Sigma rule: Sysmon Blocked Executable

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-a5cc70b68f63, updated 2023-09-16T00:00:00.000Z.

Rule

Title
Sysmon Blocked Executable
Status
test
Level
high
Author
Nasreddine Bencherchali (Nextron Systems)
Date
2022-08-16
Modified
2023-09-16
File
rules/windows/sysmon/sysmon_file_block_executable.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Triggers on any Sysmon "FileBlockExecutable" event, which indicates a violation of the configured block policy

Log source

product
windows
service
sysmon

Detection

selection:
    EventID: 27  # this is fine, we want to match any FileBlockExecutable event
condition: selection

False positives (as the rule lists them)

  • Unlikely

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_file_block_executable.yml

Sources and licences

  • SigmaHQ

    "Sysmon Blocked Executable" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/sysmon/sysmon_file_block_executable.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 Blocked Executable",
entity page, dataset version ref-a5cc70b68f63, updated 2023-09-16T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/23b71bc5-953e-4971-be4c-c896cda73fc2 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 23b71bc5-953e-4971-be4c-c896cda73fc2, 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.