Sigma rule: Sysmon Blocked File Shredding

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-539a7b9bc759, updated 2023-07-20T00:00:00.000Z.

Rule

Title
Sysmon Blocked File Shredding
Status
test
Level
high
Author
frack113
Date
2023-07-20
File
rules/windows/sysmon/sysmon_file_block_shredding.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Triggers on any Sysmon "FileBlockShredding" event, which indicates a violation of the configured shredding policy.

Log source

product
windows
service
sysmon

Detection

selection:
    EventID: 28  # this is fine, we want to match any FileBlockShredding 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_shredding.yml

Sources and licences

  • SigmaHQ

    "Sysmon Blocked File Shredding" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/sysmon/sysmon_file_block_shredding.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 File Shredding",
entity page, dataset version ref-539a7b9bc759, updated 2023-07-20T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/c3e5c1b1-45e9-4632-b242-27939c170239 (accessed 2026-11-03).
Underlying source: SigmaHQ rule c3e5c1b1-45e9-4632-b242-27939c170239, 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.