
- Rhysida spoofed Microsoft Teams ads on Bing to deliver malware via fake download pages
- Victims received OysterLoader and Latrodectus, which deploy ransomware, backdoors, and infostealers
- Group operates on RaaS model; past targets include airports, libraries, and U.S. school districts
Security researchers have once again found poisoned ads on popular ad networks, spoofing major brands to deliver all sorts of nasties.