Cyber Defense Advisors

Year: 2025

300 Servers and €3.5M Seized as Europol Strikes Ransomware Networks Worldwide

As part of the latest “season” of Operation Endgame, a coalition of law enforcement agencies have taken down about 300 servers worldwide, neutralized 650 domains, and issued arrest warrants against 20 targets. Operation Endgame, first launched in May 2024, is an ongoing law enforcement operation targeting services and infrastructures assisting in or directly providing initial […]

Cyber News

SafeLine WAF: Open Source Web Application Firewall with Zero-Day Detection and Bot Protection

From zero-day exploits to large-scale bot attacks — the demand for a powerful, self-hosted, and user-friendly web application security solution has never been greater. SafeLine is currently the most starred open-source Web Application Firewall (WAF) on GitHub, with over 16.4K stars and a rapidly growing global user base. This walkthrough covers what SafeLine is, how […]

Cyber News

3AM ransomware attack poses as a call from IT support to compromise networks

Cybercriminals are getting smarter. