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The threat actor known as Vane Viper has been outed as a purveyor of malicious ad technology (adtech), while relying on a tangled web of shell companies and opaque ownership structures to deliberately evade responsibility. "Vane Viper has provided core infrastructure in widespread malvertising, ad fraud, and cyberthreat proliferation for at least a decade," Infoblox said in a technical report published last week in collaboration with Guardio and Confiant. "Vane Viper not only brokers traffic for malware droppers and phishers, but appears to run their own campaigns, consistent with previously documented ad-fraud techniques." Vane Viper, also called Omnatuor , was previously documented by the DNS threat intelligence firm in August 2022, describing it as a malvertising network akin to VexTrio Viper that takes advantage of vulnerable WordPress sites to build a massive network of compromised domains and use them to spread riskware, spyware, and adware. One of t...

A threat actor known as Hazy Hawk has been observed hijacking abandoned cloud resources of high-profile organizations, including Amazon S3 buckets and Microsoft Azure endpoints, by leveraging misconfigurations in the Domain Name System (DNS) records. The hijacked domains are then used to host URLs that direct users to scams and malware via traffic distribution systems (TDSes), according to Infoblox. Some of the other resources usurped by the threat actor include those hosted on Akamai, Bunny CDN, Cloudflare CDN, GitHub, and Netlify. The DNS threat intelligence firm said it first discovered the threat actor after it gained control of several sub-domains associated with the U.S. Center for Disease Control (CDC) in February 2025. It has since been determined that other government agencies across the globe, prominent universities, and international corporations such as Deloitte, PricewaterhouseCoopers, and Ernst & Young have been victimized by the same threat actor since at least ...