MALWARE FAMILY💰 FINANCIALHIGH

Regin

Internal ID: win.regin
1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

Regin is a sophisticated malware and hacking toolkit attributed to United States' National Security Agency (NSA) for government spying operations. It was first publicly revealed by Kaspersky Lab, Symantec, and The Intercept in November 2014. Regin malware targeted victims in a range of industries, telecom, government, and financial institutions. It was engineered to be modular and over time dozens of modules have been found and attributed to this family. Symantec observed around 100 infections in 10 different countries across a variety of organisations including private companies, government entities, and research institutes.

Threat Analysis

Regin is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.

Financially motivated threat actors like Regin prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.

With high sophistication, Regin is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

External References

Quick Facts

TypeMalware Family
Motivation💰 financial
Sophisticationhigh
Aliases1

Also Known As

win.regin

Research Links

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