IPsec received a packet from a remote computer with an incorrect Security Parameter Index (SPI)

Description

IPsec received a packet from a remote computer with an incorrect Security Parameter Index (SPI)

Fires when

Wazuh evaluates a chain top-down. Every rule above this one must match on the same event before this rule is tested at all.

  1. 18100 Group of windows rules. anchor level 0
    Matches no fields of its own.
  2. 18104 Windows audit success event. anchor level 0
    Matches no fields of its own.
  3. 18658 IPsec received a packet from a remote computer with an incorrect Security Parameter Index (SPI) refinement level 4 this rule
    Matches no fields of its own.

Rule dependencies

Depends on

Rule logic

Source file
Raw source IPsec received a packet from a remote computer with an incorrect Security Parameter Index (SPI) · Wazuh XML
Esc
Published by Wazuh Core Ruleset ↗, licensed under GPLv2 ↗. Reproduced here unmodified. 
<rule id="18658" level="4">
    <if_sid>18104</if_sid>
    <id>^4965$</id>
    <description>IPsec received a packet from a remote computer with an incorrect Security Parameter Index (SPI)</description>
    <mitre>
      <id>T1095</id>
    </mitre>
    <group>windows,</group>
  </rule>

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