Emurasoft is a organization tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed January 23, 2026; most recent activity January 23, 2026.
Emurasoft is a software company best known for EmEditor, a Windows-based text editor. Recent cybersecurity reporting shows attackers exploiting EmEditor users via a watering hole campaign to deliver information-stealing malware, highlighting risks to niche software ecosystems and their user bases.
In late December 2025, EmEditor, a widely used text and code editor, reported that its download page had been compromised. This incident involved a watering hole attack that aimed to distribute multistage malware…