### Context
Unauthorized access to the corporate cloud environment represents a significant escalation, potentially compromising sensitive company and user data.

### Insights
- The attacker has likely leveraged compromised credentials or exploited cloud misconfigurations.
- The focus should now be on detecting and responding to further data exfiltration attempts.

### Next Steps
- **Audit**: Perform a thorough review of cloud access logs and permissions.
- **Contain**: Restrict access and reset credentials to limit the attacker's movement.
- **Prepare**: Be vigilant for the extraction of encryption keys from cloud storage.