Detection rules › Sigma
QuickAssist Execution
Detects the execution of Microsoft Quick Assist tool "QuickAssist.exe". This utility can be used by attackers to gain remote access.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Command & Control | T1219.002 Remote Access Tools: Remote Desktop Software |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Sysmon | Event ID 1 | Process creation |
| Security-Auditing | Event ID 4688 | A new process has been created. |
Rule body yaml
title: QuickAssist Execution
id: e20b5b14-ce93-4230-88af-981983ef6e74
status: experimental
description: |
Detects the execution of Microsoft Quick Assist tool "QuickAssist.exe". This utility can be used by attackers to gain remote access.
references:
- https://www.microsoft.com/en-us/security/blog/2024/05/15/threat-actors-misusing-quick-assist-in-social-engineering-attacks-leading-to-ransomware/
- https://www.linkedin.com/posts/kevin-beaumont-security_ive-been-assisting-a-few-orgs-hit-with-successful-activity-7268055739116445701-xxjZ/
- https://x.com/cyb3rops/status/1862406110365245506
- https://learn.microsoft.com/en-us/windows/client-management/client-tools/quick-assist
author: Muhammad Faisal (@faisalusuf)
date: 2024-12-19
tags:
- attack.command-and-control
- attack.t1219.002
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\QuickAssist.exe'
condition: selection
falsepositives:
- Legitimate use of Quick Assist in the environment.
level: low
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|endswith: '\QuickAssist.exe'
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
Image | ends_with |
|