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Detection rules › Sigma

Named Pipe Created Via Mkfifo

Status
test
Severity
low
Log source
category process_creation, product linux
Author
Nasreddine Bencherchali (Nextron Systems)
Source
github.com/SigmaHQ/sigma

Detects the creation of a new named pipe using the "mkfifo" utility

MITRE ATT&CK coverage

TacticTechniques
ExecutionNo specific technique

Telemetry coverage

PlatformRecord / event type
LinuxEvent ID 1: Process Create

Rule body

title: Named Pipe Created Via Mkfifo
id: 9d779ce8-5256-4b13-8b6f-b91c602b43f4
status: test
description: Detects the creation of a new named pipe using the "mkfifo" utility
references:
    - https://dev.to/0xbf/use-mkfifo-to-create-named-pipe-linux-tips-5bbk
    - https://www.mandiant.com/resources/blog/barracuda-esg-exploited-globally
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-06-16
tags:
    - attack.execution
logsource:
    category: process_creation
    product: linux
detection:
    selection:
        Image|endswith: '/mkfifo'
    condition: selection
falsepositives:
    - Unknown
level: low

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    Image|endswith: '/mkfifo'

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
Imageends_with
  • /mkfifo
field:"Image" kind:ends_with value:"/mkfifo"