North Korean threat actors have demonstrated their adept use of social engineering techniques combined with Python scripting to infiltrate secure networks. The Democratic People’s Republic of Korea (DPRK) operatives are leveraging the accessibility and power of Python to craft initial…
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New Mirai Botnet Variant Exploits TVT DVRs to Gain Admin Control
GreyNoise has noted a sharp escalation in hacking attempts targeting TVT NVMS9000 Digital Video Recorders (DVRs). The surge in malicious activity, peaking on April 3, 2025, with over 2,500 unique IP addresses, suggests a new variant of the notorious Mirai…
HollowQuill Malware Targets Government Agencies Globally Through Weaponized PDF Documents
In a disturbing escalation of cyber threats, a new malware campaign dubbed ‘HollowQuill’ has been identified targeting academic institutions and government agencies worldwide. This sophisticated attack leverages weaponized PDF documents to infiltrate systems, using a combination of social engineering and…
Windows Kerberos Vulnerability Enables Security Feature Bypass
Microsoft has disclosed a new security vulnerability in Windows operating systems, tracked as CVE-2025-29809. This flaw, classified with Important severity, impacts the Kerberos authentication protocol, potentially enabling attackers to bypass critical security features. The vulnerability stems from weaknesses described under CWE-922: Insecure Storage of…
CISA Alerts on Active Exploitation of CentreStack Hard-Coded Key Vulnerability
The Cybersecurity and Infrastructure Security Agency (CISA) has issued an alert highlighting a critical vulnerability in Gladinet CentreStack, a cloud-based enterprise file-sharing platform. The issue, tracked as CVE-2025-30406, involves the use of a hard-coded cryptographic key that could enable attackers to…
Hellcat Ransomware Upgrades Arsenal to Target Government, Education, and Energy Sectors
The cybersecurity community has raised alarms over the rapid evolution of the Hellcat ransomware group, which has escalated its tactics to target critical sectors. Hellcat, which emerged in mid-2024, now employs a sophisticated blend of psychological manipulation, zero-day vulnerabilities, and…
Ransomware Groups Target Organizations to Exfiltrate Data and Blackmail via Leak Site Posts
Ransomware attacks have continued their relentless assault on organizations worldwide, with a focus on data exfiltration and subsequent blackmail through leak site posts. Rapid7 Labs’ analysis of internal and public data provides insights into the evolving landscape of ransomware threats.…
Ransomware Group Actively Exploits Windows CLFS Zero-Day Vulnerability
Microsoft has uncovered a sophisticated ransomware campaign exploiting a zero-day vulnerability in the Windows Common Log File System (CLFS), tracked as CVE-2025-29824. The vulnerability allows attackers to escalate privileges from a standard user account to SYSTEM level, enabling widespread deployment…
CISA Issues Alert on Active Exploits of Windows CLFS Vulnerability
The Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent alert regarding active exploitation of a critical vulnerability in the Microsoft Windows Common Log File System (CLFS) Driver. The vulnerability, tracked as CVE-2025-29824, poses a significant security risk by allowing…
NCSC Issues Alert on MOONSHINE and BADBAZAAR Mobile Malware
GCHQ’s National Cyber Security Centre (NCSC), in collaboration with international and industry partners, has issued a global alert regarding two dangerous spyware applications – MOONSHINE and BADBAZAAR – aiming to help vulnerable communities protect themselves from digital surveillance. The NCSC…