mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-06 17:35:19 +00:00
30 lines
937 B
YAML
30 lines
937 B
YAML
title: 'File Time Attribute Change'
|
|
id: 88c0f9d8-30a8-4120-bb6b-ebb54abcf2a0
|
|
status: experimental
|
|
description: 'Detect file time attribute change to hide new or changes to existing files.'
|
|
# For this rule to work you must enable audit of process execution in OpenBSM, see
|
|
# https://osquery.readthedocs.io/en/stable/deployment/process-auditing/#macos-process-socket-auditing
|
|
author: 'Igor Fits, Mikhail Larin, oscd.community'
|
|
date: 2020/10/19
|
|
references:
|
|
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1070.006/T1070.006.md
|
|
logsource:
|
|
product: macos
|
|
category: process_creation
|
|
detection:
|
|
selection1:
|
|
Image|endswith: '/touch'
|
|
selection2:
|
|
CommandLine|contains:
|
|
- '-t'
|
|
- '-acmr'
|
|
- '-d'
|
|
- '-r'
|
|
condition: selection1 and selection2
|
|
falsepositives:
|
|
- 'Unknown'
|
|
level: medium
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1070.006
|