Krebs on Security

JUNE 9, 2020

that their information technology systems had been infiltrated by hackers who specialize in deploying ransomware. Nevertheless, on Friday, June 5, the intruders sprang their attack, deploying ransomware and demanding nearly $300,000 worth of bitcoin. The average ransomware payment by ransomware strain.

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Ransomware System Administration Backups Technology 363

Krebs on Security

SEPTEMBER 15, 2021

TTEC , [ NASDAQ: TTEC ], a company used by some of the world’s largest brands to help manage customer support and sales online and over the phone, is dealing with disruptions from a network security incident resulting from a ransomware attack, KrebsOnSecurity has learned. ET: TTEC confirmed a ransomware attack. Update, 6:20 p.m.

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Ransomware Banking Cryptocurrency Media 358

Adam Levin

JUNE 4, 2021

You would think that ExaGrid, a backup appliance and anti-ransomware service might know how to avoid ransomware, but it was hit. . million after it was hit with Conti ransomware. . The FBI announced last month that Conti ransomware had been used against the Irish healthcare system and at least sixteen U.S.

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Ransomware Backups Insurance Healthcare 289

Krebs on Security

DECEMBER 13, 2021

The consulting firm PricewaterhouseCoopers recently published lessons learned from the disruptive and costly ransomware attack in May 2021 on Ireland’s public health system. The unusually candid post-mortem found that nearly two months elapsed between the initial intrusion and the launching of the ransomware.

Healthcare 331

Healthcare Ransomware Antivirus Hacking 331

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 116

Encryption Ransomware Authentication Accountability 116

Adam Levin

AUGUST 21, 2020

Carnival Corporation, the largest cruise ship company in the world, announced that it had experienced a data breach following a ransomware attack on their systems. The post Carnival Announces Data Breach Following Ransomware Attack appeared first on Adam Levin. Read the 8-K filing here.

Data breaches 263

Data breaches Ransomware Encryption Technology 263

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

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.

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Ransomware Cybersecurity Healthcare Accountability 74

Tech Republic Security

JUNE 4, 2021

This guide covers the Colonial Pipeline attack, WannaCry, Petya and other ransomware attacks, the systems hackers target and how to avoid becoming a victim and paying cybercriminals a ransom in the event of an infection.

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Ransomware 218

Penetration Testing

SEPTEMBER 30, 2024

Human-operated ransomware represents a particularly insidious challenge, combining sophisticated techniques with manual execution to evade traditional security measures.

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Ransomware Cybersecurity Malware 111

Adam Levin

NOVEMBER 19, 2020

The data was exfiltrated in a ransomware attack. . In a press release, Capcom announced that it was successfully breached in “a customized ransomware attack following unauthorized access” and that “some personal information maintained by the Capcom Group has been compromised.” The information compromised is sensitive.

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Ransomware Malware Data breaches Technology 239

Lohrman on Security

MAY 16, 2021

America finally woke up to the reality that we have a ransomware emergency worthy of real attention. How did events unfold and what will happen next?

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Ransomware 188

Krebs on Security

JANUARY 6, 2020

Organizations in the throes of cleaning up after a ransomware outbreak typically will change passwords for all user accounts that have access to any email systems, servers and desktop workstations within their network. VCPI) was hit by the Ryuk ransomware strain. In mid-November 2019, Wisconsin-based Virtual Care Provider Inc.

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Passwords Ransomware Password Management Malware 258

Security Boulevard

MARCH 5, 2025

This terribly unfortunate event is a good example of how cybersecurity matters to every company that depends on digital technology - even if it is to run your books or manage your logistics. Read more on this story: [link] The post Ransomware Attack Ends a 150 Year Company appeared first on Security Boulevard.

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Ransomware Cybersecurity Risk Technology 85

Schneier on Security

FEBRUARY 11, 2022

It had no documented cyber incident response runbooks or IT recovery plans (apart from documented AD recovery plans) for recovering from a wide-scale ransomware event.

