type="sregex">/OESP/www*</ignore>
</syscheck>
<!-- Files to monitor (localfiles) -->
<localfile>
<log_format>syslog</log_format>
<location>/var/log/messages</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/secure</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/maillog</location>
</localfile>
<localfile>
<log_format>apache</log_format>
<location>/var/log/httpd/error_log</location>
</localfile>
<localfile>
<log_format>apache</log_format>
<location>/var/log/httpd/access_log</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/ossec/logs/active-responses.log</location>
</localfile>
</agent_config>
<agent_config os="Windows">
<syscheck>
<!-- Frequency that syscheck is executed - default to every 22 hours -->
<frequency>79200</frequency>
<!-- Windows files to ignore -->
<ignore>C:\WINDOWS/System32/LogFiles</ignore>
<ignore>C:\WINDOWS/Debug</ignore>
<ignore>C:\WINDOWS/WindowsUpdate.log</ignore>
<ignore>C:\WINDOWS/iis6.log</ignore>
<ignore>C:\WINDOWS/system32/wbem/Logs</ignore>
<ignore>C:\WINDOWS/system32/wbem/Repository</ignore>
<ignore>C:\WINDOWS/Prefetch</ignore>
<ignore>C:\WINDOWS/PCHEALTH/HELPCTR/DataColl</ignore>
<ignore>C:\WINDOWS/SoftwareDistribution</ignore>
<ignore>C:\WINDOWS/Temp</ignore>
<ignore>C:\WINDOWS/system32/config</ignore>
<ignore>C:\WINDOWS/system32/spool</ignore>
<ignore>C:\WINDOWS/system32/CatRoot</ignore>
</syscheck>
</agent_config>
<agent_config>
<rootcheck>
<rootkit_files>/var/ossec/etc/shared/rootkit_files.txt</rootkit_files>
<rootkit_trojans>/var/ossec/etc/shared/rootkit_trojans.txt</rootkit_trojans>
<system_audit>/var/ossec/etc/shared/system_audit_rcl.txt</system_audit>
<system_audit>/var/ossec/etc/shared/cis_debian_linux_rcl.txt</system_audit>
<system_audit>/var/ossec/etc/shared/cis_rhel_linux_rcl.txt</system_audit>
<system_audit>/var/ossec/etc/shared/cis_rhel5_linux_rcl.txt</system_audit>
<ignore>/usr/bin/inotifywait</ignore>
<ignore>/usr/bin/inotifywatch</ignore>
<ignore type="sregex">/var/www*</ignore>
<ignore type="sregex">/OESP/www*</ignore>
</rootcheck>
</agent_config>
On Thu, Jun 14, 2012 at 10:07 AM, dan (ddp) <[email protected]> wrote:
> On Wed, Jun 13, 2012 at 6:18 PM, Wilson Ricardo <[email protected]> wrote:
>> actually it's not worked :(
>>
>> I realy dont know what to do.
>>
>> And if I dont turn off the nfs check, I'll need to change the solution.
>>
>> Thank you again!
>>
>
> Please post your entire ossec.conf and agent.conf.
>
>> On Wed, Jun 13, 2012 at 12:42 PM, Wilson Ricardo <[email protected]>
>> wrote:
>>> It worked!
>>>
>>> The ploblem was that i was changing the /var/ossec/etc/ossec.conf on
>>> the clients, but not the /var/ossec/etc/shared/agent.conf.
>>>
>>> Thanks a lot!
>>>
>>> On Wed, Jun 13, 2012 at 12:15 PM, dan (ddp) <[email protected]> wrote:
>>>> On Wed, Jun 13, 2012 at 11:10 AM, Wilson Ricardo <[email protected]>
>>>> wrote:
>>>>> No:
>>>>>
>>>>> (...)
>>>>> <syscheck>
>>>>> <!-- Frequency that syscheck is executed - default to every 22 hours
>>>>> -->
>>>>> <frequency>79200</frequency>
>>>>>
>>>>> <!-- Directories to check (perform all possible verifications) -->
>>>>> <directories check_all="yes">/etc,/usr/bin,/usr/sbin</directories>
>>>>> <directories check_all="yes">/bin,/sbin</directories>
>>>>> (...)
>>>>>
>>>>> On Wed, Jun 13, 2012 at 12:07 PM, dan (ddp) <[email protected]> wrote:
>>>>>> On Wed, Jun 13, 2012 at 11:01 AM, Wilson Ricardo <[email protected]>
>>>>>> wrote:
>>>>>>> It is exactly what is happening.
>>>>>>> The volume is checked is every client, with obvious negative effects.
>>>>>>>
>>>>>>> On Wed, Jun 13, 2012 at 11:58 AM, dan (ddp) <[email protected]> wrote:
>>>>>>>> On Wed, Jun 13, 2012 at 10:44 AM, Wilson Ricardo
>>>>>>>> <[email protected]> wrote:
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> I configured the ossec.conf to ignore the mounted volumes, but the
>>>>>>>>> ossec is still checking nfs volumes.
