Suspicious Remote Access Utility - ScreenConnect Installation Execution (via process_creation)

This rule detects ScreenConnect program starts that establish a remote access to a system.

SigmamediumWindowsv1
sigma
title: Suspicious Remote Access Utility - ScreenConnect Installation Execution (via process_creation)
id: 9a69e7a0-75a9-5427-b70a-0b8853b4eb73
status: stable
description: This rule detects ScreenConnect program starts that establish a remote access to a system.
references:
    - https://attack.mitre.org/techniques/T1133/
    - https://www.anomali.com/blog/probable-iranian-cyber-actors-static-kitten-conducting-cyberespionage-campaign-targeting-uae-and-kuwait-government-agencies
author: Huntrule Team
date: 2026-01-28
tags:
    - attack.persistence
    - attack.initial-access
    - attack.t1133
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains|all:
            - 'e=Access&'
            - 'y=Guest&'
            - '&p='
            - '&c='
            - '&k='
    condition: selection
falsepositives:
    - Unknown
level: medium

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.