Cybersecurity researchers are warning of a recent spike in activity of a stealthy digital currency mining botnet. Known as Lemon Duck, it targets Windows users and spreads by sending rich text format (RTF) files via email.
Lemon Duck has been around since December 2018. However, researchers at Cisco-owned Talos Intelligence Group have noticed a sharp rise in DNS requests connected with its command-and-control (C2) servers since the end of August.
In a blog post, the researchers revealed…
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