Skip to content
APT28's Operation MacroMaze: Macro Malware Campaign Targets Europe

APT28's Operation MacroMaze: Macro Malware Campaign Targets Europe

First seen 24 Feb 2026, 16:13 UTC • •

Article Content

Browse articles
ThreatCluster AI
ThreatCluster •March 12, 2026 at 16:10 UTC

APT28, a Russia-linked advanced persistent threat group, conducted a cyberespionage campaign named Operation MacroMaze from September 2025 to January 2026. The campaign involved deploying macro malware embedded in Microsoft Office documents and utilized webhook-based methods for command-and-control communications and data exfiltration, affecting various entities across Western and Central Europe.

Start a free Starter trial for enhanced analysis

Ask AI about this cluster

Updated 218d ago How this analysis works

Timeline

2025-09-01
Operation MacroMaze campaign began
2026-01-31
Operation MacroMaze campaign ended
2026-02-24
Articles published detailing the campaign

More articles in this cluster (3)

Following this threat?

Track APT28 and CVE-2026-21509 in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.

Free account · no card needed