Antivirus 355

Antivirus Hacking Ransomware CISO 355

Daniel Miessler

SEPTEMBER 29, 2020

Since 2007 the InfoSec industry has been talking about TheBigOne™—the event that would change cyber threats from annoyances to existential concerns. Ransomware is the Cyber Pearl Harbor we’ve been waiting for all along. Ransomware is the new PCI. They called it Cyber Pearl Harbor. It just looks different.

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Ransomware Government Social Engineering Small Business 246

Security Affairs

NOVEMBER 11, 2024

Amazon and AWS systems remain secure, and we have not experienced a security event. We were notified about a security event at one of our property management vendors that impacted several of its customers including Amazon. Exposed data did not include Social Security numbers or financial information.

Data breaches 124

Data breaches Hacking Ransomware Technology 124

The Last Watchdog

OCTOBER 23, 2024

Cybersecurity training for small businesses is critical, and SMBs should invest in training programs to help employees recognize threats such as phishing attacks, ransomware, and other malicious activities. Regular backups ensure that businesses can recover quickly from ransomware attacks or other data loss incidents.

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Small Business Data breaches Backups Passwords 162

Tech Republic Security

JULY 14, 2021

Any big event is likely to attract bad actors. Keeping the games safe from attack is a huge undertaking for event planners.

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Ransomware 218

Krebs on Security

AUGUST 5, 2024

A ransomware group called Dark Angels made headlines this past week when it was revealed the crime group recently received a record $75 million data ransom payment from a Fortune 50 company. ThreatLabz found Dark Angels has conducted some of the largest ransomware attacks to date, and yet little is known about the group.

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Ransomware Insurance Healthcare Education 271

The Last Watchdog

JULY 25, 2024

Implementing zero trust across the entirety of the technology stack would go a long way toward increasing resilience against events like this. Will we also see a wave of ransomware attacks that follow? This event, more than any other, is precisely why companies need a defense in depth strategy. Time will tell.

Technology 317

Technology Ransomware Software Cyber Attacks 317

Krebs on Security

NOVEMBER 7, 2019

Hospitals that have been hit by a data breach or ransomware attack can expect to see an increase in the death rate among heart patients in the following months or years because of cybersecurity remediation efforts, a new study posits. minutes longer) and higher 30-day mortality than beneficiaries who were hospitalized on nonmarathon dates.”

Data breaches 276

Data breaches Healthcare Ransomware Cyber threats 276

Joseph Steinberg

JULY 21, 2022

And, of course, all versions of CyberSecurity For Dummies will also help guide you in the event that your information has already been compromised. Updated directions on how to prevent ransomware attacks and how to handle situations in which you have been targeted. ? Topics covered in the book include: ? Cybersecurity careers. ?

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Cybersecurity Artificial Intelligence Backups Encryption 363

Krebs on Security

OCTOBER 2, 2020

Over the past 10 days, someone has been launching a series of coordinated attacks designed to disrupt Trickbot , an enormous collection of more than two million malware-infected Windows PCs that are constantly being harvested for financial data and are often used as the entry point for deploying ransomware within compromised organizations.

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Ransomware Malware Healthcare Internet 360

Krebs on Security

DECEMBER 8, 2022

Ransomware groups are constantly devising new methods for infecting victims and convincing them to pay up, but a couple of strategies tested recently seem especially devious. Department of Health and Human Services (HHS) warned that Venus ransomware attacks were targeting a number of U.S. “ Cl0p ” a.k.a.

Healthcare 329

Healthcare Backups Ransomware Insurance 329

Security Affairs

JUNE 18, 2024

Over the last few years, ransomware attacks have become one of the most prevalent and expensive forms of cybercrime. Today, this tactic has evolved, where ransomware operators in nearly every case first exfiltrate sensitive data and then threaten to publicly expose it if a ransom demand is not paid.

