Unusual Process For a Windows Host
Identifies rare processes that do not usually run on individual hosts, which can indicate execution of unauthorized services, malware, or persistence mechanisms. Processes are considered rare when they only run…
Description
Identifies rare processes that do not usually run on individual hosts, which can indicate execution of unauthorized services, malware, or persistence mechanisms. Processes are considered rare when they only run occasionally as compared with other processes running on the host.
Detection logic
Its licence does not clear it for publishing here
Sunturai publishes a detection's own text where the licence it arrived under has been reviewed and permits it, and Elastic License 2.0 has not. The query as its source wrote it, its canonical form and the hash that pins this revision are in the workspace record.
Detection requirements
- Platform
- ContainersLinuxmacOSWindows
The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.
Known benign triggers
- A newly installed program or one that runs rarely as part of a monthly or quarterly workflow could trigger this alert.
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| www.elastic.co/guide/en/security/current/prebuilt-ml-jobs.html | 103 |
From the source
- At source
- Open at source
- Upstream identifier
- 6d448b96-c922-4adb-b51c-b767f1ea5b76
- Tagged by the source as
- Data Source: Elastic DefendData Source: Windows Security Event LogsDomain: EndpointOS: WindowsPlatform: WindowsResources: Investigation GuideResources: OsqueryRule Type: Machine LearningRule Type: MLTactic: PersistenceUse Case: Threat Detection
Licence
- Published under
- Elastic License 2.0Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Sep 20, 2026
- Version
- 2