O365 Distributed Spray

Description

Used o365 spray and fireprox to perform a distributed password spraying attack against an Offic3 365 tenant using 30 users accounts. The environment was created with BadZure. 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 o365_distributed_spray
Test Date 2023-11-06

Datasets

The following datasets were collected during this attack simulation:

O365_distributed_spray

  • Path: /datasets/attack_techniques/T1110.003/o365_distributed_spray/o365_distributed_spray.log
  • Sourcetype: o365:management:activity
  • Source: o365

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/T1110.003/o365_distributed_spray/o365_distributed_spray.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