Security Affairs

MARCH 8, 2025

The Akira ransomware gang exploited an unsecured webcam to bypass EDR and launch encryption attacks on a victim’s network. Cybersecurity researchers at S-RM team discovered a novel attack technique used by the Akira ransomware gang. Realizing EDR was active, they pivoted by scanning the network for vulnerable devices.

Ransomware 127

Ransomware IoT Encryption Passwords 127

Security Affairs

OCTOBER 27, 2024

Russian authorities sentenced four members of the REvil ransomware operation to several years in prison in Russia. Four former members of the REvil ransomware group were sentenced in Russia for hacking and money laundering, marking a rare case of Russian gang members being convicted in the country. Vasinskyi was extradited to the U.S.

Ransomware 142

Ransomware Hacking Malware Cybercrime 142

Security Affairs

DECEMBER 7, 2024

The 8Base ransomware group attacked Croatia’s Port of Rijeka, stealing sensitive data, including contracts and accounting info. A cyber attack hit the Port of Rijeka in Croatia, the 8Base ransomware group claimed responsibility for the security breach. The Port of Rijeka (Luka Rijeka d.d.),

Ransomware 122

Ransomware Hacking Accountability Cyber Attacks 122

Security Affairs

NOVEMBER 21, 2024

Mexico is investigating a ransomware attack targeting its legal affairs office, as confirmed by the president amidst growing cybersecurity concerns. Mexico’s president announced the government is investigating an alleged ransomware hack that targeted the administration’s legal affairs office. Knight, also known as Cyclops 2.0,

Government 143

Government Hacking Ransomware Insurance 143

Security Affairs

DECEMBER 26, 2024

A ransomware attack on Pittsburgh Regional Transit (PRT) was the root cause of the agency’s service disruptions. On December 23, 2024, Pittsburgh Regional Transit (PRT) announced it was actively responding to a ransomware attack that was first detected on Thursday, December 19.

Ransomware 119

Ransomware Cyber Attacks Hacking Cybersecurity 119

Security Affairs

MARCH 30, 2025

The Walmart-owned membership warehouse club chain Sams Club is investigating claims of a Cl0p ransomware security breach. This week, Cl0p ransomware group listed Sams Club among the victims of its December Cleo software exploit , accusing it of ignoring security. Victims include Petmate, and Simple Human.

Ransomware 114

Ransomware Data breaches Software Hacking 114

Security Affairs

MAY 3, 2025

The Rhysida Ransomware gang claims the hack of the Government of Peru, the gang breached Gob.pe, the Single Digital Platform of the Peruvian State. The Rhysida ransomware gang claims responsibility for hacking the Government of Peru, breaching Gob.pe, which is the country’s official digital platform.

Government 110

Government Ransomware Hacking Manufacturing 110

Security Affairs

NOVEMBER 24, 2024

seized the stolen credit card marketplace PopeyeTools and charged its operators, this is a major success against cybercrime. PopeyeTools was a dark web marketplace specializing in selling stolen credit cards and cybercrime tools, facilitating fraud and illicit online activities since 2016.

Cybercrime 128

Cybercrime Cryptocurrency Banking Accountability 128

Krebs on Security

MARCH 1, 2022

A Ukrainian security researcher this week leaked several years of internal chat logs and other sensitive data tied to Conti , an aggressive and ruthless Russian cybercrime group that focuses on deploying its ransomware to companies with more than $100 million in annual revenue. “There will be panic. 428 hospitals.”

Ransomware 299

Ransomware Healthcare Cybercrime Government 299

Security Affairs

NOVEMBER 8, 2024

Texas oilfield supplier Newpark Resources suffered a ransomware attack that disrupted its information systems and business applications. Texas oilfield supplier Newpark Resources revealed that a ransomware attack on October 29 disrupted access to some of its information systems and business applications.

Ransomware 121

Ransomware Manufacturing Malware Hacking 121

Security Affairs

FEBRUARY 1, 2025

Indian multinational technology company Tata Technologies suspended some IT services following a ransomware attack. Indian multinational Tata Technologies , a Tata Motors subsidiary, suspended some IT services following a ransomware attack. The company confirmed that the security breach impacted some of its IT systems.

Technology 115

Technology Ransomware Engineering Manufacturing 115

Security Affairs

DECEMBER 9, 2024

Romanian energy supplier Electrica Group is investigating an ongoing ransomware attack impacting its operations. The company assured investors that the attack hadn’t affected its critical systems, but temporary disruptions in customer services might occur due to enhanced security protocols.

Ransomware 116

Ransomware Cyber Attacks Cybercrime Marketing 116

Security Affairs

DECEMBER 3, 2024

ENGlobal Corporation disclosed a ransomware attack, discovered on November 25, disrupting operations, in a filing to the SEC. A ransomware attack disrupted the operations of a major energy industry contractor, ENGlobal Corporation. No ransomware gang has claimed responsibility for the attack. million year-to-date.

