Chapak

Category: downloader · Aliases: None known · Sample count (EMBER 2018): 2,254 · Enrichment: hand-curated · Updated: 2026-05-27

Overview

Chapak is a downloader family used to deliver additional payloads after initial compromise, frequently observed dropping banking trojans, info-stealers, and adware. Its primary function is reconnaissance and payload retrieval rather than direct damage, but Chapak infection always indicates broader compromise and the presence of secondary payloads.

Frequently Asked Questions

What is Chapak?

Chapak is a downloader family used to deliver additional payloads after initial compromise, frequently observed dropping banking trojans, info-stealers, and adware. Its primary function is reconnaissance and payload retrieval rather than direct damage, but Chapak infection always indicates broader compromise and the presence of secondary payloads.

How does Chapak spread?

Chapak is a downloader trojan distributed primarily via spam email attachments and bundled with software cracks, designed to fetch and execute additional malware.

What are the signs of a Chapak infection?

Unexpected outbound HTTP downloads from unfamiliar domains, secondary malware appearing shortly after initial infection, and AV detections referencing Trojan-Downloader.Chapak indicate this family.

What should I do if I think I have Chapak on my system?

If you suspect this malware on your system, do not attempt manual removal. Contact SystemHelpdesk expert MSP support at 855-783-7555 for professional incident response guidance.

Need help with an active incident? If you suspect this malware on your system, do not attempt manual removal. Contact SystemHelpdesk expert MSP support at 855-783-7555 for professional incident response guidance.

Machine-readable

Get this profile as JSON: https://jordanricky1604-ship-it.github.io/malware-families-catalog/api/chapak.json

About this catalog

This profile is part of the Malware Families Catalog, a public dataset of 2,899 malware families extracted from the EMBER 2018 benchmark. The catalog is also published on Hugging Face and Kaggle.