Cisco Duo Policy Allow Devices Without Screen Lock

Date: 2025-07-10 ID: 61a63676-89fe-4c8a-aa62-f0cf0e917837 Author: Patrick Bareiss Environment: attack_range Directory: cisco_duo_policy_allow_devices_without_screen_lock

Description

Created a policy which allows devices without screen lock in Duo.

MITRE ATT&CK Techniques

ID	Technique	Tactic
T1556	Modify Authentication Process	Credential Access, Defense Evasion, Persistence

Environment Details

Field	Value
Environment	attack_range
Directory	cisco_duo_policy_allow_devices_without_screen_lock
Test Date	2025-07-10

Datasets

The following datasets were collected during this attack simulation:

Cisco_duo_administrator-Json

Path: /datasets/attack_techniques/T1556/cisco_duo_policy_allow_devices_without_screen_lock/cisco_duo_administrator.json
Sourcetype: cisco:duo:administrator
Source: duo

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

Detection Name	Type	Source	MITRE ATT&CK	Analytic Story
Cisco Duo Policy Allow Devices Without Screen Lock	`TTP`	Application	T1556	Cisco Duo Suspicious Activity

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1556/cisco_duo_policy_allow_devices_without_screen_lock/cisco_duo_administrator.json --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