Azuread Highrisk

Description

Used Invoke-MSOLSpray to perform a password spraying attack against an Azure AD tenant using 50 users accounts. One of the authentication atttemps is successful. Tenant specific details have been replaced in the dataset including tenant id, user names, ips, etc.

MITRE ATT&CK Techniques

ID Technique Tactic
T1110.003 Password Spraying Credential Access

Environment Details

Field Value
Environment attack_range
Directory azuread_highrisk
Test Date 2022-07-11

Datasets

The following datasets were collected during this attack simulation:

Azure-Audit

  • Path: /datasets/attack_techniques/T1110.003/azuread_highrisk/azure-audit.log
  • Sourcetype: azure:monitor:aad
  • Source: azure

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

Detection Name Type Source MITRE ATT&CK Analytic Story
Azure Active Directory High Risk Sign-in TTP Cloud T1110.003, T1586.003 Azure Active Directory Account Takeover

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/azuread_highrisk/azure-audit.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

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


Source: GitHub | Version: 1.0