Sep 9, 2025
Microsoft, in partnership with global law enforcement, takes down Lumma Stealer—a notorious malware campaign that infected nearly 400,000 Wi
Microsoft and global law enforcement agencies have successfully dismantled the Lumma Stealer malware network, a notorious infostealer that had infected over 394,000 Windows computers worldwide between March and May 2025. The operation led to the seizure of approximately 2,300 malicious domains, disrupting Lumma’s command-and-control infrastructure and its distribution platforms.