Ransomware 117

Ransomware Encryption Technology Cybersecurity 117

Security Affairs

NOVEMBER 18, 2024

A ransomware attack on Great Plains Regional Medical Center compromised personal data of 133,000 individuals, exposing sensitive information. On September 8, 2024, Great Plains Regional Medical Center (Oklahoma) suffered a ransomware attack. “On September 8, 2024, we suffered a ransomware attack on our computer system.

Ransomware 123

Ransomware Insurance Encryption Healthcare 123

Security Affairs

NOVEMBER 6, 2024

Georgia, a ransomware attack disrupted Memorial Hospital and Manor’s access to its Electronic Health Record system. A ransomware attack hit Memorial Hospital and Manor in Bainbridge, Georgia, and disrupted the access to its Electronic Health Record system. Ransomware attacks on U.S. terabytes of data.

Ransomware 123

Ransomware Healthcare Antivirus Data breaches 123

Security Affairs

NOVEMBER 29, 2024

Russian authorities arrested ransomware affiliate Mikhail Matveev, aka Wazawaka, for developing malware and ties to hacking groups. In May 2023, the US Justice Department charged Russian national Mikhail Pavlovich Matveev for his alleged role in multiple ransomware attacks. The Treasury Department sanctioned the ransomware actor.

Ransomware 116

Ransomware Healthcare Hacking Malware 116

Security Affairs

OCTOBER 25, 2024

“Change Healthcare can confirm we are experiencing a cybersecurity issue perpetrated by a cybercrime threat actor who has represented itself to us as ALPHV/Blackcat.” In early March, the Alphv/BlackCat ransomware gang claimed responsibility for the attack and added the company to its Tor leak site.

Data breaches 127

Data breaches Healthcare Cybercrime Insurance 127

Security Affairs

JANUARY 15, 2025

The ransomware group Codefinger is using compromised AWS keys to encrypt S3 bucket data using SSE-C, Halcyon researchers warn. The ransomware group Codefinger has been spotted using compromised AWS keys to encrypt data in S3 buckets. Halcyon researchers pointed out that this ransomware campaign does not exploit any AWS vulnerability.

Encryption 115

Encryption Ransomware Authentication Accountability 115

Security Affairs

MARCH 16, 2025

A Micronesian state suffered a ransomware attack and was forced to shut down all computers of its government health agency. A state in Micronesia, the state of Yap, suffered a ransomware attack, forcing the shutdown of all computers in its government health agency. No ransomware group has claimed responsibility for this attack.

Ransomware 115

Ransomware Government Internet Internet 115

Security Affairs

DECEMBER 21, 2024

Romanian national was sentenced to 20 years in prison for his role in NetWalker ransomware attacks, pleading guilty to fraud charges in June. Romanian national Daniel Christian Hulea, 30, was sentenced to 20 years in prison for his role in NetWalker ransomware attacks. ” reads the press release published by DoJ. in restitution.”

Ransomware 106

Ransomware Healthcare Government Cryptocurrency 106

Security Affairs

NOVEMBER 4, 2024

The July 2024 ransomware attack that hit the City of Columbus, Ohio, exposed the personal and financial data of 500,000 individuals. On July 29, 2024, the City published an update on the City’s website and confirmed that the City of Columbus suffered a ransomware attack. The gang claimed they had stolen databases containing 6.5

Ransomware 113

Ransomware Identity Theft Data breaches Cyber threats 113

Security Affairs

MAY 4, 2025

A 36-year-old Yemeni man behind Black Kingdom ransomware is indicted in the U.S. authorities have indicted Rami Khaled Ahmed (aka Black Kingdom, of Sanaa, Yemen), a 36-year-old Yemeni national, suspected of being the administrator of the Black Kingdom ransomware operation. for 1,500 attacks on Microsoft Exchange servers.

Ransomware 85

Ransomware Encryption VPN Malware 85

Security Affairs

APRIL 25, 2025

The Interlock ransomware gang claimed responsibility for the attack on the leading kidney dialysis company DaVita and leaked alleged stolen data. Theyve activated contingency plans and manual procedures where necessary and are working to securely restore affected systems. The DaVita network was encrypted by InterLock Ransomware.

Ransomware 98

Ransomware Encryption Insurance Marketing 98

Security Affairs

MARCH 24, 2025

The Cloak ransomware group claims responsibility for a cyberattack on the Virginia Attorney Generals Office that occurred in February. The ransomware group Cloak has claimed responsibility for a February cyberattack on the Virginia Attorney General Office.

Ransomware 101

Ransomware Hacking Social Engineering VPN 101

Krebs on Security

MARCH 7, 2022

Three stories here last week pored over several years’ worth of internal chat records stolen from the Conti ransomware group, the most profitable ransomware gang in operation today. Before that, Jeffrey Ladish , an information security consultant based in Oakland, Calif., “Cryptocurrency article contest!

