CyberSecurity Insiders

JUNE 24, 2021

As #RansomwareWeek draws to a close here on the (ISC)² blog, we turn our attention to how organizations can defend themselves. The days of ransomware attackers demanding a few hundred dollars for a decryption key are long gone. In March, CNA Financial reportedly paid ransomware attackers $40 million. Ransomware Governance.

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Ransomware Backups Penetration Testing Education 103

Security Affairs

APRIL 25, 2022

At least 60 entities worldwide have been breached by BlackCat ransomware, warns a flash report published by the U.S. Federal Bureau of Investigation (FBI) published a flash report that states that at least 60 entities worldwide have been breached by BlackCat ransomware (aka ALPHV and Noberus) since it started its operations in November.

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Ransomware Antivirus Passwords Malware 105

CyberSecurity Insiders

FEBRUARY 25, 2022

This blog was jointly written with Santiago Cortes. AT&T Alien Labs™ is writing this report about recently created ransomware malware dubbed BlackCat which was used in a January 2022 campaign against two international oil companies headquartered in Germany, Oiltanking and Mabanaft. Executive summary. Background.

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Security Boulevard

JANUARY 3, 2023

This is my completely informal, uncertified, unreviewed and otherwise completely unofficial blog inspired by my reading of our fifth Threat Horizons Report ( full version ) that we just released ( the official blog for #1 report , my unofficial blogs for #2 , #3 and #4 ). Cybersecurity Action Team Threat Horizons report.

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Cybersecurity Backups DDOS Accountability 98

Malwarebytes

MAY 6, 2022

The Malwarebytes Threat Intelligence team monitors the threat landscape continuously and produces monthly ransomware reports based on a mixture of proprietary and open-source intelligence. Onyx is a new ransomware gang based on the old Chaos builder. Ransomware attacks in April 2022. Attacks by ransomware type.

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Ransomware Encryption Accountability Technology 77

Herjavec Group

SEPTEMBER 24, 2021

Ransomware is a breakout ransomware group that became operational shortly after the shutdown of the REvil Ransomware and DarkSide Ransomware operations in late Summer 2021. Furthermore, they have openly claimed that BlackMatter is the product of reproducing the “best parts” of previous ransomware operations [1].

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Ransomware Manufacturing Energy and Utilities Encryption 109

Security Affairs

AUGUST 6, 2020

Netwalker ransomware operators breached the networks of Forsee Power , a well-known player in the electromobility market. A new company has been added to the list of the victims of the Netwalker ransomware operators, it is Forsee Power , which provides advanced lithium-ion battery systems for any mobility application.

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Ransomware VPN Advertising Marketing 107

Webroot

MAY 6, 2024

Here’s what you need to know: The Resilience of Ransomware Ransomware remains a formidable adversary, with groups like LockBit demonstrating an uncanny ability to bounce back even after significant law enforcement actions. Adopt Robust Backup Solutions: Ensure that all important data is backed up regularly and securely.

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Antivirus Education Cyber threats Phishing 89

Security Boulevard

MARCH 25, 2022

In late January 2022, ThreatLabz identified an updated version of Conti ransomware as part of the global ransomware tracking efforts. While two versions of Conti source code have been leaked, the most recent ransomware code has not yet been leaked. The leaks were published by a Ukrainian researcher after the invasion of Ukraine.

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Krebs on Security

FEBRUARY 12, 2019

Email provider VFEmail has suffered what the company is calling “catastrophic destruction” at the hands of an as-yet unknown intruder who trashed all of the company’s primary and backup data in the United States. Every file server is lost, every backup server is lost. Founded in 2001 and based in Milwaukee, Wisc.,

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The Last Watchdog

MAY 24, 2023

This problem, called ransomware , explains why keeping backups is so important. Hijackers’ demands lose power when you can just recover your operations from backups. Cyberattacks can also lead to a loss of productivity.

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Cybersecurity Backups Data breaches Technology 202

Cisco Security

AUGUST 11, 2021

Backups… Let’s Get This Out of the Way. A challenge with outsourcing backup responsibilities is that companies often have no say in how often or the level at which third parties back up their information. “With ransomware being as big as it is right now, one of the first answers that everyone goes to is backups.”

