MichaelKors Ransomware Targets Linux and VMware ESXi Systems with Hypervisor Jackpotting

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary MichaelKors ransomware, a new RaaS operation, has been targeting Linux and VMware ESXi systems since April 2023, utilizing the tactic of "hypervisor jackpotting" to gain unrestricted access and encrypt...

Webinar recap: EDR vs MDR for business success

Did you miss our recent webinar on EDR vs. MDR? Don't worry, we've got you covered! In this blog post, we'll be recapping the highlights and key takeaways from the webinar hosted by Marcin Kleczynski, CEO and co-founder of Malwarebytes, and featuring guest speaker Joseph Blankenship, Vice Preside...

CryptNet A Novel Ransomware-as-a-Service

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary CryptNet is a new ransomware-as-a-service group that employs data exfiltration and .NET code. Currently, it has two victims listed on its data leak site. To receive real-time threat advisories, please...

A week in security (May 15-21)

Last week on Malwarebytes Labs: Why we should be more open about ransomware attacks Windows 11 is showing its first signs of Rust Update now! Ruckus vulnerability added to CISAs list of actively exploited bugs 3 reasons to use a VPN PharMerica breach impacts almost 6 million people Leaked Babuk...

BlackCat Ransomware Deploys New Signed Kernel Driver

In this blog post, we will provide details on a BlackCat ransomware incident that occurred in February 2023, where we observed a new capability, mainly used for the defense evasion phase...

Meet 'Jack' from Romania! Mastermind Behind Golden Chickens Malware

The identity of the second threat actor behind the Golden Chickens malware has been uncovered courtesy of a "fatal" operational security blunder, cybersecurity firm eSentire said. The individual in question, who lives in Bucharest, Romania, has been given the codename Jack. He is one of the two...

Notorious Cyber Gang FIN7 Returns With Cl0p Ransomware in New Wave of Attacks

The notorious cybercrime group known as FIN7 has been observed deploying Cl0p aka Clop ransomware, marking the threat actor's first ransomware campaign since late 2021. Microsoft, which detected the activity in April 2023, is tracking the financially motivated actor under its new taxonomy Sangria...

Notorious Cyber Gang FIN7 Returns With Cl0p Ransomware in New Wave of Attacks

The notorious cybercrime group known as FIN7 has been observed deploying Cl0p aka Clop ransomware, marking the threat actor's first ransomware campaign since late 2021. Microsoft, which detected the activity in April 2023, is tracking the financially motivated actor under its new taxonomy Sangria...

Zero Trust + Deception: Join This Webinar to Learn How to Outsmart Attackers!

Cybersecurity is constantly evolving, but complexity can give hostile actors an advantage. To stay ahead of current and future attacks, it's essential to simplify and reframe your defenses. Zscaler Deception is a state-of-the-art next-generation deception technology seamlessly integrated with the...

Zero Trust + Deception: Join This Webinar to Learn How to Outsmart Attackers!

Cybersecurity is constantly evolving, but complexity can give hostile actors an advantage. To stay ahead of current and future attacks, it's essential to simplify and reframe your defenses. Zscaler Deception is a state-of-the-art next-generation deception technology seamlessly integrated with the...

How to Reduce Exposure on the Manufacturing Attack Surface

Digitalization initiatives are connecting once-isolated Operational Technology OT environments with their Information Technology IT counterparts. This digital transformation of the factory floor has accelerated the connection of machinery to digital systems and data. Computer systems for managing...

How to Reduce Exposure on the Manufacturing Attack Surface

Digitalization initiatives are connecting once-isolated Operational Technology OT environments with their Information Technology IT counterparts. This digital transformation of the factory floor has accelerated the connection of machinery to digital systems and data. Computer systems for managing...

CVE-2023-27350: Ongoing Exploitation of PaperCut Remote Code Execution Vulnerability

CVE-2023-27350 is an unauthenticated remote code execution vulnerability in PaperCut MF/NG print management software that allows attackers to bypass authentication and execute arbitrary code as SYSTEM on vulnerable targets. A patch is available for this vulnerability and should be applied on an...

Rancoz Ransomware Employs Advanced Techniques to Encrypt Victims’ Files

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Rancoz ransomware demonstrates the growing danger of tailored ransomware strains, leveraging advanced encryption techniques. To receive real-time threat advisories, please follow HiveForce Labs on Linked...

U.S. Offers $10 Million Bounty for Capture of Notorious Russian Ransomware Operator

A Russian national has been charged and indicted by the U.S. Department of Justice DoJ for launching ransomware attacks against "thousands of victims" in the country and across the world. Mikhail Pavlovich Matveev aka Wazawaka, m1x, Boriselcin, and Uhodiransomwar, the 30-year-old individual in...

U.S. Offers $10 Million Bounty for Capture of Notorious Russian Ransomware Operator

A Russian national has been charged and indicted by the U.S. Department of Justice DoJ for launching ransomware attacks against "thousands of victims" in the country and across the world. Mikhail Pavlovich Matveev aka Wazawaka, m1x, Boriselcin, and Uhodiransomwar, the 30-year-old individual in...

Leaked Babuk ransomware builder code lives on as RA Group

The bones of long gone ransomware group Babuk continue to rattle in the breeze, in the form of reused code. Researchers from Cisco Talos have named this new team the "RA Group", a ransomware collective which may have only been up and running since last month. Babuk famously threatened to leak law...

PharMerica breach impacts almost 6 million people

US pharmacy giant PharMerica has notified over 5.8 million people about a security incident in which it says personal information and medical information may have been obtained by cybercriminals. The Data Breach Notification lists the total number of persons affected as 5,815,591. An investigatio...

Russian Hacker “Wazawaka” Indicted for Ransomware

A Russian man identified by KrebsOnSecurity in January 2022 as a prolific and vocal member of several top ransomware groups was the subject of two indictments unsealed by the Justice Department today. U.S. prosecutors say Mikhail Pavolovich Matveev, a.k.a. "Wazawaka" and "Boriselcin" worked with...

RA Group’s Custom Ransomware Hits US & South Korea

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The emergence of the RA ransomware group highlights the utilization of the recently leaked Babuk ransomware source code as they employ it to develop their variant of the malware. To receive real-time...