Lumen Technologies, in collaboration with the DOJ, FBI, and Dutch National Police, dismantled a long-running criminal proxy network that exploited IoT and end-of-life devices. This botnet facilitated activities like ad fraud and DDoS attacks, affecting thousands of devices. Its low detection rate stemmed from exploiting known vulnerabilities. Lumen has shared details to aid cybersecurity defenses.
“PupkinStealer” A New .NET-Based Malware Steals Browser Credentials & Exfiltrate via Telegram
PupkinStealer is a C# malware that steals sensitive data, including browser credentials and desktop files, using Telegram for stealthy data exfiltration. Discovered in April 2025,
