HOMETHREATSUnidentified JS 003 (Emotet Downloader)
APT / THREAT GROUP

Unidentified JS 003 (Emotet Downloader)

2
aliases
Last seen:Mar 17, 2026

Intelligence Profile

According to Max Kersten, Emotet is dropped by a procedure spanned over multiple stages. The first stage is an office file that contains a macro. This macro then loads the second stage, which is either a PowerShell script or a piece of JavaScript, which is this family entry.

Threat Analysis

Unidentified JS 003 (Emotet Downloader) is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

Quick Facts

TypeAPT / Threat Group
Aliases2

Also Known As

Unidentified JS 003 (Emotet Downloader)js.unidentified_003

External Intelligence

Malpedia: js.unidentified_003

Research Links

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