GitHub Repo

Multiple Failed Mfa Requests

Date: 2022-08-25 ID: 63af0495-3a3a-4d38-9658-96d3c1872ea8 Author: Mauricio Velazco Environment: attack_range Directory: multiple_failed_mfa_requests

Description

Manually generated multple MFA requests for a user leveraing the Azure AD Portal. Tenant specific details have been replaced in the dataset including tenant id, user names, ips, etc.

MITRE ATT&CK Techniques

ID Technique Tactic
T1621 Multi-Factor Authentication Request Generation Credential Access

Environment Details

Field Value
Environment attack_range
Directory multiple_failed_mfa_requests
Test Date 2022-08-25

Datasets

The following datasets were collected during this attack simulation:

Azure-Audit

  • Path: /datasets/attack_techniques/T1621/multiple_failed_mfa_requests/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 AD Multiple Failed MFA Requests For User TTP Cloud T1078.004, T1586.003, T1621 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/T1621/multiple_failed_mfa_requests/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

Related Content

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

Source: GitHub | Version: 1.0