Atomic Red Team

Date: 2020-10-09 ID: cc9b2664-efc9-11eb-926b-550bf0943fbb Author: Patrick Bareiss Environment: attack_range Directory: atomic_red_team

Description

Atomic Test Results: Return value unclear for test T1562.001-9 Unload Sysmon Filter Driver Successful Execution of test T1562.001-10 Uninstall Sysmon Return value unclear for test T1562.001-11 AMSI Bypass - AMSI InitFailed Return value unclear for test T1562.001-12 AMSI Bypass - Remove AMSI Provider Reg Key Successful Execution of test T1562.001-13 Disable Arbitrary Security Windows Service Return value unclear for test T1562.001-14 Tamper with Windows Defender ATP PowerShell Successful Execution of test T1562.001-15 Tamper with Windows Defender Command Prompt Return value unclear for test T1562.001-16 Tamper with Windows Defender Registry Return value unclear for test T1562.001-17 Disable Microsoft Office Security Features Return value unclear for test T1562.001-18 Remove Windows Defender Definition Files Return value unclear for test T1562.001-19 Stop and Remove Arbitrary Security Windows Service Return value unclear for test T1562.001-20 Uninstall Crowdstrike Falcon on Windows Return value unclear for test T1562.001-21 Tamper with Windows Defender Evade Scanning -Folder Return value unclear for test T1562.001-22 Tamper with Windows Defender Evade Scanning -Extension Return value unclear for test T1562.001-23 Tamper with Windows Defender Evade Scanning -Process

MITRE ATT&CK Techniques

ID	Technique	Tactic
T1562.001	Disable or Modify Tools	Defense Evasion

Environment Details

Field	Value
Environment	attack_range
Directory	atomic_red_team
Test Date	2020-10-09

Datasets

The following datasets were collected during this attack simulation:

Hvci_windows-Sysmon

Path: /datasets/attack_techniques/T1562.001/atomic_red_team/hvci_windows-sysmon.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

Windows-Sysmon_raccine

Path: /datasets/attack_techniques/T1562.001/atomic_red_team/windows-sysmon_raccine.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

Windows-Sysmon

Path: /datasets/attack_techniques/T1562.001/atomic_red_team/windows-sysmon.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

Disable-Windowsoptionalfeature-Powershell

Path: /datasets/attack_techniques/T1562.001/atomic_red_team/Disable-WindowsOptionalFeature-powershell.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-PowerShell/Operational

Windows-Sysmon_dism

Path: /datasets/attack_techniques/T1562.001/atomic_red_team/windows-sysmon_dism.log
Sourcetype: XmlWinEventLog
Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

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

Detection Name	Type	Source	MITRE ATT&CK	Analytic Story
Windows Impair Defenses Disable HVCI	`TTP`	Endpoint	T1562.001	BlackLotus Campaign, Windows Defense Evasion Tactics, Windows Registry Abuse
Windows Raccine Scheduled Task Deletion	`TTP`	Endpoint	T1562.001	Ransomware, Compromised Windows Host
Windows DISM Remove Defender	`TTP`	Endpoint	T1562.001	CISA AA23-347A, Compromised Windows Host, Windows Defense Evasion Tactics
Windows DisableAntiSpyware Registry	`TTP`	Endpoint	T1562.001	Azorult, Ryuk Ransomware, Windows Registry Abuse, RedLine Stealer, CISA AA22-264A, Windows Defense Evasion Tactics, CISA AA23-347A

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1562.001/atomic_red_team/hvci_windows-sysmon.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