Friday, May 2, 2025

Windows

HelloKitty Ransomware Returns, Launching Attacks on Windows, Linux, and ESXi Environments

Security researchers and cybersecurity experts have recently uncovered new variants of the notorious HelloKitty ransomware, signaling its resurgence with attacks targeting Windows, Linux, and...

Researchers Exploit Windows Defender with XOR and System Calls

A recent cybersecurity revelation has demonstrated how researchers successfully bypassed Windows Defender antivirus mechanisms using advanced techniques involving XOR encryption and direct system calls. This...

Windows Active Directory Vulnerability Enables Unauthorized Privilege Escalation

Microsoft has urgently patched a high-risk security vulnerability (CVE-2025-29810) in Windows Active Directory Domain Services (AD DS), which could allow attackers to escalate privileges...

Windows Kerberos Vulnerability Enables Security Feature Bypass

Microsoft has disclosed a new security vulnerability in Windows operating systems, tracked as CVE-2025-29809. This flaw, classified with Important severity, impacts the Kerberos authentication protocol, potentially enabling attackers...

Ransomware Group Actively Exploits Windows CLFS Zero-Day Vulnerability

Microsoft has uncovered a sophisticated ransomware campaign exploiting a zero-day vulnerability in the Windows Common Log File System (CLFS), tracked as CVE-2025-29824. The vulnerability...

Hackers Abuse Windows .RDP Files to Launch Unauthorized Remote Desktop Sessions

The Google Threat Intelligence Group (GTIG) has unearthed a novel phishing campaign leveraging Windows Remote Desktop Protocol (.RDP) files to facilitate unauthorized remote access. Dubbed...

Threat Actors Use Windows Screensaver Files as Malware Delivery Method

Cybersecurity experts at Symantec have uncovered a sophisticated phishing campaign targeting various sectors across multiple countries, leveraging the Windows screensaver file format (.scr) as...

NEPTUNE RAT Targets Windows Users, Steals Passwords from 270+ Applications

A recent cyber threat named Neptune RAT has emerged as a rising concern for Windows users, targeting sensitive data and exhibiting advanced malicious capabilities. CYFIRMA...