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Sigma detection rules

1 rules indexed · SIEM-agnostic detection content
Sigma is the open generic signature format for SIEM systems. Each rule below converts to native syntax for Splunk, Elastic, Sentinel, and other SIEMs. Expand any rule to see its raw YAML.

Detection rules

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medium
Cisco Denial of Service
Detect a system being shutdown or put into different boot mode
status test author Austin Clark id d94a35f0-7a29-45f6-90a0-80df6159967c
view Sigma YAML
title: Cisco Denial of Service
id: d94a35f0-7a29-45f6-90a0-80df6159967c
status: test
description: Detect a system being shutdown or put into different boot mode
author: Austin Clark
date: 2019-08-15
modified: 2023-01-04
tags:
    - attack.impact
    - attack.t1495
    - attack.t1529
    - attack.t1565.001
logsource:
    product: cisco
    service: aaa
detection:
    keywords:
        - 'shutdown'
        - 'config-register 0x2100'
        - 'config-register 0x2142'
    condition: keywords
falsepositives:
    - Legitimate administrators may run these commands, though rarely.
level: medium
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