IoT malware
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Researchers flag ZionSiphon malware aimed at Israeli water systems
Researchers say ZionSiphon is a new malware sample aimed at Israeli water systems, with code for persistence, scanning and sabotage. The unfinished malware was first seen in the wild in June 2025.
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RondoDox botnet exploited React2Shell to enroll IoT devices and web apps
A nine month campaign enrolled IoT devices and web applications into the RondoDox botnet by exploiting React2Shell. About 90,300 hosts remained vulnerable at the end of 2025. Researchers advise patching Next.js and segmenting IoT.
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Microsoft: Aisuru botnet launched 15.72 Tbps DDoS attack against Azure
Microsoft said the Aisuru botnet launched a 15.72 Tbps UDP flood against a public Azure IP in Australia from over 500,000 IPs, reaching nearly 3.64 billion packets per second; researchers and firms including Qi’anxin and Cloudflare have linked Aisuru to multiple large-scale DDoS campaigns that exploit vulnerable IoT devices and routers.
