Hi,
This is server A's configuration:
*/var/ossec/etc/ossec.conf*
<ossec_config>
<global>
<email_notification>no</email_notification>
</global>
<remote>
<connection>secure</connection>
</remote>
<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>web_appsec_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/svc/volatile</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_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>
</rootcheck>
<active-response>
<disabled>yes</disabled>
</active-response>
<alerts>
<log_alert_level>1</log_alert_level>
</alerts>
<!-- 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/auth.log</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/syslog</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/mail.info</location>
</localfile>
<localfile>
<log_format>full_command</log_format>
<command>netstat -tan |grep LISTEN |grep -v 127.0.0.1 | sort</command>
</localfile>
<localfile>
<log_format>full_command</log_format>
<command>last -n 5</command>
</localfile>
</ossec_config>
*/var/ossec/ossec-agent/etc/ossec.conf*
<ossec_config>
<client>
<server-ip>192.168.1.211</server-ip>
</client>
<rootcheck>
<disabled>yes</disabled>
</rootcheck>
<active-response>
<disabled>yes</disabled>
</active-response>
<localfile>
<log_format>ossecalert</log_format>
<location>/var/ossec/logs/alerts/alerts.log</location>
</localfile>
</ossec_config>
Do you need more info?
thanks a lot
El viernes, 22 de noviembre de 2013 14:07:47 UTC+1, dan (ddpbsd) escribió:
>
> On Fri, Nov 22, 2013 at 8:04 AM, Gonzalo Sanchez
> <[email protected] <javascript:>> wrote:
> >
> >>> I solved this problem by modifying the file
> /var/ossec/bin/ossec-control
> >>> on
> >>> Server A
> >>>
> >>> Right.
> >>>
> >
> >>What did you change?
> >
> > On Server A, file /var/ossec/bin/ossec-control I modified next lines:
> >
> > DAEMONS="ossec-monitord ossec-logcollector ossec-remoted ossec-syscheckd
> > ossec-analysisd ossec-maild ossec-execd ${DB_DAEMON} ${CSYSLOG_DAEMON}
> > ${AGENTLESS_DAEMON}"
> >
> > SDAEMONS="${DB_DAEMON} ${CSYSLOG_DAEMON} ${AGENTLESS_DAEMON} ossec-maild
> > ossec-execd ossec-analysisd ossec-logcollector ossec-syscheckd
> > ossec-monitord ossec-remoted"
> >
> > And on file /var/ossec/etc/ossec.conf I added next lines:
> >
> > <remote>
> > <connection>secure</connection>
> > </remote>
> >
>
>
> Thanks. I think I see an easy fix for this in the installation.
>
> >>I'm going to go out on a limb and guess that Server A isn't monitoring
> >>its /var/ossec/logs/alerts/alerts.log, but it's hard to be sure
> >>without any real information.
> >
> > What information do you need?
>
> Configurations, especially server a's.
>
> > Can you explain how to solve the problem?
> >
>
> Probably, but I'll have to find out exactly what it is first.
>
> > Thanks a lot
> >
> > El viernes, 22 de noviembre de 2013 13:55:23 UTC+1, dan (ddpbsd)
> escribió:
> >>
> >> On Fri, Nov 22, 2013 at 7:41 AM, Gonzalo Sanchez
> >> <[email protected]> wrote:
> >> > Hi all,
> >> >
> >> > A few days ago I installed OSSEC in Hybrid mode on a server.
> >> >
> >> > The scheme is as follows :
> >> >
> >> >
> >> > PC User ---------- Server A ------------ Server B
> >> >
> >> > On PC User I installed OSSEC in Agent mode.
> >> > On Server A I installed OSSEC in Hybrid mode.
> >> > On Server B I installed OSSEC in Server mode.
> >> >
> >> > Right.
> >> >
> >> > The first thing I detected was that in Server B appeares Server A as
> >> > Active
> >> > . This confirms that the Agent Server A part works .
> >> >
> >> > Later detected that PC User NOT appears as Active on Server A. This
> >> > problem
> >> > occurs because ossec-remoted service NOT starts.
> >> > Why?
> >> > Because installing OSSEC in Hybrid mode , install OSSEC TWICE:
> >> >
> >> > - Agent Mode
> >> > - Local Mode
> >> >
> >>
> >> It should have installed server mode, not local.
> >>
> >> > In Local mode , ossec-remoted NO starts. Therefore, no agent can
> connect
> >> > to
> >> > Server A.
> >> >
> >> > Right.
> >> >
> >> > I solved this problem by modifying the file
> >> > /var/ossec/bin/ossec-control on
> >> > Server A
> >> >
> >> > Right.
> >> >
> >>
> >> What did you change?
> >>
> >> > Now , PC User appears as Active on Server A and sends events to
> >> > /var/ossec/logs/alerts/alerts.log on Server A.
> >> >
> >> > Now the 2nd problem occurs.
> >> >
> >> > The events sent to Server A PC User and stored in
> >> > /var/ossec/logs/alerts.log
> >> > NOT FORWARDED to Server B.
> >> >
> >> > If I check the file /var/ossec/logs/alerts/alerts.logs on Server A,
> PC
> >> > Userv
> >> > events NOT APPEARS , only appears Server A events sended ny Server A
> >> > Agent.
> >> >
> >>
> >> I'm going to go out on a limb and guess that Server A isn't monitoring
> >> its /var/ossec/logs/alerts/alerts.log, but it's hard to be sure
> >> without any real information.
> >>
> >> > Does this make sense ?
> >> >
> >>
> >> Mostly.
> >>
> >> > Does this have a solution?
> >> >
> >>
> >> Probably.
> >>
> >> > If not, then the Hybrid mode is totally useless.
> >> >
> >> > Any idea?
> >> >
> >>
> >> A few.
> >>
> >> > Thanks
> >> >
> >> > --
> >> >
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