Elastic Security Detection Rules

FirstTime Seen Account Performing DCSync

Last updated 9 days ago on 2025-01-22
Created 2 years ago on 2022-12-19

About

This rule identifies when a User Account starts the Active Directory Replication Process for the first time. Attackers can use the DCSync technique to get credential information of individual accounts or the entire domain, thus compromising the entire domain.
Tags
Domain: EndpointOS: WindowsUse Case: Threat DetectionTactic: Credential AccessTactic: Privilege EscalationUse Case: Active Directory MonitoringData Source: Active DirectoryData Source: SystemLanguage: kuery
Severity
high
Risk Score
73
MITRE ATT&CK™

Credential Access (TA0006)(opens in a new tab or window)

↳ OS Credential Dumping (T1003)(opens in a new tab or window)

Privilege Escalation (TA0004)(opens in a new tab or window)

↳ Valid Accounts (T1078)(opens in a new tab or window)

License
Elastic License v2(opens in a new tab or window)

Definition

Rule Type
New Terms Rule
Integration Pack
Prebuilt Security Detection Rules
Index Patterns
winlogbeat-*logs-system.*logs-windows.*
Related Integrations

windows(opens in a new tab or window)

system(opens in a new tab or window)

Query
event.code:"4662" and winlog.event_data.Properties:(
                               *DS-Replication-Get-Changes* or *DS-Replication-Get-Changes-All* or
                               *DS-Replication-Get-Changes-In-Filtered-Set* or *1131f6ad-9c07-11d1-f79f-00c04fc2dcd2* or
                               *1131f6aa-9c07-11d1-f79f-00c04fc2dcd2* or *89e95b76-444d-4c62-991a-0facbeda640c*) and
 not winlog.event_data.SubjectUserName:(*$ or MSOL_*)

Install detection rules in Elastic Security

Detect FirstTime Seen Account Performing DCSync in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).