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Detection rules › Sigma

CosmicDuke Service Installation

Status
test
Severity
critical
Log source
product windows, service security
Author
Florian Roth (Nextron Systems), Daniil Yugoslavskiy, oscd.community (update)
Source
github.com/SigmaHQ/sigma

Detects the installation of a service named "javamtsup" on the system. The CosmicDuke info stealer uses Windows services typically named "javamtsup" for persistence.

MITRE ATT&CK coverage

TacticTechniques
ExecutionT1569.002 System Services: Service Execution
PersistenceT1543.003 Create or Modify System Process: Windows Service
Privilege EscalationT1543.003 Create or Modify System Process: Windows Service

Event coverage

ProviderEventTitle
Security-AuditingEvent ID 4697A service was installed in the system.

Rule body yaml

title: CosmicDuke Service Installation
id: cb062102-587e-4414-8efa-dbe3c7bf19c6
related:
    - id: 2cfe636e-317a-4bee-9f2c-1066d9f54d1a
      type: derived
status: test
description: |
    Detects the installation of a service named "javamtsup" on the system.
    The CosmicDuke info stealer uses Windows services typically named "javamtsup" for persistence.
references:
    - https://blog.f-secure.com/wp-content/uploads/2019/10/CosmicDuke.pdf
author: Florian Roth (Nextron Systems), Daniil Yugoslavskiy, oscd.community (update)
date: 2017-03-27
modified: 2022-10-09
tags:
    - attack.privilege-escalation
    - attack.execution
    - attack.persistence
    - attack.t1543.003
    - attack.t1569.002
    - detection.emerging-threats
logsource:
    product: windows
    service: security
    definition: The 'System Security Extension' audit subcategory need to be enabled to log the EID 4697
detection:
    selection:
        EventID: 4697
        ServiceName: 'javamtsup'
    condition: selection
falsepositives:
    - Unlikely
level: critical

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    EventID: 4697
    ServiceName: 'javamtsup'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
ServiceNameeq
  • javamtsup