Detection rules › Sigma
Register new Logon Process by Rubeus
Detects potential use of Rubeus via registered new trusted logon process
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | T1558.003 Steal or Forge Kerberos Tickets: Kerberoasting |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Security-Auditing | Event ID 4611 | A trusted logon process has been registered with the Local Security Authority. |
Rule body yaml
title: Register new Logon Process by Rubeus
id: 12e6d621-194f-4f59-90cc-1959e21e69f7
status: test
description: Detects potential use of Rubeus via registered new trusted logon process
references:
- https://posts.specterops.io/hunting-in-active-directory-unconstrained-delegation-forests-trusts-71f2b33688e1
author: Roberto Rodriguez (source), Ilyas Ochkov (rule), oscd.community
date: 2019-10-24
modified: 2022-10-09
tags:
- attack.lateral-movement
- attack.privilege-escalation
- attack.credential-access
- attack.t1558.003
logsource:
product: windows
service: security
detection:
selection:
EventID: 4611
LogonProcessName: 'User32LogonProcesss'
condition: selection
falsepositives:
- Unknown
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
EventID: 4611
LogonProcessName: 'User32LogonProcesss'
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.
| Field | Kind | Values |
|---|---|---|
LogonProcessName | eq |
|