Sigma rule: Sysmon Configuration Change

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-52c0191372b0, updated 2022-01-12T00:00:00.000Z.

Rule

Title
Sysmon Configuration Change
Status
test
Level
medium
Author
frack113
Date
2022-01-12
File
rules/windows/sysmon/sysmon_config_modification.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects a Sysmon configuration change, which could be the result of a legitimate reconfiguration or someone trying manipulate the configuration

Log source

product
windows
service
sysmon

Detection

selection:
    EventID: 16
# To avoid FP just add
# filter:
#      ConfigurationFileHash: 'SHA256=The_Hash_Of_Your_Valid_Config_XML'
# condition: selection and not filter
condition: selection

False positives (as the rule lists them)

  • Legitimate administrative action

Tags

  • attack.defense-impairment

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/sysmon/sysmon_config_modification.yml

Sources and licences

  • SigmaHQ

    "Sysmon Configuration Change" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/sysmon/sysmon_config_modification.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: Sysmon Configuration Change",
entity page, dataset version ref-52c0191372b0, updated 2022-01-12T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/8ac03a65-6c84-4116-acad-dc1558ff7a77 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 8ac03a65-6c84-4116-acad-dc1558ff7a77, 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.