Detection rules › Sigma
Vulnerable Netlogon Secure Channel Connection Allowed
Detects that a vulnerable Netlogon secure channel connection was allowed, which could be an indicator of CVE-2020-1472.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Privilege Escalation |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| NETLOGON | Event ID 5829: The Netlogon service allowed a vulnerable Netlogon secure channel connection. |
Rule body
title: Vulnerable Netlogon Secure Channel Connection Allowed
id: a0cb7110-edf0-47a4-9177-541a4083128a
status: test
description: Detects that a vulnerable Netlogon secure channel connection was allowed, which could be an indicator of CVE-2020-1472.
references:
- https://support.microsoft.com/en-us/help/4557222/how-to-manage-the-changes-in-netlogon-secure-channel-connections-assoc
author: NVISO
date: 2020-09-15
modified: 2022-12-25
tags:
- attack.privilege-escalation
- attack.t1548
logsource:
product: windows
service: system
detection:
selection:
Provider_Name: NetLogon # Active Directory: NetLogon ETW GUID {F33959B4-DBEC-11D2-895B-00C04F79AB69}
EventID: 5829
condition: selection
falsepositives:
- Unknown
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Provider_Name: NetLogon
EventID: 5829
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
Provider_Name | eq |
| field:"Provider_Name" kind:eq value:"NetLogon" |