Hello 

  You will need to configure the frequency and timeframe in the rule 100003 
(http://ossec-docs.readthedocs.io/en/latest/syntax/head_rules.html).
You can see some examples 
here: 
https://github.com/ossec/ossec-hids/blob/72641d6f22c63b97f290ae22d47a79032b56d0fd/etc/rules/sshd_rules.xml#L49

Best Regards, 
Alberto R. 

On Tuesday, April 24, 2018 at 11:49:58 AM UTC+2, Chinmay Pandya wrote:
>
> I created 2 custom rules. Rule id 100002 and 100003. 
>
> Rule id 100002 is with alert level1 and 100003 with alert level 8. 
>
> Rule 100003 is based on frequency of alert 10002
>
> If I use ossec-logtest to confirm that rule id 1003 correctly. But when I 
> run restarted ossec, it always matches rule id 100002 and never 100003.
>
> I even coped the syslog message from alert and gave it to logtest on same 
> server and it is able to trigger rule id 100003. So i don't know why ossec 
> always matches 100002 only
>
> this are my rules
>
>  <rule id="100002" level="1">
>>     <decoded_as>iptables</decoded_as>
>>     <match> entered promiscuous mode</match>
>>     <description>Interface entered in promiscuous(sniffing) 
>> mode.</description>
>>   </rule>
>>
>>
>>   <rule id="100003" level="8">
>>     <if_matched_sid>100002</if_matched_sid>
>>     <same_location />
>>     <same_id />
>>     <regex>device (\S+) entered promiscuous mode$</regex>
>>     <description>Interface entered in promiscuous(sniffing) mode 2x in 24 
>> hrs.</description>
>>   </rule>
>>
>
>
>

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