Malwarebytes

SEPTEMBER 12, 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.

Ransomware 101

Ransomware Backups Data breaches Malware 101

Malwarebytes

JULY 13, 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.

Ransomware 96

Ransomware Manufacturing Data breaches Encryption 96

Security Affairs

NOVEMBER 2, 2023

Rapid7 researchers warn of the suspected exploitation of a recently disclosed critical security flaw (CVE-2023-46604) in the Apache ActiveMQ. Cybersecurity researchers at Rapid7 are warning of the suspected exploitation of the recently disclosed critical vulnerability CVE-2023-46604 in the Apache ActiveMQ. before 5.18.3 before 5.17.6

Ransomware 121

Ransomware Cybercrime Software Encryption 121

Security Affairs

APRIL 17, 2024

Threat actors are exploiting the CVE-2023-22518 flaw in Atlassian servers to deploy a Linux variant of Cerber (aka C3RB3R) ransomware. At the end of October 2023, Atlassian warned of a critical security flaw, tracked as CVE-2023-22518 (CVSS score 9.1), that affects all versions of Confluence Data Center and Server.

Ransomware 139

Ransomware Encryption Malware Accountability 139

Security Affairs

APRIL 21, 2024

Government agencies revealed that Akira ransomware has breached over 250 entities worldwide and received over $42 million in ransom payments. Like other ransomware gangs, the group has developed a Linux encryptor to target VMware ESXi servers. The attackers mostly used Cisco vulnerabilities CVE-2020-3259 and CVE-2023-20269.

Ransomware 121

Ransomware Encryption Antivirus VPN 121

Malwarebytes

FEBRUARY 9, 2024

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. 2023 was an explosive year for ransomware.

Ransomware 75

Ransomware Education Social Engineering Manufacturing 75

Security Boulevard

NOVEMBER 22, 2023

Ransomware Trends Overview As ransomware’s fundamental nature shifts from encryption to data exfiltration, organizations’ data backup and recovery practices no longer protect them from attacks. The post Threat Spotlight: Data Extortion Ransomware: Key Trends in 2023 appeared first on Security Boulevard.

Ransomware 78

Ransomware Backups Cyber threats Encryption 78

Security Affairs

FEBRUARY 6, 2023

Royal Ransomware operators added support for encrypting Linux devices and target VMware ESXi virtual machines. The Royal Ransomware gang is the latest extortion group in order of time to add support for encrypting Linux devices and target VMware ESXi virtual machines.

Encryption 98

Encryption Ransomware Malware Healthcare 98

Heimadal Security

JUNE 29, 2023

In early February 2023, a new ransomware strain quietly made its way up the ranks. Earmarked Dark Power, the NIM-written ransomware leverages an advanced block cipher technique to bypass detection, stop system-critical services, and, finally to encrypt the victim’s file.

Ransomware 92

Ransomware Encryption 92

Krebs on Security

FEBRUARY 20, 2024

authorities have seized the darknet websites run by LockBit , a prolific and destructive ransomware group that has claimed more than 2,000 victims worldwide and extorted over $120 million in payments. In May 2023, U.S. First surfacing in September 2019, the gang is estimated to have made hundreds of millions of U.S.

Ransomware 281

Ransomware Cybercrime Encryption Insurance 281

Security Affairs

NOVEMBER 19, 2023

8Base ransomware operators were observed using a variant of the Phobos ransomware in a recent wave of attacks. Cisco Talos researchers observed 8Base ransomware operators using a variant of the Phobos ransomware in recent attacks. The ransomware component is then decrypted and loaded into the SmokeLoader process’ memory.

Ransomware 131

Ransomware Encryption Backups Manufacturing 131

Malwarebytes

APRIL 13, 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. However, when it happens it can be devastating.

Ransomware 68

Ransomware Encryption Backups Software 68

Malwarebytes

MAY 8, 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. “The viability may improve in the future. .”

Ransomware 70

Ransomware Backups Encryption Education 70

Security Affairs

JANUARY 2, 2024

A team of researchers released a suite of tools that could help victims to decrypt data encrypted with by the Black Basta ransomware. Independent security research and consulting team SRLabs discovered a vulnerability in Black Basta ransomware’s encryption algorithm and exploited it to create a free decryptor.

Ransomware 124

Ransomware Encryption Insurance Malware 124

Bleeping Computer

NOVEMBER 14, 2023

The Lockbit ransomware attacks use publicly available exploits for the Citrix Bleed vulnerability (CVE-2023-4966) to breach the systems of large organizations, steal data, and encrypt files. [.]

Ransomware 136

Ransomware Encryption 136

The Last Watchdog

DECEMBER 14, 2023

Last Watchdog posed two questions: •What should be my biggest takeaway from 2023, with respect to mitigating cyber risks at my organization? ai Antani Many speculated that the ransomware attack on a Toyota supply chain player in Kojima, Japan was in retaliation for Japan’s aid to Ukraine. Their guidance: Snehal Antani , CEO, Horizon3.ai

Cybersecurity 234

Cybersecurity Marketing Encryption CISO 234

Malwarebytes

DECEMBER 29, 2023

Ransomware gangs care about one thing: Stealing money. Worst of all, they show no sign of slowing down, and their extortion attempts—which no longer focus on ransomware delivery alone—are getting bolder, meaner, and uglier. Considering all this, it’s pretty damn nice to see ransomware gangs lose.

Ransomware 89

Ransomware Malware Backups Encryption 89

Security Affairs

SEPTEMBER 1, 2023

Researchers released a free decryptor for the Key Group ransomware that allows victims to recover their data without paying a ransom. Threat intelligence firm EclecticIQ released a free decryption tool for the Key Group ransomware (aka keygroup777) that allows victims to recover their data without paying a ransom.

