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Detection rules › Sigma

Apache Spark Shell Command Injection - ProcessCreation

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

Detects attempts to exploit an apache spark server via CVE-2014-6287 from a commandline perspective

Known false positives

  • Unlikely

MITRE ATT&CK coverage

TacticTechniques
Initial Access

Telemetry coverage

PlatformRecord / event type
LinuxEvent ID 1: Process Create

Rule body

title: Apache Spark Shell Command Injection - ProcessCreation
id: c8a5f584-cdc8-42cc-8cce-0398e4265de3
status: test
description: Detects attempts to exploit an apache spark server via CVE-2014-6287 from a commandline perspective
references:
    - https://github.com/W01fh4cker/cve-2022-33891/blob/fd973b56e78bca8822caa3a2e3cf1b5aff5d0950/cve_2022_33891_poc.py
    - https://sumsec.me/2022/CVE-2022-33891%20Apache%20Spark%20shell%20command%20injection.html
    - https://github.com/apache/spark/pull/36315/files
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-07-20
tags:
    - attack.initial-access
    - attack.t1190
    - cve.2022-33891
    - detection.emerging-threats
logsource:
    product: linux
    category: process_creation
detection:
    selection:
        ParentImage|endswith: '\bash'
        CommandLine|contains:
            - 'id -Gn `'
            - "id -Gn '"
    condition: selection
falsepositives:
    - Unlikely
level: high

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    ParentImage|endswith: '\bash'
    CommandLine|contains:
        - 'id -Gn `'
        - "id -Gn '"

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
CommandLinematch
  • id -Gn '
  • id -Gn `
field:"CommandLine" kind:match
ParentImageends_with
  • \bash
field:"ParentImage" kind:ends_with value:"\bash"