APT / THREAT GROUP

GRAYRABBIT

aliases

Last seen:Mar 17, 2026

Intelligence Profile

According to Mandiant, GRAYRABBIT is a lightweight and simple backdoor that supports simple file operation, system information collection, running modularized plugins, and executing a remote command shell.

Threat Analysis

GRAYRABBIT is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

→https://www.trendmicro.com/en_us/research/26/a/peckbirdy-script-framework.html

→https://www.virusbulletin.com/uploads/pdf/conference/vb2024/papers/Down-the-GRAYRABBIT-hole-exposing-UNC3569-and-its-modus-operandi.pdf

Quick Facts

TypeAPT / Threat Group

Aliases2

Also Known As

GRAYRABBITwin.grayrabbit

External Intelligence

Malpedia: win.grayrabbit

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

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