Detection rules › Sigma

Important Windows Service Terminated Unexpectedly

Status
test
Severity
high
Log source
product windows, service system
Author
Nasreddine Bencherchali (Nextron Systems)
Source
github.com/SigmaHQ/sigma

Detects important or interesting Windows services that got terminated unexpectedly.

Known false positives

  • Rare false positives could occur since service termination could happen due to multiple reasons

MITRE ATT&CK coverage

TacticTechniques
StealthNo specific technique

Telemetry coverage

Rule body

title: Important Windows Service Terminated Unexpectedly
id: 56abae0c-6212-4b97-adc0-0b559bb950c3
status: test
description: Detects important or interesting Windows services that got terminated unexpectedly.
references:
    - https://www.randori.com/blog/vulnerability-analysis-queuejumper-cve-2023-21554/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-04-14
tags:
    - attack.stealth
logsource:
    product: windows
    service: system
detection:
    selection_eid:
        Provider_Name: 'Service Control Manager'
        EventID: 7034 # The X service terminated unexpectedly. It has done this Y time(s).
    selection_name:
        # Note that these names contained in "param1" are "Display Names" and are language specific. If you're using a non-english system these can and will be different
        - param1|contains: 'Message Queuing'
        # Use this If you collect the binary value provided from this event, which is the wide hex encoded value of the service name.
        - Binary|contains:
              - '4d0053004d005100' # MSMQ (Microsoft Message Queuing). Encoded in upper case just in case
              - '6d0073006d007100' # msmq
    condition: all of selection_*
falsepositives:
    - Rare false positives could occur since service termination could happen due to multiple reasons
level: high

Stages and Predicates

Stage 0: condition

all of selection_*

Stage 1: selection_eid

selection_eid:
    Provider_Name: 'Service Control Manager'
    EventID: 7034

Stage 2: selection_name

selection_name:
    - param1|contains: 'Message Queuing'
    - Binary|contains:
          - '4d0053004d005100'
          - '6d0073006d007100'

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
Binarymatch
  • 4d0053004d005100
  • 6d0073006d007100
field:"Binary" kind:match
Provider_Nameeq
  • Service Control Manager corpus 50 (sigma 50)
field:"Provider_Name" kind:eq value:"Service Control Manager"
param1match
  • Message Queuing
field:"param1" kind:match value:"Message Queuing"