Agentic Ransomware: What Happens When Malware Doesn’t Need a Human Operator to Decide Who to Hit Next?

A documented ransomware operation completed reconnaissance, credential theft, lateral movement, and encryption with no human operator at any stage. This analysis breaks down the JADEPUFFER intrusion end to end: the Langflow vulnerability that opened the door, how an autonomous LLM agent adapted mid-attack, and what defense architecture needs to look like when breakout is measured in minutes.