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blue-team-tools/rules/linux/process_creation/proc_creation_lnx_local_groups.yml
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2022-11-28 06:43:17 +01:00

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title: Local Groups Discovery - Linux
id: 676381a6-15ca-4d73-a9c8-6a22e970b90d
status: test
description: Detects enumeration of local system groups. Adversaries may attempt to find local system groups and permission settings
references:
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.001/T1069.001.md
author: Ömer Günal, Alejandro Ortuno, oscd.community
date: 2020/10/11
modified: 2022/11/27
tags:
- attack.discovery
- attack.t1069.001
logsource:
category: process_creation
product: linux
detection:
selection_1:
Image|endswith: '/groups'
selection_2:
Image|endswith:
- '/cat'
- '/head'
- '/tail'
- '/more'
CommandLine|contains: '/etc/group'
condition: 1 of selection*
falsepositives:
- Legitimate administration activities
level: low