Hayabusa
Hayabusa is a Windows event-log fast forensics timeline generator and threat-hunting tool using Sigma-compatible rules.
Legal & ethical use. Use this tool only on systems, networks and data that you own or have explicit written permission to test. Unauthorised access or scanning can break computer-misuse laws (for example Pakistan's Prevention of Electronic Crimes Act, 2016, and equivalents elsewhere). Practise in your own lab or in authorised environments such as CTFs.
What it is used for
- Create a timeline of suspicious events from evtx logs
- Prioritise alerts by severity
Key features
- Fast timeline generation
- Sigma-compatible rules
- CSV/JSON output
Installation
Download a release from the repository.
Beginner usage guide
Run the timeline command on exported logs and sort by level to review the most severe detections first.
Example commands
Run these only against your own lab or authorised targets. Placeholder addresses such as 192.0.2.x are documentation ranges.
Generate a CSV timeline
hayabusa csv-timeline -d ./evtx -o timeline.csv-d is the log directory and -o the output file; options depend on version.
References
Source verification
Last reviewed: 2026-10-27
Links checked over HTTP: 2026-10-27 07:51 UTC — official: 200, docs: 200, repo: 200
Commands were written from the official documentation and have not been executed on this site; test them in your lab.