title: Office Security Settings Changed
author: Trent Liffick (@tliffick)
date: 2020/05/22
description: Detects registry changes to Office macro settings
detection:
    SELECTION_1:
        EventID: 12
    SELECTION_2:
        EventID: 13
    SELECTION_3:
        EventID: 14
    SELECTION_4:
        TargetObject: '*\Security\Trusted Documents\TrustRecords'
    SELECTION_5:
        TargetObject: '*\Security\AccessVBOM'
    SELECTION_6:
        TargetObject: '*\Security\VBAWarnings'
    condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and (SELECTION_4 or SELECTION_5
        or SELECTION_6))
falsepositives:
- Valid Macros and/or internal documents
id: a166f74e-bf44-409d-b9ba-ea4b2dd8b3cd
level: high
logsource:
    category: registry_event
    product: windows
modified: 2021/07/12
references:
- Internal Research
- https://www.mcafee.com/blogs/other-blogs/mcafee-labs/zloader-with-a-new-infection-technique/
status: experimental
tags:
- attack.defense_evasion
- attack.t1112
yml_filename: sysmon_reg_office_security.yml
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/registry_event