System and Hardware Information Discovery — Sigma Rule

Rule metadata and linked tags

Author: Ömer Günal, oscd.community. Source status: stable; severity: informational. Source dates: 2020-10-08 / 2022-11-26.

{
  "product": "linux",
  "service": "auditd"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 9d6a2f70383b469ac458db7aa771e81384e882caaf0ee88f75a1a6f16b43f925

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: System and Hardware Information Discovery
id: 1f358e2e-cb63-43c3-b575-dfb072a6814f
related:
    - id: 42df45e7-e6e9-43b5-8f26-bec5b39cc239
      type: derived
status: stable
description: Detects system information discovery commands
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1082/T1082.md#atomic-test-4---linux-vm-check-via-hardware
author: Ömer Günal, oscd.community
date: 2020-10-08
modified: 2022-11-26
tags:
    - attack.discovery
    - attack.t1082
logsource:
    product: linux
    service: auditd
detection:
    selection:
        type: 'PATH'
        name:
            - '/sys/class/dmi/id/bios_version'
            - '/sys/class/dmi/id/product_name'
            - '/sys/class/dmi/id/chassis_vendor'
            - '/proc/scsi/scsi'
            - '/proc/ide/hd0/model'
            - '/proc/version'
            - '/etc/*version'
            - '/etc/*release'
            - '/etc/issue'
    condition: selection
falsepositives:
    - Legitimate administration activities
level: informational

Original YAML and metadata in JSON

False positives

• Legitimate administration activities

Source references

• https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1082/T1082.md#atomic-test-4---linux-vm-check-via-hardware