Threats · 237 days ago
Velvet Tempest staged DonutLoader and retrieved the CastleRAT backdoor via a ClickFix malvertising campaign.
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Termite ransomware breaches linked to ClickFix CastleRAT attacks
Ransomware threat actors tracked as Velvet Tempest are using the ClickFix technique and legitimate Windows utilities to deploy the DonutLoader malware and the CastleRAT backdoor.
Part of the PlainSec briefing for 2026-03-08