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Vivisection of Hermes: An Active Russian-Market Malware-as-a-Service Platform and Its PyMapper Distribution Chain

Excerpt

Carter Perez

© A N G E L A M O S / S EC U R I T Y R E S E A R C H

VIVISECTION

of Hermes

An Active Russian-Market Malware-as-a-Service Platform

and Its PyMapper Distribution Chain

github.com/CarterPerez-dev

R E S E A RC H PA P E R

2026-10-24

© AngelaMos 2026 1

A Python repository advertised as an asynchronous scraper concealed a Windows malware loader in its import path. Following that loader led to Hermes, a subscription service combining credential collection, file access and interactive control of visible and hidden desktops. The investigation recovered two delivery routes, an integrated native client, fifteen versioned module binaries and the operator-facing application that organizes those capabilities.

This investigation reconstructs the machinery behind Hermes: how…

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