APT / THREAT GROUP

Pykspa

aliases

Last seen:Mar 17, 2026

Intelligence Profile

According to Akamai, Pykspa is a worm that spreads via Skype by sending messages to other Skype users with download links. Once downloaded, Pykspa extracts personal information and communicates with its command and control servers (C2) using a domain generation algorithm (DGA).

Threat Analysis

Pykspa 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://bin.re/blog/pykspas-inferior-dga-version/

→https://bin.re/blog/the-dga-of-pykspa/

→https://blogs.akamai.com/sitr/2019/07/pykspa-v2-dga-updated-to-become-selective.html

→https://www.akamai.com/blog/security/pykspa-v2-dga-updated-to-become-selective

→https://www.johannesbader.ch/2015/03/the-dga-of-pykspa/

Quick Facts

TypeAPT / Threat Group

Aliases2

Also Known As

win.pykspaPykspa

External Intelligence

Malpedia: win.pykspa

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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