>>>>>>>>> ossec.conf:
>>>>>>>>>
>>>>>>>>> <syscheck>
>>>>>>>>> <!-- Frequency that syscheck is executed - default to every 22
>>>>>>>>> hours -->
>>>>>>>>> <frequency>79200</frequency>
>>>>>>>>>
>>>>>>>>> <!-- Directories to check (perform all possible verifications) -->
>>>>>>>>> <directories check_all="yes">/etc,/usr/bin,/usr/sbin</directories>
>>>>>>>>> <directories check_all="yes">/bin,/sbin</directories>
>>>>>>>>>
>>>>>>>>> <!-- Files/directories to ignore -->
>>>>>>>>> <ignore>/etc/mtab</ignore>
>>>>>>>>> <ignore>/etc/mnttab</ignore>
>>>>>>>>> <ignore>/etc/hosts.deny</ignore>
>>>>>>>>> <ignore>/etc/mail/statistics</ignore>
>>>>>>>>> <ignore>/etc/random-seed</ignore>
>>>>>>>>> <ignore>/etc/adjtime</ignore>
>>>>>>>>> <ignore>/etc/httpd/logs</ignore>
>>>>>>>>> <ignore>/etc/utmpx</ignore>
>>>>>>>>> <ignore>/etc/wtmpx</ignore>
>>>>>>>>> <ignore>/etc/cups/certs</ignore>
>>>>>>>>> <ignore>/etc/dumpdates</ignore>
>>>>>>>>> <ignore>/etc/prelink.cache</ignore>
>>>>>>>>> <ignore>/etc/svc/volatile</ignore>
>>>>>>>>> <ignore>/usr/bin/inotifywait</ignore>
>>>>>>>>> <ignore>/usr/bin/inotifywatch</ignore>
>>>>>>>>> <ignore type="sregex">/var/www*</ignore>
>>>>>>>>> (...)
>>>>>>>>>
>>>>>>>>> <rootcheck>
>>>>>>>>>
>>>>>>>>> <rootkit_files>/var/ossec//etc/shared/rootkit_files.txt</rootkit_files>
>>>>>>>>>
>>>>>>>>> <rootkit_trojans>/var/ossec//etc/shared/rootkit_trojans.txt</rootkit_trojans>
>>>>>>>>>
>>>>>>>>> <system_audit>/var/ossec//etc/shared/system_audit_rcl.txt</system_audit>
>>>>>>>>>
>>>>>>>>> <system_audit>/var/ossec//etc/shared/cis_rhel_linux_rcl.txt</system_audit>
>>>>>>>>>
>>>>>>>>> <system_audit>/var/ossec//etc/shared/cis_rhel5_linux_rcl.txt</system_audit>
>>>>>>>>> <ignore type="sregex">/var/www*</ignore>
>>>>>>>>> </rootcheck>
>>>>>>>>>
>>>>>>>>> Versions:
>>>>>>>>> ossec-hids-client-2.6-12.el5.art
>>>>>>>>> ossec-hids-2.6-12.el5.art
>>>>>>>>> Linux img02 2.6.18-194.3.1.el5 #1 SMP Thu May 13 13:08:30 EDT 2010
>>>>>>>>> x86_64 x86_64 x86_64 GNU/Linux
>>>>>>>>> CentOS release 5.5 (Final)
>>>>>>>>>
>>>>>>>>> Mount points:
>>>>>>>>> [root@img02 ~]# mount
>>>>>>>>> /dev/sdb1 on / type ext3 (rw)
>>>>>>>>> proc on /proc type proc (rw)
>>>>>>>>> sysfs on /sys type sysfs (rw)
>>>>>>>>> devpts on /dev/pts type devpts (rw,gid=5,mode=620)
>>>>>>>>> /dev/sdb5 on /tmp type ext3 (rw)
>>>>>>>>> /dev/sda1 on /boot type ext3 (rw)
>>>>>>>>> tmpfs on /dev/shm type tmpfs (rw)
>>>>>>>>> none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
>>>>>>>>> sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw)
>>>>>>>>> IP:/vol2/db_files/xml/galerias on /var/www/html/galerias type nfs
>>>>>>>>> (ro,rsize=32768,wsize=32768)
>>>>>>>>> IP:/vol2/mm_files/fotos on /var/www/html/fotos type nfs
>>>>>>>>> (ro,rsize=32768,wsize=32768)
>>>>>>>>> IP:/vol4/ on /var/www/vol4 type nfs (rw,rsize=32768,wsize=32768)
>>>>>>>>> (...)
>>>>>>>>>
>>>>>>>>> I already tried <ignore>/var/www</ignore>, and tried to ignore every
>>>>>>>>> mount point creating one <ignore> each one.
>>>>>>>>>
>>>>>>>>> What am I missing?
>>>>>>>>>
>>>>>>>>> Thank you.
>>>>>>>>
>>>>>>>> It doesn't even look like you have a <directories> setup for
>>>>>>>> /var(/www). So I'm not sure why it would be checking it in the first
>>>>>>>> place.
>>>>>>>>
>>>>>>>> But I don't think ignore works like everyone thinks it does. It still
>>>>>>>> checks everything, just ignores the results.
>>>>>>
>>>>>> So, is /var defined in a <directories> on these agents or something?
>>>>
>>>> Then it shouldn't be checking there at all. Double check your
>>>> configurations. /var/ossec/etc/ossec.conf and
>>>> /var/ossec/etc/shared/agent.conf. Check for links to /var/www in other
>>>> directories that are being checked. Check /var/ossec/logs/ossec.log
>>>> for syscheckd logs mentioning /var.
