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“Welcome to the CISTCK Group Cybersecurity Blog! Dive into the dynamic world of cybersecurity with our expert insights, thought-provoking articles, and the latest developments in the field. Our blog is your go-to resource for staying ahead in the ever-evolving landscape of cyber threats. Explore topics ranging from threat intelligence and risk management to industry best practices and emerging technologies. Whether you’re a cybersecurity professional, IT enthusiast, or simply interested in safeguarding digital landscapes, join us on a journey of knowledge-sharing and discover actionable strategies to fortify your defenses. Stay informed, stay secure with the CISTCK Group Cybersecurity Blog.”
New ZuRu Malware Variant Targeting Developers via Trojanized Termius macOS App
Cybersecurity researchers have discovered new artifacts associated with an Apple macOS malware called ZuRu, which is known to propagate via trojanized versions of legitimate software. SentinelOne, in a new report shared with The Hacker News, said the malware has been...
AMD Warns of New Transient Scheduler Attacks Impacting a Wide Range of CPUs
Semiconductor company AMD is warning of a new set of vulnerabilities affecting a broad range of chipsets that could lead to information disclosure. The attacks, called Transient Scheduler Attacks (TSA), manifests in the form of a speculative side channel in its CPUs...
ServiceNow Flaw CVE-2025-3648 Could Lead to Data Exposure via Misconfigured ACLs
A high-severity security flaw has been disclosed in ServiceNow's platform that, if successfully exploited, could result in data exposure and exfiltration. The vulnerability, tracked as CVE-2025-3648 (CVSS score: 8.2), has been described as a case of data inference in...
Gold Melody IAB Exploits Exposed ASP.NET Machine Keys for Unauthorized Access to Targets
The Initial Access Broker (IAB) known as Gold Melody has been attributed to a campaign that exploits leaked ASP.NET machine keys to obtain unauthorized access to organizations and peddle that access to other threat actors. The activity is being tracked by Palo Alto...
DoNot APT Expands Operations, Targets European Foreign Ministries with LoptikMod Malware
A threat actor with suspected ties to India has been observed targeting a European foreign affairs ministry with malware capable of harvesting sensitive data from compromised hosts. The activity has been attributed by Trellix Advanced Research Center to an advanced...
U.S. Sanctions North Korean Andariel Hacker Behind Fraudulent IT Worker Scheme
The U.S. Department of the Treasury's Office of Foreign Assets Control (OFAC) on Tuesday sanctioned a member of a North Korean hacking group called Andariel for their role in the infamous remote information technology (IT) worker scheme. The Treasury said Song Kum...
How To Automate Ticket Creation, Device Identification and Threat Triage With Tines
Run by the team at workflow orchestration and AI platform Tines, the Tines library features over 1,000 pre-built workflows shared by security practitioners from across the community - all free to import and deploy through the platform’s Community Edition. A recent...
Chinese Hacker Xu Zewei Arrested for Ties to Silk Typhoon Group and U.S. Cyber Attacks
A Chinese national has been arrested in Milan, Italy, for his alleged links to a state-sponsored hacking group known as Silk Typhoon and for carrying out cyber attacks against American organizations and government agencies. The 33-year-old, Xu Zewei, has been charged...
Microsoft Patches 130 Vulnerabilities, Including Critical Flaws in SPNEGO and SQL Server
For the first time in 2025, Microsoft's Patch Tuesday updates did not bundle fixes for exploited security vulnerabilities, but acknowledged one of the addressed flaws had been publicly known. The patches resolve a whopping 130 vulnerabilities, along with 10 other...
Hackers Use Leaked Shellter Tool License to Spread Lumma Stealer and SectopRAT Malware
In yet another instance of threat actors repurposing legitimate tools for malicious purposes, it has been discovered that hackers are exploiting a popular red teaming tool called Shellter to distribute stealer malware. The company behind the software said a company...