New ESXiArgs Ransomware Variant Emerges After CISA Releases Decryptor Tool

After the U.S. Cybersecurity and Infrastructure Security Agency CISA released a decryptor for affected victims to recover from ESXiArgs ransomware attacks, the threat actors have bounced back with an updated version that encrypts more data. The emergence of the new variant was reported by a syste...

MacOS Malware: Myth vs. Truth – Podcast

Remember those ads with a sneezing guy in a suit who says he’s a PC and to stay away, he’s got that nasty virus that’s going around? “That’s OK,” says the young, hip guy in blue jeans: He’s a Mac. … as if any machine that runs code could possibly be immune to malware…? Boy, was that a stretch. Th...

[Security Nation] Jack Cable on Ransomwhere

!\Security Nation\ Jack Cable on Ransomwherehttps://blog.rapid7.com/content/images/2021/10/securitynationlogo--1-.jpg In this episode of Security Nation, Jen and Tod chat with Jack Cable, security architect at the Krebs Stamos Group, about Ransomwhere, a crowdsourced ransomware payment tracker...

A week in security (July 5 – July 11)

Last week on Malwarebytes Labs: Racing against a real-life ransomware attack. Podcast with Ski Kacoroski. Kaseya CEO: “The impact of this incredibly sophisticated attack is very minimal” Patch now! Emergency fix for PrintNightmare released by Microsoft. Game over: Apex Legends players locked out ...

RansomWhere? Generic OS X Ransomware Detection

With each new unrelenting ransomware sample, security researchers understand that no matter how quickly antivirus signatures are updated or how rapidly decryptors are built and shared, current defenses will continue to fall short. The problem is that most adequate defenses are sample-specific;...