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Malwarebytes

MAY 28, 2021

On the 14th of May, the Health Service Executive (HSE) , Ireland’s publicly funded healthcare system, fell victim to a Conti ransomware attack, forcing the organization to shut down more than 80,000 affected endpoints and plunging them back to the age of pen and paper. Threat profile: Conti ransomware.

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Healthcare Ransomware Encryption Passwords 104

IT Security Guru

JULY 4, 2023

In this blog post, we’ll look at the factors that make schools susceptible to cyberattacks and discuss why it’s crucial to have robust cybersecurity measures to safeguard the academic community. Limited Data Backup and Recovery Plans Attacks using ransomware are more common than ever, and schools are not exempt from this danger.

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Malwarebytes

JULY 31, 2023

While there is a backup system able to take MobiMed’s place “within 24 hours” of an attack, integration with other systems is not 100%. Until a full analysis of the attack has taken place, the backup system will remain in place. Create and test offline backups. Make multi-factor authentication (MFA) a norm.

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Backups Healthcare Risk Technology 82

SecureWorld News

SEPTEMBER 10, 2020

The number one type of cyber incident so far this year is ransomware. The company says that ransomware accounted for 41% of cyber claims. Due to the transition of remote work, exploitation of remote access was the root cause of reported ransomware incidents.". And the most popular attack vector was phishing.

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Cyber Insurance Insurance Ransomware Cyber Attacks 55

Krebs on Security

NOVEMBER 9, 2021

Unlike the four zero-days involved in the mass compromise of Exchange Server systems earlier this year, CVE-2021-42321 requires the attacker to be already authenticated to the target’s system. Microsoft has published a blog post/FAQ about the Exchange zero-day here.

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Security Affairs

APRIL 19, 2022

UPnP is an insecure protocol, it uses network UDP multicasts, and doesn’t support encryption and authentication. The vendor also warned customers in January to secure their NAS devices immediately from active ransomware and brute-force attacks. You can schedule updates to avoid interrupting backup/sync or other tasks.

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CyberSecurity Insiders

MARCH 28, 2023

Health providers are a tempting target for cyber attackers, particularly with ransomware, as they combine deeply personal information and they are often perceived as having weaker security infrastructure, while any disruption can be life threatening. NCSC Gives Small Businesses Tools to Build Up Cyber Defenses Meanwhile the U.K.’s

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Malwarebytes

MAY 10, 2023

In a recent blog post , the tech giant introduced the option to create and use a safer, more convenient alternative to passwords: Passkeys , a form of digital credential. As the authors of the blog put it: "Using passwords puts a lot of responsibility on users. Backup" key. So, how do they work?

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Passwords Accountability Phishing Mobile 92

Webroot

FEBRUARY 26, 2024

Use two-factor authentication Two-factor authentication (2FA) adds an extra layer of security for your account logins by having you not only enter your password but also provide a second form of verification, such as a one-time code texted to your phone. But fear not! Stay safe out there!

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Duo's Security Blog

DECEMBER 7, 2022

MFA is a necessity, not a luxury There is a good reason that nearly every cyber liability insurance carrier requires multi-factor authentication (MFA) and why, according to wholesale specialty insurance distributors CRC Group , clients without MFA risk non-renewal or a retention hike of 100% or more. What are you doing about backups?

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Insurance Cyber Insurance Ransomware Risk 79

eSecurity Planet

JANUARY 21, 2022

Microsoft’s Threat Intelligence Center, in a blog post Jan. The malware “is designed to look like ransomware but lacking a ransom recovery mechanism, is intended to be destructive and designed to render targeted devices inoperable rather than to obtain a ransom,” the Microsoft unit wrote. Malware Designed to Destroy.

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Webroot

AUGUST 18, 2021

Unlike in the SolarWinds and Codecov, this attack included a ransomware stage meant to deliver financial rather than intelligence returns for the attackers. Again, targeting was indiscriminate, but unlike with espionage actors, the ransomware gang could focus on maximizing financial returns of the attack rather than trying to avoid detection.

