Gunra

Also known as: Gunra

Gunra is an emerging ransomware group first identified in April 2025. It employs a classic double-extortion model—encrypting sensitive data and exfiltrating it for publication via a Tor-hosted leak site. Since its emergence, Gunra has struck a diverse set of global targets—reportedly spanning sectors like manufacturing, healthcare, IT, real estate, agriculture, and consulting in countries including Brazil, Japan, Canada, Turkey, South Korea, Taiwan, Egypt, and the U.S.

Introduction

Gunra is an emerging ransomware group first identified in April 2025. It employs a classic double-extortion model—encrypting sensitive data and exfiltrating it for publication via a Tor-hosted leak site. Since its emergence, Gunra has struck a diverse set of global targets—reportedly spanning sectors like manufacturing, healthcare, IT, real estate, agriculture, and consulting in countries including Brazil, Japan, Canada, Turkey, South Korea, Taiwan, Egypt, and the U.S.

Activities and Tactics

Information pending cataloguing.

Notable Campaigns

Information pending cataloguing.

Tactics, Techniques, and Procedures (TTPs)

Information pending cataloguing.

Notable Indicators of Compromise (IOCs)

No curated IOCs are currently published for this actor. This section will be updated when stable, attributable indicators are available.

Malware and Tools

Information pending cataloguing.

Attribution and Evidence

Information pending cataloguing.

References

References pending cataloguing.