Potential QBot Activity


Description

Detects potential QBot activity by looking for process executions used previously by QBot

Query · sigma

selection1:
  ParentImage|endswith: \WinRAR.exe
  Image|endswith: \wscript.exe
selection2:
  CommandLine|contains: ' /c ping.exe -n 6 127.0.0.1 & type '
selection3:
  CommandLine|contains|all:
  - regsvr32.exe
  - C:\ProgramData
  - .tmp
condition: 1 of selection*

Known false positives

  • Unlikely
Raw source Potential QBot Activity · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified.
title: Potential QBot Activity
id: 4fcac6eb-0287-4090-8eea-2602e4c20040
status: stable
description: Detects potential QBot activity by looking for process executions used previously by QBot
references:
    - https://twitter.com/killamjr/status/1179034907932315648
    - https://app.any.run/tasks/2e0647b7-eb86-4f72-904b-d2d0ecac07d1/
author: Florian Roth (Nextron Systems)
date: 2019-10-01
modified: 2023-02-03
tags:
    - attack.execution
    - attack.t1059.005
    - detection.emerging-threats
logsource:
    category: process_creation
    product: windows
detection:
    selection1:
        ParentImage|endswith: '\WinRAR.exe'
        Image|endswith: '\wscript.exe'
    selection2:
        CommandLine|contains: ' /c ping.exe -n 6 127.0.0.1 & type '
    selection3:
        CommandLine|contains|all:
            - 'regsvr32.exe'
            - 'C:\ProgramData'
            - '.tmp'
    condition: 1 of selection*
falsepositives:
    - Unlikely
level: critical

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