Apr 21, 2025Ravie LakshmananMalware / Vulnerability Cybersecurity researchers have flagged a new malicious campaign related to the North Korean state-sponsored threat actor known as Kimsuky that exploits a now-patched vulnerability impacting Microsoft Remote Desktop Services to gain initial access. The activity has been named Larva-24005 by the AhnLab Security Intelligence … [Read more...] about Kimsuky Exploits BlueKeep RDP Vulnerability to Breach Systems in South Korea and Japan
cyber security updates
APT29 Deploys GRAPELOADER Malware Targeting European Diplomats Through Wine-Tasting Lures
The Russian state-sponsored threat actor known as APT29 has been linked to an advanced phishing campaign that's targeting diplomatic entities across Europe with a new variant of WINELOADER and a previously unreported malware loader codenamed GRAPELOADER. "While the improved WINELOADER variant is still a modular backdoor used in later stages, GRAPELOADER is a newly observed … [Read more...] about APT29 Deploys GRAPELOADER Malware Targeting European Diplomats Through Wine-Tasting Lures
Rogue npm Packages Mimic Telegram Bot API to Plant SSH Backdoors on Linux Systems
Apr 19, 2025Ravie LakshmananLinux / Malware Cybersecurity researchers have uncovered three malicious packages in the npm registry that masquerade as a popular Telegram bot library but harbor SSH backdoors and data exfiltration capabilities. The packages in question are listed below - According to supply chain security firm Socket, the packages are designed to mimic … [Read more...] about Rogue npm Packages Mimic Telegram Bot API to Plant SSH Backdoors on Linux Systems
Chinese Smishing Kit Powers Widespread Toll Fraud Campaign Targeting U.S. Users in 8 States
Cybersecurity researchers are warning of a "widespread and ongoing" SMS phishing campaign that's been targeting toll road users in the United States for financial theft since mid-October 2024. "The toll road smishing attacks are being carried out by multiple financially motivated threat actors using the smishing kit developed by 'Wang Duo Yu,'" Cisco Talos researchers Azim … [Read more...] about Chinese Smishing Kit Powers Widespread Toll Fraud Campaign Targeting U.S. Users in 8 States
Mustang Panda Targets Myanmar With StarProxy, EDR Bypass, and TONESHELL Updates
The China-linked threat actor known as Mustang Panda has been attributed to a cyber attack targeting an unspecified organization in Myanmar with previously unreported tooling, highlighting continued effort by the threat actors to increase the sophistication and effectiveness of their malware. This includes updated versions of a known backdoor called TONESHELL, as well as a new … [Read more...] about Mustang Panda Targets Myanmar With StarProxy, EDR Bypass, and TONESHELL Updates
Experts Uncover Four New Privilege Escalation Flaws in Windows Task Scheduler
Apr 16, 2025Ravie LakshmananEndpoint Security / Vulnerability Cybersecurity researchers have detailed four different vulnerabilities in a core component of the Windows task scheduling service that could be exploited by local attackers to achieve privilege escalation and erase logs to cover up evidence of malicious activities. The issues have been uncovered in a binary named … [Read more...] about Experts Uncover Four New Privilege Escalation Flaws in Windows Task Scheduler
Chinese Hackers Target Linux Systems Using SNOWLIGHT Malware and VShell Tool
Apr 15, 2025Ravie LakshmananLinux / Malware The China-linked threat actor known as UNC5174 has been attributed to a new campaign that leverages a variant of a known malware dubbed SNOWLIGHT and a new open-source tool called VShell to infect Linux systems. "Threat actors are increasingly using open source tools in their arsenals for cost-effectiveness and obfuscation to save … [Read more...] about Chinese Hackers Target Linux Systems Using SNOWLIGHT Malware and VShell Tool
ResolverRAT Campaign Targets Healthcare, Pharma via Phishing and DLL Side-Loading
Cybersecurity researchers have discovered a new, sophisticated remote access trojan called ResolverRAT that has been observed in attacks targeting healthcare and pharmaceutical sectors. "The threat actor leverages fear-based lures delivered via phishing emails, designed to pressure recipients into clicking a malicious link," Morphisec Labs researcher Nadav Lorber said in a … [Read more...] about ResolverRAT Campaign Targets Healthcare, Pharma via Phishing and DLL Side-Loading
Fortinet Warns Attackers Retain FortiGate Access Post-Patching via SSL-VPN Symlink Exploit
Apr 11, 2025Ravie LakshmananNetwork Security / Vulnerability Fortinet has revealed that threat actors have found a way to maintain read-only access to vulnerable FortiGate devices even after the initial access vector used to breach the devices was patched. The attackers are believed to have leveraged known and now-patched security flaws, including, but not limited to, … [Read more...] about Fortinet Warns Attackers Retain FortiGate Access Post-Patching via SSL-VPN Symlink Exploit
Paper Werewolf Deploys PowerModul Implant in Targeted Cyberattacks on Russian Sectors
The threat actor known as Paper Werewolf has been observed exclusively targeting Russian entities with a new implant called PowerModul. The activity, which took place between July and December 2024, singled out organizations in the mass media, telecommunications, construction, government entities, and energy sectors, Kaspersky said in a new report published Thursday. Paper … [Read more...] about Paper Werewolf Deploys PowerModul Implant in Targeted Cyberattacks on Russian Sectors