SigmaHQ/rules/linux/macos_split_file_into_pieces.yml
2021-04-03 00:08:55 +02:00

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YAML

title: 'Split A File Into Pieces'
id: 7f2bb9d5-6395-4de5-969c-70c11fbe6b12
status: experimental
description: 'Detection use of the command "split" to split files into parts and possible transfer.'
# For this rule to work you must enable audit of process execution in OpenBSM, see link
# https://osquery.readthedocs.io/en/stable/deployment/process-auditing/#macos-process-socket-auditing
author: 'Igor Fits, Mikhail Larin, oscd.community'
date: 2020/10/15
references:
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1030/T1030.md
logsource:
product: macos
category: process_creation
detection:
selection:
Image|endswith: '/split'
condition: selection
falsepositives:
- 'Legitimate administrative activity'
level: low
tags:
- attack.exfiltration
- attack.t1030