GitHub Repo

O365 High Number Authentications For User

Date: 2023-10-10 ID: 096d5c2a-e867-48a5-b78e-2c6587b397ab Author: Mauricio Velazco Environment: attack_range Directory: o365_high_number_authentications_for_user

Description

Used o365spray to perform a brute force attack attack against a unique O365 account with 25 passwords. Tenant specific details have been replaced in the dataset including tenant id, user names, ips, etc.

MITRE ATT&CK Techniques

ID Technique Tactic
T1110.001 Password Guessing Credential Access

Environment Details

Field Value
Environment attack_range
Directory o365_high_number_authentications_for_user
Test Date 2023-10-10

Datasets

The following datasets were collected during this attack simulation:

O365_high_number_authentications_for_user

  • Path: /datasets/attack_techniques/T1110.001/o365_high_number_authentications_for_user/o365_high_number_authentications_for_user.log
  • Sourcetype: linux_secure
  • Source: linux_secure

No specific detections currently use this attack data for testing. However, you can find related detections and analytics in our security content repository.

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1110.001/o365_high_number_authentications_for_user/o365_high_number_authentications_for_user.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