GitHub Repo

Purplesharp Remote Spray Xml

Date: 2022-09-08 ID: 327c6937-a2e5-4f1e-99bf-0ad58652ae0b Author: Mauricio Velazco Environment: attack_range Directory: purplesharp_remote_spray_xml

Description

Automated generation of attack data using PurpleSharp: Remote password spraying attack against one host using NTLM

MITRE ATT&CK Techniques

ID Technique Tactic
T1110.003 Password Spraying Credential Access

Environment Details

Field Value
Environment attack_range
Directory purplesharp_remote_spray_xml
Test Date 2022-09-08

Datasets

The following datasets were collected during this attack simulation:

Windows-Security

  • Path: /datasets/attack_techniques/T1110.003/purplesharp_remote_spray_xml/windows-security.log
  • Sourcetype: XmlWinEventLog
  • Source: XmlWinEventLog:Security

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

Detection Name Type Source MITRE ATT&CK Analytic Story
Windows Unusual Count Of Users Remotely Failed To Auth From Host Anomaly Endpoint T1110.003 Active Directory Password Spraying, Volt Typhoon
Windows Multiple Users Remotely Failed To Authenticate From Host TTP Endpoint T1110.003 Active Directory Password Spraying, Volt Typhoon

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1110.003/purplesharp_remote_spray_xml/windows-security.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