Security Affairs

FEBRUARY 13, 2024

Authorities in Romania reported that at least 100 hospitals went offline after a ransomware attack hit the Hipocrate platform. Authorities in Romania confirmed that a ransomware attack that targeted the Hipocrate Information System (HIS) has disrupted operations for at least 100 hospitals. The threat actors demand the payment of 3.5

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Ransomware Backups Encryption Healthcare 105

IT Security Guru

SEPTEMBER 28, 2023

The landscape of ransomware has undergone rapid evolution, shifting from a relatively straightforward form of malicious software primarily affecting individual computer users, to a menacing enterprise-level threat that has inflicted substantial harm on various industries and government institutions.

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Ransomware Encryption Backups Social Engineering 118

Malwarebytes

SEPTEMBER 6, 2023

Today's ransomware is the scourge of many organizations. If we define ransomware as malware that encrypts files to extort the owner of the system, then the first malware that could be classified as ransomware is the 1989 AIDS Trojan. Not many victims did this, and the symmetric encryption was relatively easy to crack.

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Ransomware Encryption Cryptocurrency Backups 109

eSecurity Planet

OCTOBER 13, 2021

Sophos cybersecurity researchers have discovered a Python-based ransomware operation that escalated from a compromised corporate network to encrypted virtual machines in just three hours. These instructions are used to list all VMs and shut them down, necessary for starting the encryption. Faster Encryption Means Higher Risk.

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Encryption Ransomware Penetration Testing Password Management 114

Malwarebytes

APRIL 4, 2024

On April 2, 2024, Jackson County tweeted that it had identified significant disruptions within its IT systems, “potentially attributable to a ransomware attack” Jackson County is one of 114 counties in Missouri, with a population of approximately 718,000 people, mostly in Kansas City. Stop malicious encryption.

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Ransomware Backups Malware Software 106

Malwarebytes

FEBRUARY 28, 2024

According to Reuters , the group behind the attack is the ALPHV/BlackCat ransomware group. In our monthly ransomware reviews you will typically find them in the top five of ransomware groups. How to avoid ransomware Block common forms of entry. Stop malicious encryption. Create offsite, offline backups.

Healthcare 110

Healthcare Ransomware Backups Technology 110

The Last Watchdog

NOVEMBER 18, 2019

Encrypted flash drives, essentially secure storage on a stick, are a proven technology that has been readily available for at least 15 years. And yet today there is a resurgence in demand for encrypted flash drives. And yet today there is a resurgence in demand for encrypted flash drives.

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Backups Encryption Data privacy Digital transformation 133

SecureList

APRIL 18, 2022

Yanluowang is a type of targeted ransomware discovered by the Symantec Threat Hunter team as they were investigating an incident on a large corporate network. Kaspersky experts have found a vulnerability in the Yanluowang encryption algorithm and created a free decryptor to help victims of this ransomware with recovering their files.

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Encryption Ransomware Backups VPN 119

eSecurity Planet

OCTOBER 18, 2022

For any organization struck by ransomware , business leaders always ask “how do we decrypt the data ASAP, so we can get back in business?”. The good news is that ransomware files can be decrypted. What can be done to recover from ransomware attacks when backups are not available? How Does Ransomware Encryption Work?

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Ransomware Encryption Insurance Backups 145

Spinone

MARCH 6, 2020

Ransomware threat continues to grow, and ransomware strains like Ryuk and Sodinokibi prove that even backups can be attacked and encrypted. Let’s find out when ransomware can infect backups and, more importantly, how to ensure backup data is safe from ransomware.

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Backups Ransomware Encryption Software 52

eSecurity Planet

DECEMBER 7, 2023

Encryption uses mathematical algorithms to transform and encode data so that only authorized parties can access it. What Encryption Is and How It Relates to Cryptology The science of cryptography studies codes, how to create them, and how to solve them. How Does Encryption Process Data? How Does Encryption Process Data?

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Encryption Passwords IoT Firewall 111

Malwarebytes

OCTOBER 1, 2023

The Federal Bureau of Investigation (FBI) has released a notification that highlights two trends emerging across the ransomware environment. The trends the FBI says it's noticed since July 2023 are: Multiple ransomware attacks on the same victim in close date proximity. New data destruction tactics in ransomware attacks.

