Detection rules › Sigma
COLDSTEEL Persistence Service Creation
Detects the creation of new services potentially related to COLDSTEEL RAT
Known false positives
- Unlikely
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | No specific technique |
| Stealth | 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: COLDSTEEL Persistence Service Creation
id: 3ced239c-7285-4b54-99c4-8525b69293f7
status: test
description: Detects the creation of new services potentially related to COLDSTEEL RAT
references:
- https://www.ncsc.gov.uk/static-assets/documents/malware-analysis-reports/cold-steel/NCSC-MAR-Cold-Steel.pdf
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-02
tags:
- attack.persistence
- detection.emerging-threats
- attack.stealth
logsource:
product: windows
service: system
detection:
selection:
Provider_Name: 'Service Control Manager'
EventID: 7045
ServiceName:
- 'Name'
- 'msupdate'
- 'msupdate2'
ImagePath|contains: '\Windows\System32\svchost.exe'
condition: selection
falsepositives:
- Unlikely
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Provider_Name: 'Service Control Manager'
EventID: 7045
ServiceName:
- 'Name'
- 'msupdate'
- 'msupdate2'
ImagePath|contains: '\Windows\System32\svchost.exe'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
ImagePath | match |
| field:"ImagePath" kind:match value:"\Windows\System32\svchost.exe" |
Provider_Name | eq |
| field:"Provider_Name" kind:eq value:"Service Control Manager" |
ServiceName | eq |
| field:"ServiceName" kind:eq |