Cerber Ransomware Exposed: A Comprehensive Analysis of Advanced Tactics, Encryption, and Evasion

This report analyzes the Cerber ransomware variant, describing its packed payload, mutex checks, decrypted configuration (including blocked extensions, excluded countries, and base64 RSA keys), C2 communication to specified CIDR ranges on port 6893, use of RSA+RC4 encryption (skipping the first 1800 bytes), file renaming with a ".a769" extension, AV/firewall disruption techniques, self-deletion via ShellExecuteA, dropped ransom notes directing victims to TOR, and provides IOCs and mitigation recommendations.