Sigma rule: Drop Binaries Into Spool Drivers Color Folder

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-5e63c7f39b33, updated 2022-07-28T00:00:00.000Z.

Rule

Title: Drop Binaries Into Spool Drivers Color Folder
Status: test
Level: medium
Author: Nasreddine Bencherchali (Nextron Systems)
Date: 2022-07-28
File: rules/windows/file/file_event/file_event_win_susp_spool_drivers_color_drop.yml
Commit: ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the creation of suspcious binary files inside the "\windows\system32\spool\drivers\color\" as seen in the blog referenced below

Log source

product: windows
category: file_event

Detection

selection:
    TargetFilename|startswith: 'C:\Windows\System32\spool\drivers\color\'
    TargetFilename|endswith:
        - '.dll'
        - '.exe'
        - '.sys'
condition: selection

False positives (as the rule lists them)

Unknown

References

https://www.microsoft.com/security/blog/2022/07/27/untangling-knotweed-european-private-sector-offensive-actor-using-0-day-exploits/

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/file/file_event/file_event_win_susp_spool_drivers_color_drop.yml

Sources and licences

SigmaHQ
"Drop Binaries Into Spool Drivers Color Folder" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/file/file_event/file_event_win_susp_spool_drivers_color_drop.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: Drop Binaries Into Spool Drivers Color Folder",
entity page, dataset version ref-5e63c7f39b33, updated 2022-07-28T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/ce7066a6-508a-42d3-995b-2952c65dc2ce (accessed 2026-11-03).
Underlying source: SigmaHQ rule ce7066a6-508a-42d3-995b-2952c65dc2ce, 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.