APT / THREAT GROUP

FinFisher RAT

aliases

Last seen:Mar 17, 2026

Intelligence Profile

FinFisher is a commercial software used to steal information and spy on affected victims. It began with few functionalities which included password harvesting and information leakage, but now it is mostly known for its full Remote Access Trojan (RAT) capabilities. It is mostly known for being used in governmental targeted and lawful criminal investigations. It is well known for its anti-detection capabilities and use of VMProtect.

Threat Analysis

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

External References

→http://www.msreverseengineering.com/blog/2018/1/23/a-walk-through-tutorial-with-code-on-statically-unpacking-the-finspy-vm-part-one-x86-deobfuscation

→https://artemonsecurity.blogspot.de/2017/01/finfisher-rootkit-analysis.html

→https://cloudblogs.microsoft.com/microsoftsecure/2018/03/01/finfisher-exposed-a-researchers-tale-of-defeating-traps-tricks-and-complex-virtual-machines/

→https://github.com/RolfRolles/FinSpyVM

→https://netzpolitik.org/2020/our-criminal-complaint-german-state-malware-company-finfisher-raided/

Quick Facts

TypeAPT / Threat Group

Aliases3

Also Known As

FinFisher RATFinSpywin.finfisher

External Intelligence

Malpedia: win.finfisher

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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