
title: Suspicious VBScript UN2452 Pattern
author: Florian Roth
date: 2021/03/05
description: Detects suspicious inline VBScript keywords as used by UNC2452
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine: '*Execute*'
  SELECTION_3:
    CommandLine: '*CreateObject*'
  SELECTION_4:
    CommandLine: '*RegRead*'
  SELECTION_5:
    CommandLine: '*window.close*'
  SELECTION_6:
    CommandLine: '*\Microsoft\Windows\CurrentVersion*'
  SELECTION_7:
    CommandLine:
    - '*\Software\Microsoft\Windows\CurrentVersion\Run*'
  condition: (SELECTION_1 and (SELECTION_2 and SELECTION_3 and SELECTION_4 and SELECTION_5
    and SELECTION_6) and  not (SELECTION_7))
falsepositives:
- Unknown
id: 20c3f09d-c53d-4e85-8b74-6aa50e2f1b61
level: high
logsource:
  category: process_creation
  product: windows
references:
- https://www.microsoft.com/security/blog/2021/03/04/goldmax-goldfinder-sibot-analyzing-nobelium-malware/
status: experimental
tags:
- attack.persistence
- attack.t1547.001
ruletype: SIGMA
