sigmamediumHunting

System Integrity Protection (SIP) Disabled

Detects the use of csrutil to disable the Configure System Integrity Protection (SIP). This technique is used in post-exploit scenarios.

MITRE ATT&CK

T1518.001

discovery

Detection Query

selection:
  Image|endswith: /csrutil
  CommandLine|contains: disable
condition: selection

Author

Joseliyo Sanchez, @Joseliyo_Jstnk

Created

2024-01-02

Data Sources

macosProcess Creation Events

Platforms

macos

References

Tags

attack.discoveryattack.t1518.001

Raw Content

title: System Integrity Protection (SIP) Disabled
id: 3603f18a-ec15-43a1-9af2-d196c8a7fec6
status: test
description: |
    Detects the use of csrutil to disable the Configure System Integrity Protection (SIP). This technique is used in post-exploit scenarios.
references:
    - https://ss64.com/osx/csrutil.html
    - https://objective-see.org/blog/blog_0x6D.html
    - https://www.welivesecurity.com/2017/10/20/osx-proton-supply-chain-attack-elmedia/
    - https://www.virustotal.com/gui/file/05a2adb266ec6c0ba9ed176d87d8530e71e845348c13caf9f60049760c312cd3/behavior
author: Joseliyo Sanchez, @Joseliyo_Jstnk
date: 2024-01-02
tags:
    - attack.discovery
    - attack.t1518.001
logsource:
    product: macos
    category: process_creation
detection:
    # VT Query: behavior_processes:"csrutil status" p:5+ type:mac
    selection:
        Image|endswith: '/csrutil'
        CommandLine|contains: 'disable'
    condition: selection
falsepositives:
    - Unknown
level: medium