### Overview
After the initial access was gained via a phishing email, it is crucial to understand the method and content used to deceive the recipient. 

### Details
- **Phishing Email Characteristics**: The email appeared to be from a trusted vendor, using social engineering tactics to prompt immediate action.
- **Payload**: The attachment contained a malicious macro that executed the NotPetya malware.

### Next Steps
Prepare for potential malware execution. Monitor network traffic for unusual activities, and review email filtering rules to prevent similar incidents.