The Keksec threat actor has been linked to a previously undocumented malware strain, which has been observed in the wild masquerading as an extension for Chromium-based web browsers to enslave compromised machines into a botnet. Called Cloud9 by security firm Zimperium, the malicious browser add-on comes with a wide range of features that enables it to siphon cookies, log keystrokes, inject arbitrary JavaScript code, mine crypto, and even enlist the host to carry out DDoS attacks.

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