New TsuNAME DNS bug allows attackers to DDoS authoritative DNS servers

Attackers can use a newly disclosed domain name server (DNS) vulnerability publicly known as TsuNAME as an amplification vector in large-scale reflection-based distributed denial of service (DDoS) attacks targeting authoritative DNS servers. In simpler terms, authoritative DNS servers translate web Read More …

Operation TunnelSnake

Formerly unknown rootkit used to secretly control networks of regional organizations Windows rootkits, especially those operating in kernel space, are pieces of malware infamous for their near absolute power in the operating system. Usually deployed as drivers, such implants have Read More …

The UNC2529 Triple Double: A Trifecta Phishing Campaign

In December 2020, Mandiant observed a widespread, global phishing campaign targeting numerous organizations across an array of industries. Mandiant tracks this threat actor as UNC2529. Based on the considerable infrastructure employed, tailored phishing lures and the professionally coded sophistication of Read More …

PoC exploit released for Microsoft Exchange bug dicovered by NSA

Technical documentation and proof-of-concept exploit (PoC) code is available for a high-severity vulnerability in Microsoft Exchange Server that could let remote attackers execute code on unpatched machines. The flaw is for one of the four that the National Security Agency Read More …

San Diego: Scripps Health Cyberattack Causes Widespread Hospital Outages

Scripps Health, a hospital network based in San Diego, was hit by a cyberattack over the weekend, forcing some critical-care patients to be diverted, according to the San Diego Union-Tribune. Scripps acknowledged the attack in a statement but didn’t specify Read More …