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Researchers Deanonymized Medusa Ransomware Group’s Onion Site

Researchers have uncovered the true identity of servers hosting one of the most notorious ransomware operations active today. The Medusa Ransomware Group, which has operated...

Interlock Ransomware Employs Multi-Stage Attack Via Legitimate Websites to Deliver Malicious Browser Updates

Cybersecurity experts have identified a sophisticated ransomware threat known as Interlock, which has been quietly expanding its operations since its first appearance in September...

Medusa Ransomware Claims NASCAR Hack, Demands $4 Million Ransom

The Medusa ransomware group has reportedly launched a major cyberattack on the National Association for Stock Car Auto Racing (NASCAR), demanding a $4 million...
Ransomware Attack Prevention Checklist – 2023

Ransomware Attack Prevention Checklist – 2025

Businesses face significant hazards from ransomware attacks, which are capable of causing severe damage in a brief period. Over the past few years, numerous well-known...

Windows CLFS Zero-Day Vulnerability Actively Exploited by Ransomware Group

A critical zero-day vulnerability in the Windows Common Log File System (CLFS) has been uncovered and is being actively exploited by a ransomware group. The...

Threat Actor Leaked Data from Major Bulletproof Hosting Medialand

A significant data breach occurred when an unidentified threat actor leaked internal data from Medialand, a major bulletproof hosting (BPH) provider with extensive ties...

Hunters International Overlaps Hive Ransomware Attacking Windows, Linux, and ESXi Systems

A sophisticated ransomware operation known as Hunters International emerged in October 2023, with strong evidence suggesting connections to the formerly dismantled Hive ransomware group. The...

Blacklock Ransomware Infrastructure Intruded to Uncover Their Planned Attacks

Blacklock ransomware, also known as "El Dorado" or "Eldorado," emerged as one of the most aggressive ransomware-as-a-service (RaaS) operations in early 2025. The group rapidly...
US Telecom Companies

Arkana Ransomware Group Claims Compromise of US Telecom Companies

The largest US internet provider, WideOpenWest (WOW!), is allegedly compromised by Arkana Security, a recently discovered ransomware group. The attack, which security researchers trace to...
CodeQL Repositories

CodeQLEAKED – GitHub Supply Chain Attack Allows Code Execution Using CodeQL Repositories

A significant vulnerability in GitHub's CodeQL actions could have permitted attackers to execute malicious code across hundreds of thousands of repositories.  The vulnerability, assigned CVE-2025-24362,...
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PupkinStealer Attacks Windows System

PupkinStealer Attacks Windows System to Steal Login Credentials & Desktop Files

A new information-stealing malware dubbed "PupkinStealer" has been identified by cybersecurity researchers, targeting sensitive user data through a straightforward yet effective approach. First observed...