North Korean Hackers Targeting Healthcare with Ransomware to Fund its Operations

State-backed hackers from North Korea are conducting ransomware attacks against healthcare and critical infrastructure facilities to fund illicit activities, U.S. and South Korean cybersecurity and intelligence agencies warned in a joint advisory. The attacks, which demand cryptocurrency ransoms ...

North Korean Hackers Targeting Healthcare with Ransomware to Fund its Operations

State-backed hackers from North Korea are conducting ransomware attacks against healthcare and critical infrastructure facilities to fund illicit activities, U.S. and South Korean cybersecurity and intelligence agencies warned in a joint advisory. The attacks, which demand cryptocurrency ransoms ...

3 Overlooked Cybersecurity Breaches

Here are three of the worst breaches, attacker tactics and techniques of 2022, and the security controls that can provide effective, enterprise security protection for them. 1: 2 RaaS Attacks in 13 Months Ransomware as a service is a type of attack in which the ransomware software and...

3 Overlooked Cybersecurity Breaches

Here are three of the worst breaches, attacker tactics and techniques of 2022, and the security controls that can provide effective, enterprise security protection for them. 1: 2 RaaS Attacks in 13 Months Ransomware as a service is a type of attack in which the ransomware software and...

U.K. and U.S. Sanction 7 Russians for TrickBot, Ryuk, and Conti Ransomware Attacks

In a first-of-its-kind coordinated action, the U.K. and U.S. governments on Thursday levied sanctions against seven Russian nationals for their affiliation to the TrickBot, Ryuk, and Conti cybercrime operation. The individuals designated under sanctions are Vitaly Kovalev aka Alex Konor, Bentley,...

Russia’s Ransomware Gangs Are Being Named and Shamed

Members of the Trickbot and Conti cybercrime gangs have been sanctioned in an unprecedented wave of action against the country’s hackers...

U.S., U.K. Sanction 7 Men Tied to Trickbot Hacking Group

Authorities in the United States and United Kingdom today levied financial sanctions against seven men accused of operating "Trickbot," a cybercrime-as-a-service platform based in Russia that has enabled countless ransomware attacks and bank account takeovers since its debut in 2016. The U.S...

Threat Source newsletter (Feb. 9, 2023): Don't let criminals exploit your empathy

Welcome to this weeks edition of the Threat Source newsletter. Our hearts are with the people of Turkey and Syria and all those impacted by the tragic earthquake. The Cisco Foundation has launched a matching campaign to support local disaster relief organizations. As a person its always difficult...

Nearly 19,000 ESXi Servers Still Vulnerable to CVE-2021-21974

Last week, multiple organizations issued warnings that a ransomware campaign dubbed “ESXiArgs” was targeting VMware ESXi servers, allegedly by leveraging CVE-2021-21974—a nearly two-year-old heap overflow vulnerability. Two years. And yet, Rapid7 research has found that a significant number of ES...

Webinar: Learn How to Comply with New Cyber Insurance Identity Security Requirements

Have you ever stopped to think about the potential consequences of a cyberattack on your organization? It's getting more intense and destructive every day, and organizations are feeling the heat. That's why more and more businesses are turning to cyber insurance to find some much-needed peace of...

Webinar: Learn How to Comply with New Cyber Insurance Identity Security Requirements

Have you ever stopped to think about the potential consequences of a cyberattack on your organization? It's getting more intense and destructive every day, and organizations are feeling the heat. That's why more and more businesses are turning to cyber insurance to find some much-needed peace of...

Beyond the basics: Implementing an active defense

Active defense a key approach to protecting against major threats Having an active defense posture, where the defenders actively use threat intelligence and their own environment telemetry to uncover potential compromises, is the next stage in the cyber security maturity road. Instead of waiting...

The SteelClover Group is Spreading Malware via Google Ads in Japan

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary SteelClover is a malicious attack group that has been active since 2019 and has been observed to conduct various attacks for financial gain. SteelClover recently saw a rise in malware downloading inciden...

#StopRansomware: Ransomware Attacks on Critical Infrastructure Fund DPRK Malicious Cyber Activities

SUMMARY Note: This Cybersecurity Advisory CSA is part of an ongoing StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and various ransomware threat actors. These StopRansomware advisories detail historically and recently observed tactics,...

A Hackers Pot of Gold: Your MSP's Data

A single ransomware attack on a New Zealand managed service provider MSP disrupted several of its clients' business operations overnight, most belonging to the healthcare sector. According to the country's privacy commissioner, "a cyber security incident involving a ransomware attack" in late...

A Hackers Pot of Gold: Your MSP's Data

A single ransomware attack on a New Zealand managed service provider MSP disrupted several of its clients' business operations overnight, most belonging to the healthcare sector. According to the country's privacy commissioner, "a cyber security incident involving a ransomware attack" in late...

Trigona Ransomware’s Rampant Threat to Businesses

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Trigona has gained momentum lately due to its utilization of the double-extortion technique of encrypting crucial assets within an organization, including endpoints and infrastructure, and demanding...

Linux Variant of Cl0p Ransomware Discovered with Flawed Encryption Algorithm

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A new variant of the Cl0p ransomware for Linux has been discovered. The executable file in ELF format has a flawed encryption algorithm, which allows for the decryption of the locked files without...

The ESXiArgs ransomware attack is targeting VMware ESXi servers globally

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A global ransomware attack, known as ESXiArgs, is affecting servers using VMware ESXi hypervisors version 6.x prior to 6.7 due to a vulnerability CVE-2021-21974 caused by a heap overflow issue in the Ope...

Ryuk ransomware laundering leads to guilty plea

Ryuk, a mainstay of the ransomware scene for some years until it transformed into Conti and then split off into other groups after that, is back in the news again... though not in the way you might have imagined. Its not a compromise, or a surprise comeback. What we have is a guilty plea, as a...