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Ransomware Cryptocurrency Insurance Cybercrime 140

Security Affairs

NOVEMBER 15, 2023

The FBI and CISA warn of attacks carried out by the Rhysida ransomware group against organizations across multiple industry sectors. FBI and CISA published a joint Cybersecurity Advisory (CSA) to warn of Rhysida ransomware attacks against organizations across multiple industry sectors. ” reads the joint advisory.

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Ransomware Manufacturing Healthcare Education 134

Security Affairs

JANUARY 30, 2024

Energy management and industrial automation firm Schneider Electric suffered a data breach after a Cactus ransomware attack. The attack was carried out by the Cactus ransomware gang , which claims to have stolen terabytes of corporate data from the company. The Cactus ransomware relies on multiple legitimate tools (e.g.

Ransomware 140

Ransomware Hacking Data breaches Digital transformation 140

SecureList

MAY 8, 2024

Ransomware attacks continue to be one of the biggest contemporary cybersecurity threats, affecting organizations and individuals alike on a global scale. As we approach International Anti-Ransomware Day, we have analyzed the major ransomware events and trends. The third most active ransomware in 2023 was Cl0p.

Ransomware 130

Ransomware Encryption Small Business Cybersecurity 130

Security Affairs

DECEMBER 6, 2022

Researchers spotted a version of the open-source ransomware toolkit Cryptonite that doesn’t support decryption capabilities. Fortinet researchers discovered a sample of malware generated with the publicly available open-source ransomware toolkit Cryptonite that never offers the decryption window, turning it as a wiper.

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Ransomware Encryption Malware Architecture 140

Security Affairs

AUGUST 23, 2024

Sophos researchers investigated a Qilin ransomware breach attack that led to the theft of credentials stored in Google Chrome browsers. Sophos researchers investigated a Qilin ransomware attack where operators stole credentials stored in Google Chrome browsers of a limited number of compromised endpoints. ” concludes the report.

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Ransomware Cybercrime Passwords VPN 134

SecureList

MAY 11, 2023

Ransomware keeps making headlines. attempted ransomware attacks which was 20% more than in 2021 (61.7M). attempted ransomware attacks which was 20% more than in 2021 (61.7M). Although early 2023 saw a slight decline in the number of ransomware attacks, they were more sophisticated and better targeted.

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Ransomware Malware Architecture Telecommunications 140

Security Affairs

JULY 15, 2022

Microsoft researchers linked the Holy Ghost ransomware (H0lyGh0st) operation to North Korea-linked threat actors. The Microsoft Threat Intelligence Center (MSTIC) researchers linked the activity of the Holy Ghost ransomware (H0lyGh0st) operation to a North Korea-linked group they tracked as DEV-0530. ” concludes Microsoft.

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Ransomware Cryptocurrency Government Small Business 144

Troy Hunt

SEPTEMBER 18, 2020

More on that (and much more) in this week's update.

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VPN IoT Passwords Ransomware 286

SecureList

APRIL 15, 2024

They generated a custom version of the ransomware, which used the aforementioned account credential to spread across the network and perform malicious activities, such as killing Windows Defender and erasing Windows Event Logs in order to encrypt the data and cover its tracks. In this article, we revisit the LockBit 3.0

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Ransomware Encryption Passwords Accountability 137

Security Affairs

JANUARY 1, 2024

The Cactus ransomware group claims to have hacked Coop, one of the largest retail and grocery providers in Sweden. The Cactus ransomware group claims to have hacked Coop and is threatening to disclose a huge amount of personal information, over 21 thousand directories. The Cactus ransomware relies on multiple legitimate tools (e.g.

Retail 141

Retail Ransomware Encryption Hacking 141

Security Affairs

MAY 22, 2024

The digital imaging products manufacturer OmniVision disclosed a data breach after the 2023 ransomware attack. In 2023, the imaging sensors manufacturer was the victim of a Cactus ransomware attack. The threat actors had access to the company systems between September 4 and September 30, 2023, when they deployed ransomware.

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Data breaches Ransomware Manufacturing Encryption 133