The threat actor known as PCPJack has hijacked cloud servers associated with Amazon Web Services (AWS), Google Cloud, and Microsoft Azure to create a covert SMTP email relay network.”Compromised business servers across the U.S., Europe, and Asia were quietly converted into SMTP proxies, verified for mail relay capability, and synced to a downstream consumer every five minutes,” Hunt.io said in
First seen on thehackernews.com
Jump to article: thehackernews.com/2026/06/pcpjack-hijacks-230-aws-google-cloud.html
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