The disruption of the Netwalker ransomware group in January 2021 by U.S. and Bulgarian authorities highlights how blockchain can be an Achilles' heel for cryptocurrency-using criminals, says Jackie Burns Koven, cyberthreat intelligence lead at Chainalysis.
The dangers associated with compromising critical infrastructure assets burst into public view with the May 2021 Colonial Pipeline ransomware attack, prompting significant investment from both the government and the private sector, according to Claroty Chief Product Officer Grant Geyer.
As the Russia-Ukraine war continues, and analysts watch for retaliatory cyberattacks against Ukraine's allies, cybercrime tracker Jon DiMaggio of Analyst1 says there's good news, in that Russian cybercriminals seem to have little or no incentive to move against U.S. critical infrastructure.
Darknet markets continue to thrive despite regular disruption by law enforcement agencies and exit scams by administrators because they offer easy access to services such as tools for laundering cryptocurrency, says Kimberly Grauer, head of research at blockchain analytics firm Chainalysis.
An Arizona medical center that suffered a ransomware attack in April has begun notifying 700,000 individuals of a data breach compromising sensitive medical and personal information. The incident is among the latest major health data breaches involving ransomware.
An operator deploying BlackCat ransomware, also known as ALPHV, appears to have claimed the University of Pisa as its latest victim. University officials reportedly face a ransom demand of $4.5 million, a "discount price" that will jump to $5 million after Thursday.
Since joining Forescout 15 months ago as CEO, Wael Mohamed has aggressively pursued acquisitions, scooping up CyberMDX in February to safeguard internet of medical things devices and Cysiv in June to help OT and IoT customers analyze, detect and respond to threats using cloud-native data analytics.
Every second of downtime after a ransomware attack costs businesses in industries such as retail and e-commerce large sums of cash. Business continuity is therefore vital even before determining whether ransomed data or systems can be recovered, says VMware Security General Manager Kal De.
Security leaders shouldn't ignore current geopolitical tensions, which are going to infiltrate into private sectors, says Troy Leach of the Cloud Security Alliance. And John Kindervag of ON2IT Cybersecurity says - for that reason - organizations need to stop being cheap on cybersecurity.
Top Russian diplomat Andrei Krutskikh is pressuring the U.S. to back down in cyberspace after the director of U.S. Cyber Command, Army Gen. Paul Nakasone, acknowledged America has conducted a "full spectrum" of virtual operations in support of Ukraine.
While ransomware, third-party risk, phishing scams and insiders continue as the top threats facing healthcare and public health entities, the sector overall is becoming better prepared to deal with these issues than it was just a few years ago, says Denise Anderson, president and CEO of H-ISAC.
Cyber adversaries are embracing defense evasion, triple extortion, wiper malware and the accelerated exploit chain, and that is significantly reshaping the threat landscape that CISOs have to deal with, according to Derek Manky, head of Fortinet's FortiGuard Labs.
The Cuba ransomware group, which has previously targeted U.S. critical infrastructure firms, has updated its malware to "optimize" execution and "minimize" unintended system behavior, says Trend Micro. Researchers at Elastic Security Labs also share malware analysis, TTPs and detection techniques.
Greg Murphy, CEO of Ordr, says there are three topics healthcare senior leaders and board members keep asking about: ransomware, ransomware … and ransomware. He discusses how healthcare entities are addressing their biggest threats, IoT devices, and the implications of the PATCH Act.
As the dwell time between when hackers compromise a system and when they trigger a ransomware attack has grown, victims have a little more precious time to detect and stop these attacks "before the worst happens," says Chet Wisniewski, principal research scientist at Sophos.