Chthonic

aliases

Last seen:Mar 17, 2026

Intelligence Profile

Malware family tracked by Malpedia. ID: win.chthonic

Threat Analysis

Chthonic 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://bartblaze.blogspot.com/2017/08/crystal-finance-millennium-used-to.html

→https://securelist.com/chthonic-a-new-modification-of-zeus/68176/

→https://www.proofpoint.com/us/threat-insight/post/threat-actors-using-legitimate-paypal-accounts-to-distribute-chthonic-banking-trojan

→https://www.trendmicro.com/content/dam/trendmicro/global/en/research/21/i/ssl-tls-technical-brief/ssl-tls-technical-brief.pdf

Quick Facts

TypeAPT / Threat Group

Aliases3

Also Known As

AndroKINSwin.chthonicChthonic

External Intelligence

Malpedia: win.chthonic

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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