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Ransomware Backups Malware Encryption 102

Malwarebytes

SEPTEMBER 10, 2023

A few months ago, we wrote about a ransomware reinfection incident. Ransomware reinfection arguably could be even worse than being a first time victim. Research shows that in 2022, more than a third (38%) of surveyed organizations fell victim to a repeat ransomware attack. How to avoid ransomware Block common forms of entry.

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Ransomware Backups Internet Internet 87

Malwarebytes

DECEMBER 5, 2023

Accounting software provider Tipalti says it is investigating a claim by ransomware group ALPHV that they have gained access to Tipalti’s systems. The ransomware group claim to have had access since September 8, 2023. How to avoid ransomware Block common forms of entry. Stop malicious encryption. Prevent intrusions.

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Ransomware Backups Software Accountability 104

Malwarebytes

DECEMBER 19, 2023

The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and the Australian Signals Directorate’s Australian Cyber Security Centre (ACSC) have released a joint Cybersecurity Advisory (CSA) about Play ransomware. Then the hunt for valuable data and the preparation for the encryption process begins.

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Ransomware Backups Encryption Firmware 73

The Last Watchdog

MAY 5, 2022

Ransomware? Well, the stats are even scarier with over 50% increase in ransomware attacks in 2021, compared to 2020. The media paid close attention to ransomware attacks last year, as they had a significant impact on Colonial Pipeline, the nation’s largest fuel distributor, and JBS, the nation’s largest meat distributor.

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Ransomware Risk Internet Internet 247

Malwarebytes

SEPTEMBER 25, 2023

Newcomer ransomware group RansomedVC claims to have successfully compromised the computer systems of entertainment giant Sony. As ransomware gangs do, it made the announcement on its dark web website, where it sells data that it's stolen from victims' computer networks. How to avoid ransomware Block common forms of entry.

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Ransomware Computers and Electronics Backups Telecommunications 143

Malwarebytes

OCTOBER 20, 2023

Even though it had a long run for a ransomware group, it seems the bell might be tolling for Ragnar Locker. The ransomware group’s infrastructure was also seized in the Netherlands, Germany and Sweden and the associated data leak website was taken down in Sweden. How to avoid ransomware Block common forms of entry.

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Ransomware Backups Encryption Software 111

NetSpi Executives

APRIL 27, 2024

Table of Contents What is ransomware? Ransomware trends Ransomware prevention Ransomware detection Ransomware simulation Ransomware security terms How NetSPI can help What is ransomware? Ransomware adversaries hold the data hostage until a victim pays the ransom. How does ransomware work?

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Ransomware Cyber Insurance Backups Insurance 52

Malwarebytes

SEPTEMBER 19, 2023

The German police in cooperation with the US Secret Service have executed search warrants against suspected members of the DoppelPaymer ransomware group in Germany and Ukraine. Over the last years, DoppelPaymer claimed responsibility for a high-profile ransomware attack on Kia Motors America. Stop malicious encryption.

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Ransomware Backups Cryptocurrency Cybercrime 117

Malwarebytes

NOVEMBER 3, 2023

In this case the criminals are, or at least include, the HelloKitty ransomware group, also known as FiveHands ransomware. The group was first seen in November 2020 and typically uses the double extortion method of both stealing and encrypting data. How to avoid ransomware Block common forms of entry. Prevent intrusions.

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Ransomware Backups Encryption Internet 101

Malwarebytes

NOVEMBER 30, 2023

This morning I decided to write some ransomware, and I asked ChatGPT to help. I wanted to know if its safeguards would stop me from using it to write ransomware, and, if they didn’t, whether the ransomware it produced was any good. to build up a basic ransomware step-by-step. Ransomware written by ChatGPT 4.0

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Ransomware Encryption Cybercrime Malware 124

Malwarebytes

APRIL 10, 2024

The Change Healthcare ransomware attack has taken a third cruel twist. A new ransomware group, RansomHub, has listed the organisation as a victim on its dark web leak site, saying it has 4 TB of “highly selective data,” which relates to “all Change Health clients that have sensitive data being processed by the company.”

Healthcare 92

Healthcare Ransomware Backups Software 92

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. The first centers on targeting healthcare organizations that offer consultations over the Internet and sending them booby-trapped medical records for the “patient.”

