Sigma rule: Uncommon Child Processes Of SndVol.exe

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-401ecc615651, updated 2023-06-09T00:00:00.000Z.

Rule

Title
Uncommon Child Processes Of SndVol.exe
Status
test
Level
medium
Author
X__Junior (Nextron Systems)
Date
2023-06-09
File
rules/windows/process_creation/proc_creation_win_sndvol_susp_child_processes.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects potentially uncommon child processes of SndVol.exe (the Windows volume mixer)

Log source

product
windows
category
process_creation

Detection

selection:
    ParentImage|endswith: '\SndVol.exe'
filter_main_rundll32:
    Image|endswith: '\rundll32.exe'
    CommandLine|contains: ' shell32.dll,Control_RunDLL '
condition: selection and not 1 of filter_main_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_sndvol_susp_child_processes.yml

Sources and licences

  • SigmaHQ

    "Uncommon Child Processes Of SndVol.exe" by X__Junior (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_sndvol_susp_child_processes.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Uncommon Child Processes Of SndVol.exe",
entity page, dataset version ref-401ecc615651, updated 2023-06-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/ba42babc-0666-4393-a4f7-ceaf5a69191e (accessed 2026-11-03).
Underlying source: SigmaHQ rule ba42babc-0666-4393-a4f7-ceaf5a69191e, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.