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UAT-5918 Targets Taiwan’s Critical Infrastructure Using Web Shells and Open-Source Tools

Threat hunters have uncovered a new threat actor named UAT-5918 that has been attacking critical infrastructure entities in Taiwan since at least 2023.
« UAT-5918, a threat actor believed to be motivated by establishing long-term access for information theft, uses a combination of web shells and open-sourced tooling to conduct post-compromise activities to establish persistence in victim

Threat hunters have uncovered a new threat actor named UAT-5918 that has been attacking critical infrastructure entities in Taiwan since at least 2023.
« UAT-5918, a threat actor believed to be motivated by establishing long-term access for information theft, uses a combination of web shells and open-sourced tooling to conduct post-compromise activities to establish persistence in victim

The threat actors behind the Medusa ransomware-as-a-service (RaaS) operation have been observed using a malicious driver dubbed ABYSSWORKER as part of a bring your own vulnerable driver (BYOVD) attack designed to disable anti-malware tools.
Elastic Security Labs said it observed a Medusa ransomware attack that delivered the encryptor by means of a loader packed using a packer-as-a-service (PaaS

The threat actors behind the Medusa ransomware-as-a-service (RaaS) operation have been observed using a malicious driver dubbed ABYSSWORKER as part of a bring your own vulnerable driver (BYOVD) attack designed to disable anti-malware tools.
Elastic Security Labs said it observed a Medusa ransomware attack that delivered the encryptor by means of a loader packed using a packer-as-a-service (PaaS

After conducting over 10,000 automated internal network penetration tests last year, vPenTest has uncovered a troubling reality that many businesses still have critical security gaps that attackers can easily exploit.
Organizations often assume that firewalls, endpoint protection, and SIEMs are enough to keep them secure. But how effective are these defenses when put to the test? That’s where

After conducting over 10,000 automated internal network penetration tests last year, vPenTest has uncovered a troubling reality that many businesses still have critical security gaps that attackers can easily exploit.
Organizations often assume that firewalls, endpoint protection, and SIEMs are enough to keep them secure. But how effective are these defenses when put to the test? That’s where

The China-linked advanced persistent threat (APT) group. known as Aquatic Panda has been linked to a « global espionage campaign » that took place in 2022 targeting seven organizations.
These entities include governments, catholic charities, non-governmental organizations (NGOs), and think tanks across Taiwan, Hungary, Turkey, Thailand, France, and the United States. The activity, which took place

The China-linked advanced persistent threat (APT) group. known as Aquatic Panda has been linked to a « global espionage campaign » that took place in 2022 targeting seven organizations.
These entities include governments, catholic charities, non-governmental organizations (NGOs), and think tanks across Taiwan, Hungary, Turkey, Thailand, France, and the United States. The activity, which took place

Two known threat activity clusters codenamed Head Mare and Twelve have likely joined forces to target Russian entities, new findings from Kaspersky reveal.
« Head Mare relied heavily on tools previously associated with Twelve. Additionally, Head Mare attacks utilized command-and-control (C2) servers exclusively linked to Twelve prior to these incidents, » the company said. « This suggests

Two known threat activity clusters codenamed Head Mare and Twelve have likely joined forces to target Russian entities, new findings from Kaspersky reveal.
« Head Mare relied heavily on tools previously associated with Twelve. Additionally, Head Mare attacks utilized command-and-control (C2) servers exclusively linked to Twelve prior to these incidents, » the company said. « This suggests

Two now-patched security flaws impacting Cisco Smart Licensing Utility are seeing active exploitation attempts, according to SANS Internet Storm Center.
The two critical-rated vulnerabilities in question are listed below – 

CVE-2024-20439 (CVSS score: 9.8) – The presence of an undocumented static user credential for an administrative account that an attacker could exploit to log in to an

Two now-patched security flaws impacting Cisco Smart Licensing Utility are seeing active exploitation attempts, according to SANS Internet Storm Center.
The two critical-rated vulnerabilities in question are listed below – 

CVE-2024-20439 (CVSS score: 9.8) – The presence of an undocumented static user credential for an administrative account that an attacker could exploit to log in to an

YouTube videos promoting game cheats are being used to deliver a previously undocumented stealer malware called Arcane likely targeting Russian-speaking users.
« What’s intriguing about this malware is how much it collects, » Kaspersky said in an analysis. « It grabs account information from VPN and gaming clients, and all kinds of network utilities like ngrok, Playit, Cyberduck, FileZilla, and

YouTube videos promoting game cheats are being used to deliver a previously undocumented stealer malware called Arcane likely targeting Russian-speaking users.
« What’s intriguing about this malware is how much it collects, » Kaspersky said in an analysis. « It grabs account information from VPN and gaming clients, and all kinds of network utilities like ngrok, Playit, Cyberduck, FileZilla, and

Veeam has released security updates to address a critical security flaw impacting its Backup & Replication software that could lead to remote code execution.
The vulnerability, tracked as CVE-2025-23120, carries a CVSS score of 9.9 out of 10.0. It affects 12.3.0.310 and all earlier version 12 builds.
« A vulnerability allowing remote code execution (RCE) by authenticated domain users, » the

Veeam has released security updates to address a critical security flaw impacting its Backup & Replication software that could lead to remote code execution.
The vulnerability, tracked as CVE-2025-23120, carries a CVSS score of 9.9 out of 10.0. It affects 12.3.0.310 and all earlier version 12 builds.
« A vulnerability allowing remote code execution (RCE) by authenticated domain users, » the

Cybersecurity isn’t just another checkbox on your business agenda. It’s a fundamental pillar of survival. As organizations increasingly migrate their operations to the cloud, understanding how to protect your digital assets becomes crucial. The shared responsibility model, exemplified through Microsoft 365’s approach, offers a framework for comprehending and implementing effective cybersecurity

Cybersecurity isn’t just another checkbox on your business agenda. It’s a fundamental pillar of survival. As organizations increasingly migrate their operations to the cloud, understanding how to protect your digital assets becomes crucial. The shared responsibility model, exemplified through Microsoft 365’s approach, offers a framework for comprehending and implementing effective cybersecurity

The governments of Australia, Canada, Cyprus, Denmark, Israel, and Singapore are likely customers of spyware developed by Israeli company Paragon Solutions, according to a new report from The Citizen Lab.
Paragon, founded in 2019 by Ehud Barak and Ehud Schneorson, is the maker of a surveillance tool called Graphite that’s capable of harvesting sensitive data from instant messaging applications

The governments of Australia, Canada, Cyprus, Denmark, Israel, and Singapore are likely customers of spyware developed by Israeli company Paragon Solutions, according to a new report from The Citizen Lab.
Paragon, founded in 2019 by Ehud Barak and Ehud Schneorson, is the maker of a surveillance tool called Graphite that’s capable of harvesting sensitive data from instant messaging applications