GitHub Repo

Atomic Red Team

Date: 2020-10-08 ID: cc9b2653-efc9-11eb-926b-550bf0943fbb Author: Patrick Bareiss Environment: attack_range Directory: atomic_red_team

Description

Manual kerberoasting attack with mimikatz. Changed the kerberos encryption type to RC4.

MITRE ATT&CK Techniques

ID Technique Tactic
T1558.003 Kerberoasting Credential Access

Environment Details

Field Value
Environment attack_range
Directory atomic_red_team
Test Date 2020-10-08

Datasets

The following datasets were collected during this attack simulation:

Windows-Sysmon

  • Path: /datasets/attack_techniques/T1558.003/atomic_red_team/windows-sysmon.log
  • Sourcetype: XmlWinEventLog
  • Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

Windows-Sysmon_setspn

  • Path: /datasets/attack_techniques/T1558.003/atomic_red_team/windows-sysmon_setspn.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
ServicePrincipalNames Discovery with SetSPN TTP Endpoint T1558.003 Active Directory Discovery, Active Directory Privilege Escalation, Compromised Windows Host, Active Directory Kerberos Attacks

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1558.003/atomic_red_team/windows-sysmon.log --index attack_data

Manual Import

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

Related Content

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

Source: GitHub | Version: 1.0