HOMETHREATSCHRYSENE
APT / THREAT GROUP🕵️ ESPIONAGEADVANCED

CHRYSENE

3
aliases
Last seen:Mar 17, 2026

Intelligence Profile

Adversaries abusing ICS (based on Dragos Inc adversary list).

This threat actor targets organizations involved in oil, gas, and electricity production, primarily in the Gulf region, for espionage purposes. According to one cybersecurity company, the threat actor “compromises a target machine and passes it off to another threat actor for further exploitation.”

Threat Analysis

CHRYSENE is a advanced-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of espionage.

The group's espionage-oriented operations suggest a state-sponsored or state-aligned mandate, typically focused on stealing intellectual property, government secrets, or military intelligence. Targets are usually selected for strategic value rather than financial gain.

Classified as an advanced threat actor, CHRYSENE likely develops or acquires zero-day exploits, employs custom malware toolchains, and demonstrates long-term persistence capabilities — hallmarks of a well-resourced operation consistent with nation-state backing.

External References

Quick Facts

TypeAPT / Threat Group
Motivation🕵️ espionage
Sophisticationadvanced
Aliases3
SourceMalpedia

Also Known As

CHRYSENEGreenbugOilRig

Research Links

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