IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Enumerating Domain Trusts via NLTEST.EXE
editEnumerating Domain Trusts via NLTEST.EXE
editIdentifies the use of nltest.exe for domain trust discovery purposes. Adversaries may use this command-line utility to enumerate domain trusts and gain insight into trust relationships, as well as the state of Domain Controller (DC) replication in a Microsoft Windows NT Domain.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
- endgame-*
Severity: low
Risk score: 21
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Discovery
- Elastic Endgame
Version: 104
Rule authors:
- Elastic
Rule license: Elastic License v2
Investigation guide
editRule query
editprocess where host.os.type == "windows" and event.type == "start" and process.name : "nltest.exe" and process.args : ( "/DCLIST:*", "/DCNAME:*", "/DSGET*", "/LSAQUERYFTI:*", "/PARENTDOMAIN", "/DOMAIN_TRUSTS", "/BDC_QUERY:*")
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
-
Technique:
- Name: Domain Trust Discovery
- ID: T1482
- Reference URL: https://attack.mitre.org/techniques/T1482/
-
Technique:
- Name: Remote System Discovery
- ID: T1018
- Reference URL: https://attack.mitre.org/techniques/T1018/