Windows

Windows 11 adds Quick Memory Scan after BSOD—learn how it detects issues, runs on reboot, and boosts system stability for smoother computing.

With Windows 10 support ending October 14, 2025, users face malware and breach risks—upgrade to Windows 11 or get ESU for patches. Learn quick steps to back up data, use antivirus, and avoid cyber threats post-support.

CISA flags CVE-2021-43226 in Windows CLFS Driver for active exploitation, enabling local attackers to gain SYSTEM privileges via buffer overflows. Impacts Win10/11 & Servers 2016-2022; federal deadline Oct 27—apply updates, monitor Event IDs 4656/4658, and scan for vulnerabilities now.

Threat actors use vulnerable Windows 8.1 WerFaultSecure.exe on patched Windows 11 24H2 to dump unencrypted LSASS memory via PPL bypass, extracting NTLM hashes and passwords for escalation. Zero Salarium details evasion tactics; defenders urged to monitor WER tools and anomalous PPL activity.

Microsoft's September 2025 Patch Tuesday updates disrupt SMBv1 connectivity over NetBT in Windows 11/10 and Servers (2022/2025), exposing legacy risks like EternalBlue/WannaCry. Learn affected systems, security dangers, PowerShell fixes, and migration tips to SMBv2/3.

Zero Salarium's EDR-Freeze proof-of-concept uses Windows' MiniDumpWriteDump to freeze EDR and antivirus software indefinitely, offering a stealthy alternative to BYOVD attacks without third-party drivers or detection risks.

RevengeHotels (TA558) escalates cyberattacks with AI-crafted loaders delivering VenomRAT malware, targeting Windows users via phishing. The malware features stealth, persistence, and encrypted communication.

Researchers found 8 malicious NPM packages targeting Windows Chrome users with obfuscated code to steal passwords, credit cards, and crypto wallets. Learn more.

Researchers unveil the 'Win-DoS Epidemic' at DEF CON 33, revealing new vulnerabilities in Windows that can turn servers and Domain Controllers into DDoS botnets. Learn more about the risks.

Anubis ransomware, first detected in November 2024, targets both Android and Windows platforms, utilizing a ransomware-as-a-service model. Learn about its tactics, high-profile attacks, and how to defend against this emerging threat.