O365 Advanced Audit Disabled

Date: 2023-09-19 ID: 77abf938-1722-4b41-82c1-996db1c5214f Author: Mauricio Velazco, Splunk Environment: attack_range Directory: o365_advanced_audit_disabled

Description

Manually disabled advanced audit logging for one user in O365. Tenant specific details have been replaced in the dataset including tenant id, user names, ips, etc.

MITRE ATT&CK Techniques

ID	Technique	Tactic
T1562.008	Disable or Modify Cloud Logs	Defense Evasion

Environment Details

Field	Value
Environment	attack_range
Directory	o365_advanced_audit_disabled
Test Date	2023-09-19

Datasets

The following datasets were collected during this attack simulation:

O365_advanced_audit_disabled

Path: /datasets/attack_techniques/T1562.008/o365_advanced_audit_disabled/o365_advanced_audit_disabled.log
Sourcetype: o365:management:activity
Source: o365

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

Detection Name	Type	Source	MITRE ATT&CK	Analytic Story
O365 Advanced Audit Disabled	`TTP`	Cloud	T1562.008	Office 365 Persistence Mechanisms

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1562.008/o365_advanced_audit_disabled/o365_advanced_audit_disabled.log --index attack_data

Manual Import

Download the dataset files from the paths listed above
Configure your Splunk instance with the appropriate sourcetypes
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