edr-research-rust/rules/detect_ls.yaml

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2026-03-30 14:19:13 +02:00
title: Enumération de /etc/passwd via ls
id: b3f1c2a4-9e7d-4b2a-8f0e-1a2b3c4d5e6f
status: experimental
description: Détecte l'exécution exacte de la commande "ls /etc/passwd"
references:
- https://attack.mitre.org/techniques/T1087/
author: Detection Rule
date: 2024-01-01
tags:
- attack.discovery
- attack.t1087.001
logsource:
category: process_creation
product: linux
detection:
selection:
Image|endswith: '/ls'
CommandLine|contains: '/etc/passwd'
filter_legit_users:
User|contains:
- 'monitoring'
- 'backup'
condition: selection and not 1 of filter_*
falsepositives:
- Aucun (la commande exacte est très spécifique)
level: high