Uac Process Handle Dup

Date: 2025-10-31 ID: 9c496a76-b672-11f0-b923-629be353806a Author: Teoderick Contreras, Splunk Environment: attack_range Directory: uac_process_handle_dup

Description

Generated datasets for uac process handle dup in attack range.

MITRE ATT&CK Techniques

ID	Technique	Tactic
T1134.001	Token Impersonation/Theft	Defense Evasion, Privilege Escalation

Environment Details

Field	Value
Environment	attack_range
Directory	uac_process_handle_dup
Test Date	2025-10-31

Datasets

The following datasets were collected during this attack simulation:

Computerdefaults_access.log

Path: /datasets/attack_techniques/T1134.001/uac_process_handle_dup/Computerdefaults_access.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

The following detections in our security content repository use this attack data for testing:

Detection Name	Type	Source	MITRE ATT&CK	Analytic Story
Windows Handle Duplication in Known UAC-Bypass Binaries	`Anomaly`	Endpoint	T1134.001	Castle RAT

Usage Instructions

Replay with Splunk Attack Data

Replay attack data with replay.py from Splunk Attack Data.

1python replay.py --dataset /datasets/attack_techniques/T1134.001/uac_process_handle_dup/Computerdefaults_access.log --index attack_data

Manual Import

Download the dataset files from the paths listed above
Configure your Splunk instance with the appropriate sourcetypes
Import the logs using the Splunk Add Data wizard

Find more detections and analytics for this attack technique in our security content repository.

Source: GitHub | Version: 1.0