eScan Antivirus Update Servers Compromised to Deliver Multi-Stage Malware

Feb 2, 2026

The update infrastructure for eScan antivirus, a security solution developed by Indian cybersecurity company MicroWorld Technologies, has been compromised by unknown attackers to deliver a persistent downloader to enterprise and consumer systems.
“Malicious updates were distributed through eScan’s legitimate update infrastructure, resulting in the deployment of multi-stage malware to enterprise

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