Ransomware attackers targeting a Fortune 100 company in the finance sector used a new malware strain, dubbed PDFSider, to deliver malicious payloads on Windows systems.

Unlike traditional attacks that rely on exploits, this succeeds through social engineering combined with abuse of Windows' own security architecture.

Microsoft said Wednesday that it broke down the Lumma Stealer malware project with the help of law enforcement officials across the globe. Hackers used the malware to steal passwords, credit cards, ...

A new malicious campaign mixes the ClickFix method with fake CAPTCHA and a signed Microsoft Application Virtualization (App-V ...

If an app blinks wrong, Sysinternals notices.

There is a certain Windows 11 feature that, if turned off, requires a clean installation of the OS from scratch whenever you ...

Now that Windows 10 is no longer supported, it's become a more attractive target for hackers. That doesn't mean you need to ...

Microsoft, the Justice Department and other global partners have seized and taken down domains that distributed malware to cybercriminals and globally infected nearly 400,000 computers. File Photo by ...

If you use a Windows computer, it's time to update it yet again — before hackers get to you with the latest Windows malware threat. Phemedrone is an open-source malware that targets web browsers and ...

Dasvidania Tovarish: Infostealers are a dangerous class of malware built to infiltrate systems and extract sensitive personal or corporate data. Lumma Stealer ranks among the worst offenders, ...

Microsoft Corp. has disabled a Windows feature that helps users download new applications after finding that hackers were using it to spread malware. The company announced the move on Thursday. The ...

Open source malware surged 73% in 2025, with npm as a key target with rising risks in software supply chains and developer environments.