Ransomware 118

Ransomware Encryption Backups Malware 118

Bleeping Computer

NOVEMBER 17, 2023

Ransomware gangs target exposed Citrix Netscaler devices using a publicly available exploit to breach large organizations, steal data, and encrypt files. [.]

Ransomware 98

Ransomware Encryption 98

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 132

Ransomware Hacking Data breaches Digital transformation 132

Malwarebytes

APRIL 17, 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.

Ransomware 68

Ransomware Backups Encryption Accountability 68

The Hacker News

OCTOBER 12, 2023

Microsoft on Wednesday said that a user containment feature in Microsoft Defender for Endpoint helped thwart a "large-scale remote encryption attempt" made by Akira ransomware actors targeting an unknown industrial organization in early June 2023. The tech giant's threat intelligence team is tracking the operator as Storm-1567.

Ransomware 127

Ransomware Encryption 127

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 132

Retail Ransomware Encryption Hacking 132

Malwarebytes

JANUARY 11, 2024

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.

Ransomware 98

Ransomware Healthcare Encryption Technology 98

Graham Cluley

JULY 6, 2023

There's good news for any business that has fallen victim to the Akira ransomware. Security researchers have developed a free decryption tool for files that have been encrypted since the Akira ransomware first emerged in March 2023. Read more in my article on the Tripwire State of Security blog.

Ransomware 133

Ransomware Encryption Malware 133

CyberSecurity Insiders

MAY 23, 2023

BullWall , global leaders in ransomware containment, and researchers with Cybersecurity Insiders, today published the Cybersecurity Insiders 2023 Ransomware Report. We’ve been researching the state of ransomware for years, but a new trend is now starting to emerge. alone according to experts.

Ransomware 125

Ransomware Encryption Risk Cybersecurity 125

Webroot

OCTOBER 25, 2023

This post covers highlights of our analysis, including the rise of ransomware as a service (RaaS), the six nastiest malware groups, and the role of artificial intelligence in both cybersecurity and cyberthreats. Their tactics have evolved significantly over the years, with ransomware now the malware of choice for cybercriminals.

Malware 90

Malware Artificial Intelligence Penetration Testing Ransomware 90

Krebs on Security

SEPTEMBER 18, 2023

The victim shaming website operated by the cybercriminals behind 8Base — currently one of the more active ransomware groups — was until earlier today leaking quite a bit of information that the crime group probably did not intend to be made public. The 8Base ransomware group’s victim shaming website on the darknet.

Ransomware 248

Ransomware Accountability Encryption Internet 248

The Hacker News

DECEMBER 18, 2023

The threat actors behind the Play ransomware are estimated to have impacted approximately 300 entities as of October 2023, according to a new joint cybersecurity advisory from Australia and the U.S.

Ransomware 98

Ransomware Encryption Cybersecurity 98

Security Affairs

NOVEMBER 8, 2023

The FBI published a PIN alert warning of ransomware operators compromising third-party vendors and services for initial access to target environments. The FBI continues to observe ransomware operators abusing third-party vendors and services as an attack vector. ” reported the PIN.

Ransomware 122

Ransomware Backups Encryption Phishing 122

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. On October 19, 2023, the group’s leak site was seized by an international group of law enforcement agencies. Most ransomware groups do not survive that long, mostly due to internal struggles or a takedown such as this one.

Ransomware 118

Ransomware Backups Encryption Software 118

SecureList

DECEMBER 1, 2023

The incident occurred in the third and fourth week of March, as part of a small wave of attacks involving both DroxiDat and Cobalt Strike beacons around the world; and we believe this incident may have been the initial stage of a ransomware attack. This feature bypass vulnerability (CVE-2023-29324) was itself patched in May.

Malware 104

Malware Ransomware Encryption Energy and Utilities 104

Security Affairs

SEPTEMBER 28, 2023

Johnson Controls International suffered a ransomware attack that impacted the operations of the company and its subsidiaries. Johnson Controls International announced it has suffered a ransomware attack that impacted many systems of the company, Bleeping Computer reported. ” reported Bleeping Computer.

Ransomware 125

Ransomware Insurance Technology Encryption 125

Security Affairs

SEPTEMBER 23, 2023

The City of Dallas revealed that the Royal ransomware gang that hit the city system in May used a stolen account. In May 2023, a ransomware attack hit the IT systems at the City of Dallas , Texas. CBS News Texas obtained an image the ransomware note dropped by the malware on the infected systems.

Ransomware 119

Ransomware Surveillance Healthcare Accountability 119

eSecurity Planet

JANUARY 11, 2024

These devices exist outside of direct corporate management and provide a ransomware gang with unchecked platforms for encrypting data. Ransomware remains just one of many different threats and as security teams eliminate key vectors of attack, adversaries will shift tactics. How does remote encryption work?

Ransomware 123

Ransomware Encryption IoT VPN 123

Thales Cloud Protection & Licensing

MAY 17, 2023

Ransomware – Stop’em Before They Wreak Havoc madhav Thu, 05/18/2023 - 06:03 Cybercriminals have been making a run on your data with ransomware attacks over the last decade in increasing frequency. What is Ransomware? Ransomware is a vicious type of malware that infects your laptop/desktop or server.

Ransomware 127

Ransomware Encryption Authentication System Administration 127

Security Boulevard

APRIL 11, 2023

April 11, 2023 – Menlo Security, a leader in browser security, today shared results from the CyberEdge Group’s 10th Annual Cyberthreat Defense Report (CDR). The post Menlo Security Illustrates Importance of Browser Security as 4 in 5 Ransomware Attacks Include Threats Beyond Data Encryption appeared first on Security Boulevard.

Encryption 98

Encryption Ransomware Technology 98