sigmahighHunting

ImagingDevices Unusual Parent/Child Processes

Detects unusual parent or children of the ImagingDevices.exe (Windows Contacts) process as seen being used with Bumblebee activity

Detection Query

selection_parent:
  ParentImage|endswith:
    - \WmiPrvSE.exe
    - \svchost.exe
    - \dllhost.exe
  Image|endswith: \ImagingDevices.exe
selection_child:
  ParentImage|endswith: \ImagingDevices.exe
condition: 1 of selection_*

Author

Nasreddine Bencherchali (Nextron Systems)

Created

2022-09-27

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://thedfirreport.com/2022/09/26/bumblebee-round-two/

Tags

attack.defense-evasionattack.execution

Raw Content

title: ImagingDevices Unusual Parent/Child Processes
id: f11f2808-adb4-46c0-802a-8660db50fa99
status: test
description: Detects unusual parent or children of the ImagingDevices.exe (Windows Contacts) process as seen being used with Bumblebee activity
references:
    - https://thedfirreport.com/2022/09/26/bumblebee-round-two/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-09-27
modified: 2022-12-29
tags:
    - attack.defense-evasion
    - attack.execution
logsource:
    category: process_creation
    product: windows
detection:
    selection_parent:
        ParentImage|endswith:
            # Add more if known
            - \WmiPrvSE.exe
            - \svchost.exe
            - \dllhost.exe
        Image|endswith: '\ImagingDevices.exe'
    selection_child:
        # You can add specific suspicious child processes (such as cmd, powershell...) to increase the accuracy
        ParentImage|endswith: '\ImagingDevices.exe'
    condition: 1 of selection_*
falsepositives:
    - Unknown
level: high