UNC2891: Raspberry Pi, Custom Rootkit CAKETAP Fuel Sophisticated ATM Fraud Campaign Cybercriminals UNC2891: Raspberry Pi, Custom Rootkit CAKETAP Fuel Sophisticated ATM Fraud Campaign ddos November 24, 2025 Specialists from Group-IB have released an in-depth analysis of the long-running UNC2891 campaign, which demonstrates how inventive... Read More Read more about UNC2891: Raspberry Pi, Custom Rootkit CAKETAP Fuel Sophisticated ATM Fraud Campaign