Karakurt extortion group: Threat profile

The FBI Federal Bureau of Investigation, together with CISA Cybersecurity and Infrastructure Security Agency and other federal agencies, recently released a joint cybersecurity advisory CSA about the Karakurt data extortion group also known as Karakurt Team and Karakurt Lair. Like RansomHouse,...

The many lives of BlackCat ransomware

The BlackCat ransomware, also known as ALPHV, is a prevalent threat and a prime example of the growing ransomware-as-a-service RaaS gig economy. It’s noteworthy due to its unconventional programming language Rust, multiple target devices and possible entry points, and affiliation with prolific...

The many lives of BlackCat ransomware

The BlackCat ransomware, also known as ALPHV, is a prevalent threat and a prime example of the growing ransomware-as-a-service RaaS gig economy. It’s noteworthy due to its unconventional programming language Rust, multiple target devices and possible entry points, and affiliation with prolific...

Defending Against Tomorrow's Threats: Insights From RSAC 2022

The rapidly changing pace of the cyberthreat landscape is on every security pro's mind. Not only do organizations need to secure complex cloud environments, they're also more aware than ever that their software supply chains and open-source elements of their application codebase might not be as...

HelloXD Ransomware Installing Backdoor on Targeted Windows and Linux Systems

Windows and Linux systems are being targeted by a ransomware variant called HelloXD, with the infections also involving the deployment of a backdoor to facilitate persistent remote access to infected hosts. "Unlike other ransomware groups, this ransomware family doesn't have an active leak site;...

Black Basta Ransomware Teams Up with Malware Stalwart Qbot

A newcomer on the ransomware scene has coopted a 14-year-old malware variant to help it maintain persistence on a targeted network in a recent attack, researchers have found. Black Basta, a ransomware group that emerged in April, leveraged Qbot, a.k.a. Quakbot, to move laterally on a compromised...

Closing the Door: DeadBolt Ransomware Locks Out Vendors With Multitiered Extortion Scheme

In this report, we investigate the reasons that the DeadBolt ransomware family is more problematic for its victims than other ransomware families that previously targeted NAS devices...

Connected Healthcare: A Cybersecurity Battlefield We Must Win

Connected Healthcare: A Cybersecurity Battlefield We Must Win By Charles McFarland · June 6, 2022 We are commonly taught to prioritize the most critical, severe, or impactful tasks when trying to conquer a list of intimidating problems. Yet, how is this possible when presented with two tasks of...

Researchers Demonstrate Ransomware for IoT Devices That Targets IT and OT Networks

As ransomware infections have evolved from purely encrypting data to schemes such as double and triple extortion, a new attack vector is likely to set the stage for future campaigns. Called Ransomware for IoT or R4IoT by Forescout, it's a "novel, proof-of-concept ransomware that exploits an IoT...

Karakurt Data Extortion Group

CISA, the Federal Bureau of Investigation FBI, the Department of Treasury, and the Financial Crimes Enforcement Network FinCEN have released a joint Cybersecurity Advisory CSA to provide information on the Karakurt data extortion group. Karakurt actors steal data and threaten to auction it off or...

Threat profile: RansomHouse makes extortion work without ransomware

Cybersecurity is an industry known for many hats: white hats, black hats, and grey hats. White hats refer to "the good people" in the industry for those who are not in the know. They are malware analysts, security researchers, and penetration testers. Black hats are the opposite of white hats, an...

The Myths of Ransomware Attacks and How To Mitigate Risk

Today's modern companies are built on data, which now resides across countless cloud apps. Therefore preventing data loss is essential to your success. This is especially critical for mitigating against rising ransomware attacks — a threat that 57% of security leaders expect to be compromised by...

DEA Investigating Breach of Law Enforcement Data Portal

The U.S. Drug Enforcement Administration DEA says it is investigating reports that hackers gained unauthorized access to an agency portal that taps into 16 different federal law enforcement databases. KrebsOnSecurity has learned the alleged compromise is tied to a cybercrime and online harassment...

Everything We Learned From the LAPSUS$ Attacks

In recent months, a cybercriminal gang known as LAPSUS$ has claimed responsibility for a number of high-profile attacks against technology companies, including: T-Mobile April 23, 2022 Globant Okta Ubisoft Samsung Nvidia Microsoft Vodafone In addition to these attacks, LAPSUS$ was also able to...

New ransomware trends in 2022

Ahead of the Anti-Ransomware Day, we summarized the tendencies that characterize ransomware landscape in 2022. This year, ransomware is no less active than before: cybercriminals continue to threaten nationwide retailers and enterprises, old variants of malware return while the new ones develop...

New REvil Samples Indicate Ransomware Gang is Back After Months of Inactivity

The notorious ransomware operation known as REvil aka Sodin or Sodinokibi has resumed after six months of inactivity, an analysis of new ransomware samples has revealed. "Analysis of these samples indicates that the developer has access to REvil's source code, reinforcing the likelihood that the...

Ransomware-as-a-service: Understanding the cybercrime gig economy and how to protect yourself

Microsoft processes 24 trillion signals every 24 hours, and we have blocked billions of attacks in the last year alone. Microsoft Security tracks more than 35 unique ransomware families and 250 unique threat actors across observed nation-state, ransomware, and criminal activities. That depth of...

Ransomware-as-a-service: Understanding the cybercrime gig economy and how to protect yourself

Microsoft processes 24 trillion signals every 24 hours, and we have blocked billions of attacks in the last year alone. Microsoft Security tracks more than 35 unique ransomware families and 250 unique threat actors across observed nation-state, ransomware, and criminal activities. That depth of...

U.S. Offering $10 Million Reward for Information on Conti Ransomware Hackers

The U.S. State Department has announced rewards of up to $10 million for any information leading to the identification of key individuals who are part of the infamous Conti cybercrime gang. Additionally, it's offering another $5 million for intelligence information that could help arrest or convi...

Ransomware: April 2022 review

The Malwarebytes Threat Intelligence team monitors the threat landscape continuously and produces monthly ransomware reports based on a mixture of proprietary and open-source intelligence. April 2022 was most notable for the emergence of three new ransomware-as-a-service RaaS groups—Onyx, Mindwar...