Sigma rule: System Information Discovery Using sw_vers

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-d8bd3e48cd20, updated 2023-12-20T00:00:00.000Z.

Rule

Title
System Information Discovery Using sw_vers
Status
test
Level
medium
Author
Joseliyo Sanchez, @Joseliyo_Jstnk
Date
2023-12-20
File
rules/macos/process_creation/proc_creation_macos_swvers_discovery.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the use of "sw_vers" for system information discovery

Log source

product
macos
category
process_creation

Detection

# VT Query: 'behavior_processes:"sw_vers" and (behavior_processes:"-productVersion" or behavior_processes:"-productName" or behavior_processes:"-buildVersion") tag:dmg p:5+'
selection_image:
    Image|endswith: '/sw_vers'
selection_options:
    CommandLine|contains:
        - '-buildVersion'
        - '-productName'
        - '-productVersion'
condition: all of selection_*

False positives (as the rule lists them)

  • Legitimate administrative activities

Tags

  • attack.discovery
  • attack.t1082

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/macos/process_creation/proc_creation_macos_swvers_discovery.yml

Sources and licences

  • SigmaHQ

    "System Information Discovery Using sw_vers" by Joseliyo Sanchez, @Joseliyo_Jstnk (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/macos/process_creation/proc_creation_macos_swvers_discovery.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: System Information Discovery Using sw_vers",
entity page, dataset version ref-d8bd3e48cd20, updated 2023-12-20T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/5de06a6f-673a-4fc0-8d48-bcfe3837b033 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 5de06a6f-673a-4fc0-8d48-bcfe3837b033, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.