Security Affairs

NOVEMBER 19, 2024

Russian Phobos ransomware operator Evgenii Ptitsyn, accused of managing attacks, was extradited from South Korea to the US to face cybercrime charges. Russian Phobos ransomware operator Evgenii Ptitsyn, suspected of playing a key role in the ransomware operations, was extradited from South Korea to the US to face cybercrime charges.

Cybercrime 118

Cybercrime Ransomware Healthcare Education 118

Security Affairs

DECEMBER 4, 2024

BT Group (formerly British Telecom)’s Conferencing division shut down some of its servers following a Black Basta ransomware attack. British multinational telecommunications holding company BT Group (formerly British Telecom) announced it has shut down some of its servers following a Black Basta ransomware attack.

Ransomware 129

Ransomware Telecommunications Healthcare Insurance 129

Schneier on Security

JUNE 2, 2021

The New York Times has a long story on the DarkSide ransomware gang. DarkSide’s services include providing technical support for hackers, negotiating with targets like the publishing company, processing payments, and devising tailored pressure campaigns through blackmail and other means, such as secondary hacks to crash websites.

Ransomware 363

Ransomware Malware Hacking Cybercrime 363

Security Affairs

MAY 13, 2025

Interlock Ransomware ‘s attack on a defense contractor exposed global defense supply chain details, risking operations of top contractors and their clients. Resecurity envisions the cascading effects on the defense supply chain due to ransomware activity.

Ransomware 116

Ransomware Cyber Attacks Risk Hacking 116

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. Walmart owned Sams Club has allegedly been breached by Clop Ransomware.

Ransomware 119

Ransomware Data breaches Software Hacking 119

Krebs on Security

NOVEMBER 10, 2020

It’s bad enough that many ransomware gangs now have blogs where they publish data stolen from companies that refuse to make an extortion payment. Now, one crime group has started using hacked Facebook accounts to run ads publicly pressuring their ransomware victims into paying up. On the evening of Monday, Nov. ”

Ransomware 363

Ransomware Accountability Hacking Advertising 363

Malwarebytes

DECEMBER 2, 2024

The US Department of Justice has charged a Russian national named Evgenii Ptitsyn with selling, operating, and distributing a ransomware variant known as “Phobos” during a four-year cybercriminal campaign that extorted at least $16 million from victims across the world.

Ransomware 130

Ransomware Backups Small Business Malware 130

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. ” reported RIA Novosti.

Ransomware 121

Ransomware Healthcare Hacking Malware 121

Security Affairs

MARCH 10, 2025

Another American hospital falls victim to a ransomware attack; the RansomHouse gang announced the hack of Loretto Hospital in Chicago.” ” The RansomHouse gang announced the hack of Loretto Hospital in Chicago, the groups claims to have stolen 1.5TB of sensitive data. Ransomware attacks on U.S.

Hacking 119

Hacking Healthcare Backups Ransomware 119

Security Affairs

DECEMBER 22, 2024

US authorities charged a dual Russian and Israeli national for being a developer of the LockBit ransomware group. Rostislav Panev, 51, a dual Russian-Israeli national, was charged as a LockBit ransomware developer. The man is accused of being a LockBit ransomware developer from 2019 through at least February 2024.

Ransomware 123

Ransomware Small Business Antivirus Malware 123

Security Affairs

NOVEMBER 13, 2024

Bitdefender released a decryptor for the ShrinkLocker ransomware, which modifies BitLocker configurations to encrypt a system’s drives. ShrinkLocker ransomware was first discovered in May 2024 by researchers from Kaspersky. “ShrinkLocker is a novel ransomware strain that leverages a unique approach to encrypt systems.

Ransomware 126

Ransomware Encryption Passwords Backups 126

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 126

Ransomware Manufacturing Malware Hacking 126

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 125

Ransomware Cyber Attacks Hacking Cybersecurity 125

The Last Watchdog

MARCH 28, 2025

Mar 28, 2025, CyberNewswire — From WannaCry to the MGM Resorts Hack, ransomware remains one of the most damaging cyberthreats to plague enterprises. Traditionally, the primary target of ransomware has been the victims device. Palo Alto, Calif.,

Antivirus 147

Antivirus Ransomware Social Engineering Engineering 147

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 117

Ransomware Encryption VPN Malware 117

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 122

Ransomware Encryption Technology Cybersecurity 122

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. A few days later, the ransomware gang Hive leaked the alleged stolen files on its Tor leak site.

Technology 120

Technology Ransomware Engineering Manufacturing 120

Security Affairs

NOVEMBER 9, 2024

Once compromised, the CMU could be modified to target connected devices, potentially causing Denial of Service (DoS), device bricking, ransomware attacks, or even safety issues. ” concludes the report.

Hacking 132

Hacking Firmware Software Manufacturing 132

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 128

Ransomware Insurance Encryption Healthcare 128

Security Affairs

MAY 8, 2025

Lockbit ransomware group has been compromised, attackers stole and leaked data contained in the backend infrastructure of their dark web site. Hackers compromised the dark web leak site of the LockBit ransomware gang and defaced it, posting a message and a link to the dump of the MySQL database of its backend affiliate panel.

