Yurei Ransomware: Encryption Mechanics, Operational Model, and Data Exfiltration Methods

Gbhackers •Mayura Kathir • November 17, 2025

GBHackers on Security is a top cybersecurity news platform, delivering up-to-date coverage on breaches, emerging threats, malware, vulnerabilities, and global cyber incidents.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Yurei Ransomware Group Emerges with Data Encryption and Exfiltration Tactics The Yurei ransomware group, identified in early September 2025, employs a typical ransomware operational model. This includes infiltrating corporate networks, encrypting data, deleting backups, and demanding ransom for stolen information, indicating a significant threat to organizations. 3 sources 65

Yurei Ransomware: Encryption Mechanics, Operational Model, and Data Exfiltration Methods

The full story

Extracted Entities

Attack Types (1)

Ransomware Groups (1)