# Lesson 1

- [Mespinoza/Pysa Ransomware](/osquery-training/lesson-1/mespinoza-pysa-ransomware.md): Information about Mespinoza/Pysa Ransomware
- [Hunting Mespinoza/Pysa](/osquery-training/lesson-1/hunting-mespinoza-pysa.md): Guide on how to successfully hunt down a Mespinoza/Pysa infected Windows machine.