SigmaHQ/rules/linux/lnx_file_or_folder_permissions.yml
2020-09-13 22:03:04 -06:00

24 lines
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YAML

title: File or Folder Permissions Change
id: 74c01ace-0152-4094-8ae2-6fd776dd43e5
status: experimental
description: Detects file and folder permission changes
author: Jakob Weinzettl, oscd.community
date: 2019/09/23
references:
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1222.002/T1222.002.yaml
logsource:
product: linux
service: auditd
detection:
selection:
type: 'EXECVE'
a0|contains:
- 'chmod'
- 'chown'
condition: selection
falsepositives:
- User interracting with files permissions (normal/daily behaviour)
level: low
tags:
- attack.defense_evasion
- attack.t1222.002