Detectionhightest

ImagingDevices Unusual Parent/Child Processes

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

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch
Nasreddine Bencherchali (Nextron Systems)Created Tue Sep 27Updated Thu Dec 29f11f2808-adb4-46c0-802a-8660db50fa99windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic2 selectors
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_*
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Rule Metadata
Rule ID
f11f2808-adb4-46c0-802a-8660db50fa99
Status
test
Level
high
Type
Detection
Created
Tue Sep 27
Modified
Thu Dec 29
Path
rules/windows/process_creation/proc_creation_win_imagingdevices_unusual_parents.yml
Raw Tags
attack.defense-evasionattack.execution
View on GitHub