APT / THREAT GROUP

AbaddonPOS

aliases

Last seen:Mar 17, 2026

Intelligence Profile

MajorGeeks describes this malware as trying to locate credit card data by reading the memory of all processes except itself by first blacklisting its own PID using the GetCurrentProcessId API. Once that data is discovered, it sends this data back to a command and control server using a custom binary protocol instead of HTTP.

Threat Analysis

AbaddonPOS 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://medium.com/s2wlab/operation-synctrek-e5013df8d167

→https://norfolkinfosec.com/tinypos-and-prolocker-an-odd-relationship/

→https://threatpost.com/new-pos-malware-pinkkite-takes-flight/130428/

→https://www.carbonblack.com/2020/05/21/tau-technical-report-new-attack-combines-tinypos-with-living-off-the-land-techniques-for-scraping-credit-card-data/

→https://www.proofpoint.com/us/threat-insight/post/AbaddonPOS-A-New-Point-Of-Sale-Threat-Linked-To-Vawtrak

Quick Facts

TypeAPT / Threat Group

Aliases4

Also Known As

TinyPOSwin.abaddon_posAbaddonPOSPinkKite

External Intelligence

Malpedia: win.abaddon_pos

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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