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Healthcare Backups Ransomware Insurance 275

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 96

eSecurity Planet

SEPTEMBER 15, 2021

Tape vendors have been promoting themselves as a solution to the ransomware problem because of their ability to provide air-gapped data backup, but trying to recover terabytes of data from a tape drive can be a little like, well, running into red tape. Since all the system data is encrypted, the hackers have admin/root privileges.

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Ransomware Backups Encryption Engineering 143

Malwarebytes

JULY 26, 2022

It’s no secret that ransomware is one of the most pressing cyber threats of our day. What worse, ransomware gangs have increased their attacks on a range of vulnerable industries, with disruptions to business operations, million-dollar ransom demands, data exfiltration, and extortion. Part 1: Your data has been encrypted!

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Encryption Ransomware Backups Firewall 68

Malwarebytes

MARCH 6, 2024

For the second time in only four months, all is not well on the ALPHV (aka BlackCat) ransomware gang’s dark web site. ” The ALPHV ransomware dark web site has a new look So far, so FBI, but all is not what it seems. .” ALPHV is arguably the second most dangerous ransomware group in the world.

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Ransomware Healthcare Backups Accountability 100

Malwarebytes

FEBRUARY 21, 2023

Ransomware authors are wading into the cybersecurity insurance debate in a somewhat peculiar way. dismantling a device piece by piece The ransomware, called HardBit 2.0, dismantling a device piece by piece The ransomware, called HardBit 2.0, What does the encryption warning message say? A helping hand?

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Cyber Insurance Insurance Ransomware Encryption 85

Malwarebytes

DECEMBER 27, 2023

An often heard remark is that when your security solution notices a ransomware attack, it’s already too late. There’s a lot of truth in that, if you consider the encryption process to be the ransomware attack. However, these days encryption is just a part of many ransomware attacks. Get a free trial below.

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Ransomware Malware Encryption Software 96

Malwarebytes

MARCH 28, 2023

This morning I decided to write some ransomware. I've never done it before, and I can't code in C, the language ransomware is mostly commonly written in, but I have a reasonably good idea of what ransomware does. So I thought I'd ask ChatGPT to help me write some ransomware. Will ChatGPT write ransomware?

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Ransomware Encryption Backups Cybercrime 98

Malwarebytes

MARCH 6, 2023

As part of its StopRansomware effort, the Cybersecurity and Infrastructure Security Agency (CISA) has published a Cybersecurity Advisory (CSA) about Royal ransomware. Royal ransomware is a Ransomware-as-a-service (Raas) that first made an appearance in January 2022. How to avoid ransomware Block common forms of entry.

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Ransomware Backups VPN Manufacturing 81

Malwarebytes

OCTOBER 4, 2023

On September 25, newcomer ransomware group RansomedVC claimed to have successfully compromised the computer systems of entertainment giant Sony. It looks as if this is fall-out from the attack on Sony that was claimed by the Cl0p ransomware gang in June. How to avoid ransomware Block common forms of entry. Prevent intrusions.

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Ransomware Data breaches Passwords Backups 112

eSecurity Planet

MAY 25, 2022

Encryption and the development of cryptography have been a cornerstone of IT security for decades and remain critical for data protection against evolving threats. While cryptology is thousands of years old, modern cryptography took off in the 1970s with the help of the Diffie-Hellman-Merkle and RSA encryption algorithms.

Encryption 138

Encryption Computers and Electronics Password Management Passwords 138

Malwarebytes

APRIL 10, 2024

The Change Healthcare ransomware attack has taken a third cruel twist. A new ransomware group, RansomHub, has listed the organisation as a victim on its dark web leak site, saying it has 4 TB of “highly selective data,” which relates to “all Change Health clients that have sensitive data being processed by the company.”

Healthcare 77

Healthcare Ransomware Backups Software 77

eSecurity Planet

OCTOBER 5, 2021

Malware has been around for nearly 40 years, longer even than the World Wide Web, but ransomware is a different kind of threat, capable of crippling a company and damaging or destroying its critical data. Ransomware Protection and Recovery Steps. Data backup. Ransomware removal tools. Ransomware recovery services.

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Ransomware Backups Encryption Insurance 138

Malwarebytes

FEBRUARY 19, 2024

For the last two years the absolute worst, most prolific, most globally significant “big game” ransomware gang has been LockBit. This evening its position as ransomware’s biggest beast is suddenly in doubt, following some non-consensual website redecoration at the hands of the UK’s National Crime Agency (NCA).

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