Cisco Patches Zero-Day RCE Exploited by China-Linked APT in Secure Email Gateways

Cisco on Thursday released security updates for a maximum-severity security flaw impacting Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Email and Web Manager, nearly a month after the company disclosed that it had been exploited as a zero-day by a China-nexus advanced...

Innovative Tunnelling and Forensic Tool Abuse: IR Tales from the Field

Rapid7 Incident Response consultants Willow Shipperley and Noah Hemker contributed analysis and insight to this blog. Executive summary Rapid7’s Incident Response IR team was engaged to investigate an incident involving an attempted Cobalt Strike execution. The investigation uncovered twists and...

Cyber Group 'Gold Melody' Selling Compromised Access to Ransomware Attackers

A financially motivated threat actor has been outed as an initial access broker IAB that sells access to compromised organizations for other adversaries to conduct follow-on attacks such as ransomware. SecureWorks Counter Threat Unit CTU has dubbed the e-crime group Gold Melody, which is also kno...