Ransomware 112

Ransomware Data breaches Hacking Accountability 112

Security Affairs

FEBRUARY 13, 2025

A November 2024 RA World ransomware attack on an Asian software firm used a tool linked to China-linked threat actors. Broadcom researchers reported that threat actors behind an RA World ransomware attack against an Asian software and services firm employed a tool that was explosively associated in the past with China-linked APT groups.

Ransomware 122

Ransomware Software Cybercrime Encryption 122

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 129

Ransomware Healthcare Antivirus Data breaches 129

Krebs on Security

MAY 14, 2021

The DarkSide ransomware affiliate program responsible for the six-day outage at Colonial Pipeline this week that led to fuel shortages and price spikes across the country is running for the hills. The DarkSide message includes passages apparently penned by a leader of the REvil ransomware-as-a-service platform.

Ransomware 364

Ransomware Cryptocurrency Cybercrime Healthcare 364

Security Affairs

MAY 13, 2025

A 45-year-old foreign man has been arrested in Moldova for allegedly participating in ransomware attacks on Dutch companies in 2021. He is internationally wanted for multiple cybercrime, including ransomware attacks, blackmail, and money laundering, targeting Dutch companies. million euros.”

Ransomware 110

Ransomware Cybercrime Malware Banking 110

Joseph Steinberg

JUNE 9, 2022

The Tenafly, New Jersey, Public School District has canceled final exams for its high school students after a ransomware cyberattack crippled the district’s computer infrastructure. The ransomware attack on Tenafly’s school system is a reminder of a sad, ironic, reality.

Ransomware 363

Ransomware Artificial Intelligence Education Cybercrime 363

Krebs on Security

JUNE 16, 2021

Authorities in Ukraine this week charged six people alleged to be part of the CLOP ransomware group , a cybercriminal gang said to have extorted more than half a billion dollars from victims. The CLOP gang seized on those flaws to deploy ransomware to a significant number of Accellion’s FTA customers , including U.S.

Ransomware 360

Ransomware Cybercrime Malware Encryption 360

Schneier on Security

MARCH 23, 2023

A vulnerability in a popular data transfer tool has resulted in a mass ransomware attack : TechCrunch has learned of dozens of organizations that used the affected GoAnywhere file transfer software at the time of the ransomware attack, suggesting more victims are likely to come forward.

Ransomware 283

Ransomware Hacking Software 283

Security Affairs

MARCH 10, 2025

Microsoft researchers reported that North Korea-linked APT tracked as Moonstone Sleet has employed the Qilin ransomware in limited attacks. Microsoft observed a North Korea-linked APT group, tracked as Moonstone Sleet, deploying Qilin ransomware in limited attacks since February 2025. ” Microsoft wrote on X. .

Ransomware 121

Ransomware VPN Healthcare Malware 121

Krebs on Security

DECEMBER 4, 2024

In January 2022, KrebsOnSecurity identified a Russian man named Mikhail Matveev as “ Wazawaka ,” a cybercriminal who was deeply involved in the formation and operation of multiple ransomware groups. government indicted Matveev as a top ransomware purveyor a year later, offering $10 million for information leading to his arrest.

Cybercrime 247

Cybercrime Ransomware Cryptocurrency Government 247

Krebs on Security

APRIL 18, 2022

Conti — one of the most ruthless and successful Russian ransomware groups — publicly declared during the height of the COVID-19 pandemic that it would refrain from targeting healthcare providers. But according to Microsoft and an advisory from the U.S. National Security Agency (NSA).

Healthcare 345

Healthcare Ransomware Cybersecurity Malware 345

Krebs on Security

AUGUST 29, 2023

government today announced a coordinated crackdown against QakBot , a complex malware family used by multiple cybercrime groups to lay the groundwork for ransomware infections. Emerging in 2007 as a banking trojan, QakBot (a.k.a. Today’s operation is not the first time the U.S. ” The DOJ said it also recovered more than 6.5

Hacking 311

Hacking Malware Ransomware Government 311

Security Boulevard

MAY 8, 2025

LockBit ransomware website hacked! The post LockBit Ransomware Hacked: Database and Victim Chats Leaked appeared first on Security Boulevard. Sensitive data leaked, including Bitcoin keys. Learn about the breach and how to secure your organization.

Hacking 64

Hacking Ransomware 64

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 121

Encryption Ransomware Authentication Accountability 121

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 120

Ransomware Government Internet Internet 120

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. “On April 12, 2025, DaVita became aware of a ransomware incident affecting and encrypting certain on-premises systems. The DaVita network was encrypted by InterLock Ransomware.

Ransomware 103

Ransomware Encryption Insurance Marketing 103

Security Boulevard

DECEMBER 30, 2024

Car and truck dealers fall back on pen and paper as huge SaaS provider gets hacked (again). The post Best of 2024: 30,000 Dealerships Down Ransomware Outage Outrage no. Spend more on security! 2 at CDK Global appeared first on Security Boulevard.

Ransomware 115

Ransomware Hacking Software 115

Krebs on Security

FEBRUARY 28, 2025

.” Intrinsec found Prospero has courted some of Russia’s nastiest cybercrime groups, hosting control servers for multiple ransomware gangs over the past two years. government for its hacking operations, CEO Eugene Kaspersky says he ordered workers to delete the code. A fake browser update page pushing mobile malware.

Malware 256

Malware Antivirus Software DDOS 256