Ransomware 268

Ransomware Cryptocurrency DDOS Scams 268

Security Affairs

JANUARY 27, 2025

Threat actors behind ESXi ransomware attacks target virtualized environments using SSH tunneling to avoid detection. Researchers at cybersecurity firm Sygnia warn that threat actors behind ESXi ransomware attacks target virtualized environments using SSH tunneling to avoid detection.

Ransomware 98

Ransomware Authentication Hacking Cybersecurity 98

Security Affairs

NOVEMBER 27, 2024

“Operation Serengeti (2 September – 31 October) targeted criminals behind ransomware, business email compromise (BEC), digital extortion and online scams – all identified as prominent threats in the 2024 Africa Cyber Threat Assessment Report.” The authorities dismantled 134,089 malicious infrastructures and networks.

Scams 117

Scams Cybercrime Ransomware Cyber threats 117

Security Affairs

JANUARY 26, 2025

Change Healthcare can confirm we are experiencing a cybersecurity issue perpetrated by a cybercrime threat actor who has represented itself to us as ALPHV/Blackcat. In early March, the Alphv/BlackCat ransomware gang claimed responsibility for the attack and added the company to its Tor leak site.

Healthcare 127

Healthcare Data breaches Insurance Cybercrime 127

Security Affairs

FEBRUARY 20, 2025

NailaoLocker ransomware is a new threat that targeted European healthcare organizations from June to October 2024. The experts believe threat actors exploited the zero-dayCVE-2024-24919 in Check Point Security Gateways with Remote Access VPN or Mobile Access features. The ransomware appends the .

Healthcare 84

Healthcare Ransomware VPN Malware 84

Security Affairs

MARCH 2, 2025

The Qilin ransomware group claims responsibility for attacking the newspaper Lee Enterprises, stealing 350GB of data. The Qilin ransomware group claimed responsibility for the recent cyberattack on Lee Enterprises, which impacted dozens of local newspapers. Yet, the information weve uncovered might offer a different perspective.

Ransomware 75

Ransomware Cybercrime Encryption Healthcare 75

Security Affairs

JANUARY 22, 2025

Two ransomware groups exploiting Microsoft 365 services and default settings to target internal enterprise users. Sophos researchers started investigating two distinct clusters of activity, tracked as STAC5143 and STAC5777, in response to customer ransomware attacks in November and December 2024.

Ransomware 98

Ransomware Malware Social Engineering Engineering 98

Security Affairs

APRIL 26, 2024

As cryptocurrencies have grown in popularity, there has also been growing concern about cybercrime involvement in this sector Cryptocurrencies have revolutionized the financial world, offering new investment opportunities and decentralized transactions.

Cryptocurrency 127

Cryptocurrency Cybercrime Education Scams 127

Security Affairs

OCTOBER 20, 2024

CISA adds Fortinet products and Ivanti CSA bugs to its Known Exploited Vulnerabilities catalog Nation-state actor exploited three Ivanti CSA zero-days Dutch police dismantled dual dark web market ‘Bohemia/Cannabia’ macOS HM Surf flaw in TCC allows bypass Safari privacy settings Iran-linked actors target critical infrastructure organizations (..)

Data breaches 115

Data breaches Cybercrime Cyber Insurance Marketing 115

Security Affairs

FEBRUARY 12, 2025

The Sarcoma ransomware group announced a breach of the Taiwanese printed circuit board (PCB) manufacturing giant Unimicron. The Sarcoma ransomware group claims to have breached Taiwanese PCB manufacturer Unimicron, leaked sample files, and threatened a full data release if no ransom is paid by Tuesday, February 20, 2025.

Computers and Electronics 75

Computers and Electronics Ransomware Manufacturing Data breaches 75

Security Affairs

MARCH 26, 2025

Resecurity found an LFI flaw in the leak site of BlackLock ransomware, exposing clearnet IPs and server details. Resecurity has identified a Local File Include (LFI) vulnerability in Data Leak Site (DLS) of BlackLock Ransomware. BlackLock Ransomware was named as one of the fastest-growing ransomware strains for today.

Ransomware 75

Ransomware Cybersecurity Healthcare Accountability 75

Krebs on Security

OCTOBER 8, 2020

There’s an old adage in information security: “Every company gets penetration tested, whether or not they pay someone for the pleasure.” ” Many organizations that do hire professionals to test their network security posture unfortunately tend to focus on fixing vulnerabilities hackers could use to break in.

Cybercrime 349

Cybercrime Malware VPN Ransomware 349

Security Affairs

MARCH 7, 2024

The FBI Internet Crime Complaint Center (IC3) 2023 report states that reported cybercrime losses reached $12.5 The 2023 Internet Crime Report published the FBI’s Internet Crime Complaint Center (IC3) reveals that reported cybercrime losses reached $12.5 billion in 2023. billion in 2023.

Cybercrime 138

Cybercrime Internet Internet Scams 138