OpenCanary - NMAP XMAS Scan

Description

Detects instances where an OpenCanary node has been targeted by a NMAP XMAS Scan

Query · sigma

selection:
  logtype: 5004
condition: selection

Known false positives

  • Unlikely
Raw source OpenCanary - NMAP XMAS Scan · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: OpenCanary - NMAP XMAS Scan
id: d7553d7b-f485-479c-b192-cdac6edd83a4
status: experimental
description: Detects instances where an OpenCanary node has been targeted by a NMAP XMAS Scan
references:
    - https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration
    - https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52
author: Marco Pedrinazzi (@pedrinazziM)
date: 2026-01-06
tags:
    - attack.discovery
    - attack.t1046
logsource:
    category: application
    product: opencanary
detection:
    selection:
        logtype: 5004
    condition: selection
falsepositives:
    - Unlikely
level: high

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