On Tuesday, August 5, 2014 7:40:10 AM UTC-4, dan (ddpbsd) wrote:
>
> On Mon, Aug 4, 2014 at 8:05 PM, Tim Boyer <[email protected] <javascript:>>
> wrote:
> >
> >
> > On Monday, August 4, 2014 11:18:26 AM UTC-4, dan (ddpbsd) wrote:
> >>
> >> On Mon, Aug 4, 2014 at 10:56 AM, Tim Boyer <[email protected]> wrote:
> >> >
> >> > On Monday, August 4, 2014 9:30:26 AM UTC-4, dan (ddpbsd) wrote:
> >> >>
> >> >> Is there anything useful in ossec.log related to this? Can you
> >> >> reproduce this on a recent version of OSSEC?
> >> >>
> >> >>
> >> >
> >> > Nothing helpful. Only difference between this startup and a normal
> >> > startup
> >> > is
> >> >
> >> > 2014/08/04 10:51:48 ossec-syscheckd(1210): ERROR: Queue
> >> > '/var/ossec/queue/ossec/queue' not accessible: 'Connection refused'.
> >> > 2014/08/04 10:51:48 ossec-rootcheck(1210): ERROR: Queue
> >> > '/var/ossec/queue/ossec/queue' not accessible: 'Connection refused'.
> >> >
> >>
> >> Nothing before this? These are a symptom of a failure somewhere.
> >>
> >> I just tried adding 30ish rules with srcip and didn't have any issues.
> >> I'm running post 2.8, and I don't have your exact setup, so this may
> >> prove nothing.
> >>
> >> > Looks like it's time to move to 2.8. Let me see what it will take.
> >> > Thanks...
> >> >
> >>
> >
> > Dang. Spoke too soon. It worked only because ossec.conf got
> overwritten
> > during the upgrade, and didn't include local_nessus_rules.xml in the
> rule
> > list. Put it in, and same problem.
> >
> > Next step: save everything; completely remove ossec; install 2.8 fresh.
> > Same problem.
> >
> > I suspect a timing problem. log says:
> >
> > 2014/08/04 19:53:01 ossec-analysisd: INFO: Reading rules file:
> > 'attack_rules.xml'
> > 2014/08/04 19:53:01 ossec-analysisd: INFO: Reading rules file:
> > 'local_rules.xml'
> > 2014/08/04 19:53:01 ossec-remoted: INFO: Started (pid: 15507).
> > 2014/08/04 19:53:01 ossec-remoted: INFO: Started (pid: 15508).
> > 2014/08/04 19:53:01 ossec-rootcheck: System audit file not configured.
> > 2014/08/04 19:53:01 ossec-analysisd: INFO: Reading rules file:
> > 'local_nessus_rules.xml'
> >
> > and I think that analysisd is still reading while other things are
> starting.
> > But no idea how to prove or fix.
> >
>
> I don't really know what that means.
> Can you provide your ossec.conf and local_nessus_rules.xml?
