Sigma rule: CodeIntegrity - Blocked Image/Driver Load For Policy Violation
A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-ea5d38d8960a, updated 2023-06-07T00:00:00.000Z.
Rule
- Title
- CodeIntegrity - Blocked Image/Driver Load For Policy Violation
- Status
- test
- Level
- high
- Author
- Nasreddine Bencherchali (Nextron Systems)
- Date
- 2022-11-10
- Modified
- 2023-06-07
- File
- rules/windows/builtin/code_integrity/win_codeintegrity_enforced_policy_block.yml
- Commit
- ccbb0369507f796db0b0ae6854c8a2be471b9d84
Detects blocked load events that did not meet the authenticode signing level requirements or violated the code integrity policy.
Log source
- product
- windows
- service
- codeintegrity-operational
Detection
selection:
EventID: 3077 # Code Integrity determined that a process (%4) attempted to load %2 that did not meet the %5 signing level requirements or violated code integrity policy (Policy ID:%XX).
condition: selectionFalse positives (as the rule lists them)
- Unknown
Tags
- attack.persistence
- attack.privilege-escalation
- attack.t1543
MITRE ATT&CK ids this rule names
References
- https://twitter.com/wdormann/status/1590434950335320065
- https://github.com/MicrosoftDocs/windows-itpro-docs/blob/40fe118976734578f83e5e839b9c63ae7a4af82d/windows/security/threat-protection/windows-defender-application-control/event-id-explanations.md#windows-codeintegrity-operational-log
- https://learn.microsoft.com/en-us/windows/security/application-security/application-control/windows-defender-application-control/operations/event-id-explanations
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/builtin/code_integrity/win_codeintegrity_enforced_policy_block.yml
Sources and licences
SigmaHQ
"CodeIntegrity - Blocked Image/Driver Load For Policy Violation" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/code_integrity/win_codeintegrity_enforced_policy_block.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Cite this page
Dragons Eye Ransomware Tracker, "Sigma rule: CodeIntegrity - Blocked Image/Driver Load For Policy Violation",
entity page, dataset version ref-ea5d38d8960a, updated 2023-06-07T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/e4be5675-4a53-426a-8c81-a8bb2387e947 (accessed 2026-11-03).
Underlying source: SigmaHQ rule e4be5675-4a53-426a-8c81-a8bb2387e947, 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.