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The Last Watchdog

APRIL 28, 2020

Sadly, coronavirus phishing and ransomware hacks already are in high gear. Social engineering invariably is the first step in cyber attacks ranging from phishing and ransomware to business email compromise ( BEC ) scams and advanced persistent threat ( APT ) hacks. Leaders of the top hacking collectives are astute and disciplined.

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Social Engineering Cyber Attacks Scams Engineering 174

Webroot

MARCH 5, 2021

A California-based telemarketing firm was recently alerted to an exposed Amazon AWS bucket containing over 100,000 records and requiring no authentication to access. Officials for PrismHR are working to restore functionality to their payroll platform after a suspected ransomware attack.

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Banking Social Engineering Engineering Backups 70

Webroot

OCTOBER 22, 2021

However, education is critical to maintaining a business’ security posture, especially when it comes to ransomware. The most common way we see ransomware affecting organizations – government municipalities, healthcare and education institutions – is through a breach. Two-factor authentication. Document your procedures.

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VPN Penetration Testing Education Security Awareness 111

Zigrin Security

OCTOBER 11, 2023

For a detailed threat actor description do not forget to check out our blog article about selecting between black-box, white-box, and grey-box penetration tests and also you would know which pentest you need against a specific threat actor. Implement a robust backup strategy that includes both onsite and offsite backups.

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Cyber threats Penetration Testing Passwords Backups 52

Cisco Security

JULY 14, 2021

Ransomware is wreaking havoc. Ransomware is making its way outside the cybersecurity space. Most people probably know what ransomware is (if not, go here ). Ransomware is now everyone’s problem – from governments to corporations and even individuals. Why is ransomware so dangerous, especially now? What can we do?

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Malwarebytes

JULY 13, 2022

Ransomware has given security professionals a headache for the better part of a decade. Germany, the UK, and Italy also registered high ransomware tallies. To understand how we got here, let’s first take a closer look at recent statistics on the top ransomware variants, countries and industries attacked. Top ransomware variants.

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Ransomware Manufacturing Government Computers and Electronics 106

Duo's Security Blog

FEBRUARY 13, 2023

It just takes on lackadaisical click by an employee to install malware that results in ransomware. Ransomware has gone up 150% since the pandemic , and the U.S. government has deemed ransomware a form of cyber terrorism. What is ransomware? RaaS providers generally take a 20%-30% cut of the ransomware profit generated.

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Ransomware Insurance Authentication Passwords 90

Malwarebytes

JUNE 9, 2023

This article is based on research by Marcelo Rivero, Malwarebytes' ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. This provides the best overall picture of ransomware activity, but the true number of attacks is far higher. MalasLocker: The Robin Hood of ransomware?

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Ransomware Education Encryption Software 78

Malwarebytes

JULY 27, 2022

Fighting against ransomware can be difficult—especially if your organization has limited IT resources to begin with. But Adam Kujawa, security evangelist and director of Malwarebytes Labs, has a few tips for overburdened IT folks looking to simplify their fight against ransomware. 3 tips to simplify the fight against ransomware.

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Ransomware Backups Penetration Testing Cyber Insurance 66

Malwarebytes

MARCH 9, 2022

In a FLASH publication issued by the FBI in coordination with DHS/CISA, the FBI says it has identified at least 52 organizations across 10 critical infrastructure sectors affected by RagnarLocker ransomware, including organizations in the critical manufacturing, energy, financial services, government, and information technology sectors.

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ForAllSecure

APRIL 26, 2023

In this blog post, we'll explore common techniques used to penetrate systems and how organizations can defend against each type of attack. Malware Malware, according to the Federal Trade Commission , “includes viruses, spyware, ransomware, and other unwanted software that gets secretly installed onto your device.”

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Malwarebytes

JULY 23, 2021

This blog post was authored by Hasherezade. The threat actor used this entry point to get into a Domain Controller and then leveraged it as a springboard to deploy ransomware. While examining the ransomware payload, we noticed it was a new variant which we had not heard of before. New ransomware, looking for partners.

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Centraleyes

MAY 23, 2024

Protection from Cyberattacks An organization that allows broad access to its data is more likely to encounter malware (such as a virus or ransomware) since cyber attackers can infiltrate the network through a larger field of users. Backup systems should be tested regularly to ensure they are functional and reliable.

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Government Backups Data privacy Accountability 52