sigmaDRL-1.1from SigmaHQ/sigma

Potential Chrome Frame Helper DLL Sideloading

Detects potential DLL sideloading of "chrome_frame_helper.dll"

Quality

FP risk

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ATT&CK techniques

T1574.001

Rule sourcerules/windows/image_load/image_load_side_load_chrome_frame_helper.yml

title: Potential Chrome Frame Helper DLL Sideloading
id: 72ca7c75-bf85-45cd-aca7-255d360e423c
status: test
description: Detects potential DLL sideloading of "chrome_frame_helper.dll"
references:
    - https://hijacklibs.net/entries/3rd_party/google/chrome_frame_helper.html
author: Nasreddine Bencherchali (Nextron Systems), Wietze Beukema (project and research)
date: 2022-08-17
modified: 2023-05-15
tags:
    - attack.defense-evasion
    - attack.persistence
    - attack.privilege-escalation
    - attack.t1574.001
logsource:
    category: image_load
    product: windows
detection:
    selection:
        ImageLoaded|endswith: '\chrome_frame_helper.dll'
    filter_main_path:
        ImageLoaded|startswith:
            - 'C:\Program Files\Google\Chrome\Application\'
            - 'C:\Program Files (x86)\Google\Chrome\Application\'
    filter_optional_user_path:
        ImageLoaded|contains: '\AppData\local\Google\Chrome\Application\'
    condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*
falsepositives:
    - Unknown
level: medium