Arbitrary File Download Via PresentationHost.EXE — Sigma Rule

Rule metadata and linked tags

Author: Nasreddine Bencherchali (Nextron Systems). Source status: test; severity: medium. Source dates: 2022-08-19 / 2023-11-09.

{
  "category": "process_creation",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 910fe8a7920210e55f8d8fee0fec5ce83b8075098bca2007d6112eccfb159a15

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Arbitrary File Download Via PresentationHost.EXE
id: b124ddf4-778d-418e-907f-6dd3fc0d31cd
status: test
description: Detects usage of "PresentationHost" which is a utility that runs ".xbap" (Browser Applications) files to download arbitrary files
references:
    - https://github.com/LOLBAS-Project/LOLBAS/pull/239/files
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-08-19
modified: 2023-11-09
tags:
    - attack.execution
    - attack.stealth
    - attack.t1218
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\presentationhost.exe'
        - OriginalFileName: 'PresentationHost.exe'
    selection_cli:
        CommandLine|contains:
            - 'http://'
            - 'https://'
            - 'ftp://'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://github.com/LOLBAS-Project/LOLBAS/pull/239/files