BadIIS Malware Spreads via SEO Poisoning — Redirects Traffic, Plants Web Shells

Cybersecurity researchers are calling attention to a search engine optimization (SEO) poisoning campaign likely undertaken by a Chinese-speaking threat actor using a malware called BadIIS in attacks targeting East and Southeast Asia, particularly with a focus on Vietnam. The activity, dubbed Operation Rewrite, is being tracked by Palo Alto Networks Unit 42 under the moniker CL-UNK-1037, where "

source https://thehackernews.com/2025/09/badiis-malware-spreads-via-seo.html