Detection rules › Sigma
Goofy Guineapig Backdoor Service Creation
Detects service creation persistence used by the Goofy Guineapig backdoor
Known false positives
- Unlikely
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | No specific technique |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Service-Control-Manager | Event ID 7045: A service was installed in the system. |
Rule body
title: Goofy Guineapig Backdoor Service Creation
id: 8c15dd74-9570-4f48-80b2-29996fd91ee6
status: test
description: Detects service creation persistence used by the Goofy Guineapig backdoor
references:
- https://www.ncsc.gov.uk/static-assets/documents/malware-analysis-reports/goofy-guineapig/NCSC-MAR-Goofy-Guineapig.pdf
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-15
tags:
- attack.persistence
- detection.emerging-threats
logsource:
product: windows
service: system
detection:
selection:
Provider_Name: 'Service Control Manager'
EventID: 7045
ServiceName: 'GoogleUpdate'
ImagePath|contains|all:
- 'rundll32'
- 'FileProtocolHandler'
- '\ProgramData\GoogleUpdate\GoogleUpdate.exe'
condition: selection
falsepositives:
- Unlikely
level: critical
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Provider_Name: 'Service Control Manager'
EventID: 7045
ServiceName: 'GoogleUpdate'
ImagePath|contains|all:
- 'rundll32'
- 'FileProtocolHandler'
- '\ProgramData\GoogleUpdate\GoogleUpdate.exe'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
ImagePath | match |
| field:"ImagePath" kind:match |
Provider_Name | eq |
| field:"Provider_Name" kind:eq value:"Service Control Manager" |
ServiceName | eq |
| field:"ServiceName" kind:eq value:"GoogleUpdate" |