Latest cybersecurity reporting from selected sources.

DOJ Says KimWolf Powered Massive DDoS-for-Hire OperationsU.S. prosecutors charged a Canadian man accused of operating the KimWolf botnet, alleging the DDoS-for-hire platform compromised nearly two million IoT devices and powered attacks that reached record traffic volumes worldwide.

New Rules Tell Power Grid Operators to Log All OT Network TrafficA new reliability standard for U.S. and Canadian electric grid tells major power companies to monitor and log traffic on their operational technology and industrial control systems networks. The rules will be a heavy lift for the electricity sector.

Chinese-Linked Malware Campaign Targets Critical Environments With Weak MonitoringU.S. and Canadian cyber authorities say Chinese state-backed actors used a backdoor dubbed BRICKSTORM to maintain long-term access into critical infrastructure, exploiting VMware environments to exfiltrate credentials and evade detection through encrypted covert channels.

Also: Astra Nova RVV Token Plummets, Canada Fines Cryptomus $126MThis week, U.S. President Donald Trump pardoned Changpeng Zhao, Astra Nova RVV token plummeted, an investor lost $3M in a wallet breach linked to Huione Group, Canada fined Cryptomus, a U.K. regulator sued HTX over illegal crypto promotions and hacked LuBian wallets moved $1.8B in bitcoin.

Also: Texas Brothers Charged in $8M Crypto-Linked Kidnapping CaseThis week, Brian Quintenz won't lead the U.S. CFTC, Canada fined KuCoin $14M, Texas brothers charged in an $8M kidnapping case, South Korean actor given suspended sentence for embezzlement, phishing campaign used robots.txt and an ex-LASD deputy pleaded guilty in a business extortion scam.

Also, O Canada, Oh Brother and More Probable Chinese HackingThis week, ransomware kills, Salt Typhoon hit Canada, Russian backdoors, SAP and Citrix patches, China hackers in the oil and energy sector. Brother printers have an unfixable flaw. Ransomware hit a U.S. dairy cooperative. Hackers in Albania and Oxford. European lawmakers heard cybersecurity advice.

Customers Question Why PowerSource Support Tool Had Direct Access to Their SystemsEducational software-maker PowerSchool faces over 20 lawsuits seeking class-action status, filed in the wake of a massive data breach involving current and former student and faculty data being held by an as-yet-unknown number of school districts across the U.S., Canada and Bermuda.

No Patch Yet Available for Second Zero Day to Be Recently Found in VoIP SoftwareSecurity researchers warn of a newly discovered zero-day vulnerability in widely used VoIP telephony software, a discovery that comes as the United States struggles to evict Chinese nation-state hackers from telecom networks. The software is the MiCollab software suite from Canada-based Mitel.

Also: U.S. Healthcare Cyber Bill, Insights from ISMG's Canada SummitIn the latest weekly update, ISMG editors discussed recent international law enforcement efforts against Russian cybercrime organizations, the latest U.S. cybersecurity bill aimed at protecting the healthcare sector and key takeaways from ISMG's Canada Summit.

Auto Dealership Software Firm Says Restoring Service Will Take 'Days and Not Weeks'CDK Global, the auto dealership software solutions firm that supplies services to an estimated 15,000 dealerships in the U.S. and Canada, said it has begun the restoration process for its customers after a debilitating cyber incident caused disruptions.

Auto Dealership Tech Firm Confirms System Shutdowns After Multiple Cyber IncidentsCDK Global, a leading software and solutions providers for thousands of car dealerships across the United States and Canada, has launched investigations into consecutive cyber incidents that caused disruptions and shutdowns for several days at companies across the North Americas.

Also: Crypto King Indicted in CanadaThis week, $25M in ethereum was stolen, Sonne Finance was hacked, a thief returned stolen crypto, Canada indicted its crypto king, the U.S. blocked a purchase by a Chinese crypto mining firm, Canada took regulatory action against Binance, and two senators were concerned about cryptomixer policy.

Domestic Teen Groups Demand 'Nip the Bud' and 'Alternative Pathways,' Experts SayWestern law enforcement agencies are battling a rise in domestic ransomware attackers. Given the "significant" resources being poured into combating ransomware, signing up for a ransomware crew from your home in the U.S., Canada or the U.K. might seem foolhardy in the extreme. Enter teenagers.

Dual Canadian-Russian National Also Agrees to US ExtraditionLockBit ransomware affiliate Mikhail Vasiliev on Tuesday received a nearly four-year prison sentence in Canada and consented to extradition to the United States, where he faces charges of conspiracy to commit computer intrusion. He must also pay CA$860,000 in restitution to his Canadian victims.

Also: Innovation Amid Israel-Hamas War; Future of Gen AI and Industrial AutomationIn the latest weekly update, editors at Information Security Media Group discuss why a growing number of U.S. and Canadian hospitals have been forced to turn away patients because of cyberattacks, innovations that have surfaced during the Israel-Hamas war and the future of industrial automation.