O365 Mailbox Folder Read Granted

Date: 2024-03-28 ID: d3b30181-a1d8-48e7-b695-bac28c10acd1 Author: Mauricio Velazco Environment: attack_range Directory: o365_mailbox_folder_read_granted

Description

Added mailbox permissions programatically using msInvader

MITRE ATT&CK Techniques

ID	Technique	Tactic
T1098.002	Additional Email Delegate Permissions	Persistence, Privilege Escalation

Environment Details

Field	Value
Environment	attack_range
Directory	o365_mailbox_folder_read_granted
Test Date	2024-03-28

Datasets

The following datasets were collected during this attack simulation:

O365_mailbox_folder_read_granted

Path: /datasets/attack_techniques/T1098.002/o365_mailbox_folder_read_granted/o365_mailbox_folder_read_granted.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 Mailbox Folder Read Permission Assigned	`TTP`	Cloud	T1098.002	Office 365 Collection Techniques
O365 Mailbox Folder Read Permission Granted	`TTP`	Cloud	T1098.002	Office 365 Collection Techniques

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1098.002/o365_mailbox_folder_read_granted/o365_mailbox_folder_read_granted.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