Exim: brute force attack (multiple auth failures).

Description

Exim: brute force attack (multiple auth failures).

Query · wazuh

if_matched_sid=87502 AND same_source_ip frequency=8 timeframe=240

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Analyst notes

frequency=8; timeframe=240s; same_source_ip

Raw source Exim: brute force attack (multiple auth failures). · Wazuh XML
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Published by Wazuh Core Ruleset ↗, licensed under GPLv2 ↗. Reproduced here unmodified. 
<rule id="87503" level="10" frequency="8" timeframe="240">
    <if_matched_sid>87502</if_matched_sid>
    <same_source_ip />
    <description>Exim: brute force attack (multiple auth failures).</description>
    <mitre>
      <id>T1110</id>
    </mitre>
    <group>authentication_failures,gdpr_IV_32.2,gdpr_IV_35.7.d,pci_dss_10.2.4,pci_dss_10.2.5,pci_dss_11.4,</group>
  </rule>

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