Possible COM Objects Download Cradles Use - Process Creation (via process_creation)
This rule detects use of COM objects that can be misused to download files in PowerShell by CLSID
SigmamediumWindowsv1
sigma
possible-com-objects-download-cradles-use-process-creation-via-process-creation
title: Possible COM Objects Download Cradles Use - Process Creation (via process_creation)
id: c9cfc4e2-1498-54f3-9a00-34b41aef3554
status: stable
description: This rule detects use of COM objects that can be misused to download files in PowerShell by CLSID
references:
- https://attack.mitre.org/techniques/T1105/
- https://learn.microsoft.com/en-us/dotnet/api/system.type.gettypefromclsid?view=net-7.0
- https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse?slide=57
author: Huntrule Team
date: 2026-07-15
tags:
- attack.command-and-control
- attack.t1105
logsource:
product: windows
category: process_creation
detection:
selection_1:
CommandLine|contains: '[Type]::GetTypeFromCLSID('
selection_2:
CommandLine|contains:
- '0002DF01-0000-0000-C000-000000000046'
- 'F6D90F16-9C73-11D3-B32E-00C04F990BB4'
- 'F5078F35-C551-11D3-89B9-0000F81FE221'
- '88d96a0a-f192-11d4-a65f-0040963251e5'
- 'AFBA6B42-5692-48EA-8141-DC517DCF0EF1'
- 'AFB40FFD-B609-40A3-9828-F88BBE11E4E3'
- '88d96a0b-f192-11d4-a65f-0040963251e5'
- '2087c2f4-2cef-4953-a8ab-66779b670495'
- '000209FF-0000-0000-C000-000000000046'
- '00024500-0000-0000-C000-000000000046'
condition: all of 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.