MALWARE FAMILY💰 FINANCIALHIGH

PsiX

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

Intelligence Profile

According to Matthew Mesa, this is a modular bot. The name stems from the string PsiXMainModule in binaries until mid of September 2018.

In binaries, apart from BotModule and MainModule, references to the following Modules have be observed:

BrowserModule

BTCModule

ComplexModule

KeyLoggerModule

OutlookModule

ProcessModule

RansomwareModule

SkypeModule

Threat Analysis

PsiX 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 PsiX 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, PsiX 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.psix

Research Links

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