APT / THREAT GROUP🕵️ ESPIONAGEADVANCED
HALFRIG
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
A stager used by APT29 to deploy CobaltStrike.
Threat Analysis
HALFRIG 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, HALFRIG 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
Aliases2
Also Known As
HALFRIGwin.halfrig
External Intelligence
Malpedia: win.halfrigResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.