>
> ossec.conf:
>
<ossec_config>
<global>
<email_notification>yes</email_notification>
<email_to>tim</email_to>
<smtp_server>localhost</smtp_server>
<email_from>ossecm@master</email_from>
<email_maxperhour>100</email_maxperhour>
</global>
<email_alerts>
<email_to>LINUX</email_to>
<level>5</level>
<!-- Prod -->
<event_location>10.101.32.205|10.101.32.206|10.101.59|10.101.58|10.101.25|10.101.26|10.101.27|10.101.29|10.101.17|10.100.17</event_location>
<do_not_group />
</email_alerts>
<email_alerts>
<email_to>LINUX</email_to>
<level>10</level>
<!-- Dev and COOP -->
<event_location>10.100.58|10.100.59|10.100.21.70|10.100.25|10.100.25|10.100.26|10.100.27|10.100.29</event_location>
<do_not_group />
</email_alerts>
<email_alerts>
<email_to>WINDOWS</email_to>
<level>5</level>
<!-- Prod -->
<event_location>10.101.42|10.101.43|10.101.44|10.101.45|10.101.46|10.101.52|10.101.53|10.101.21|10.101.19|10.101.17|10.100.17|10.101.18.40|10.103.17.40|</event_location>
<do_not_group />
</email_alerts>
<email_alerts>
<email_to>WINDOWS</email_to>
<level>10</level>
<!-- Dev and COOP -->
<event_location>10.100.19|10.100.21|10.100.42|10.100.43|10.100.44|10.100.51|10.100.52|10.100.53|10.100.26.77</event_location>
<do_not_group />
</email_alerts>
<reports>
<category>syscheck</category>
<title>Daily report: file change summary</title>
<email_to>tim</email_to>
</reports>
<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>local_rules.xml</include>
<include>local_nessus_rules.xml</include>
</rules>
<syscheck>
<!-- Frequency that syscheck is executed -- default every 20 hours -->
<frequency>72000</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/hosts.deny</ignore>
<ignore>/etc/mail/statistics</ignore>
<ignore>/etc/random-seed</ignore>
<ignore>/etc/adjtime</ignore>
<ignore>/etc/httpd/logs</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>
</rootcheck>
<global>
<white_list>127.0.0.1</white_list>
</global>
<remote>
<connection>secure</connection>
</remote>
<alerts>
<log_alert_level>1</log_alert_level>
<email_alert_level>7</email_alert_level>
</alerts>
<command>
<name>host-deny</name>
<executable>host-deny.sh</executable>
<expect>srcip</expect>
<timeout_allowed>yes</timeout_allowed>
</command>
<command>
<name>firewall-drop</name>
<executable>firewall-drop.sh</executable>
<expect>srcip</expect>
<timeout_allowed>yes</timeout_allowed>
</command>
<command>
<name>disable-account</name>
<executable>disable-account.sh</executable>
<expect>user</expect>
<timeout_allowed>yes</timeout_allowed>
</command>
<active-response>
<disabled>yes</disabled>
</active-response>
<!-- 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/authlog</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/secure</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/xferlog</location>
</localfile>
<localfile>
<log_format>syslog</log_format>
<location>/var/log/maillog</location>
</localfile>
<localfile>
<log_format>apache</log_format>
<location>/var/www/logs/access_log</location>
</localfile>
<localfile>
<log_format>apache</log_format>
<location>/var/www/logs/error_log</location>
</localfile>
</ossec_config>
and nessus rules. It works if I cut off after 105030.
<group name="local,syslog,">
<rule id="105010" level="0">
<if_level>2</if_level>
<srcip>10.100.131.26</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105011" level="0">
<match>10.100.131.26</match>
<description>Another nessus scan</description>
</rule>
<rule id="105012" level="0">
<if_level>2</if_level>
<srcip>10.101.127.38</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105016" level="0">
<if_level>2</if_level>
<srcip>10.101.127.51</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105018" level="0">
<if_level>2</if_level>
<srcip>10.101.127.50</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105020" level="0">
<if_level>2</if_level>
<srcip>10.101.127.45</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105022" level="0">
<if_level>2</if_level>
<srcip>10.101.127.44</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105024" level="0">
<if_level>2</if_level>
<srcip>10.102.127.22</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105026" level="0">
<if_level>2</if_level>
<srcip>10.102.127.14</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105028" level="0">
<if_level>2</if_level>
<srcip>10.102.127.13</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105030" level="0">
<if_level>2</if_level>
<srcip>10.103.131.25</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105032" level="0">
<if_level>2</if_level>
<srcip>10.103.131.22</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105033" level="0">
<if_level>2</if_level>
<srcip>10.103.131.26</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105034" level="0">
<if_level>2</if_level>
<srcip>10.100.131.25</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105036" level="0">
<if_level>2</if_level>
<srcip>10.100.131.23</srcip>
<description>Another nessus scan</description>
</rule>
<rule id="105038" level="0">
<if_level>2</if_level>
<srcip>10.100.131.22</srcip>
<description>Another nessus scan</description>
</rule>
</group>
<!-- SYSLOG,LOCAL -->
<!-- EOF -->
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