
title: Blue Mockingbird
author: Trent Liffick (@tliffick)
date: 2020/05/14
description: Attempts to detect system changes made by Blue Mockingbird
detection:
  SELECTION_1:
    EventID: 12
  SELECTION_2:
    EventID: 13
  SELECTION_3:
    EventID: 14
  SELECTION_4:
    TargetObject: '*\CurrentControlSet\Services\wercplsupport\Parameters\ServiceDll'
  condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and SELECTION_4)
falsepositives:
- unknown
id: 92b0b372-a939-44ed-a11b-5136cf680e27
level: high
logsource:
  category: registry_event
  product: windows
modified: 2021/09/11
references:
- https://redcanary.com/blog/blue-mockingbird-cryptominer/
related:
- id: c3198a27-23a0-4c2c-af19-e5328d49680e
  type: derived
status: experimental
tags:
- attack.execution
- attack.t1112
- attack.t1047
ruletype: SIGMA
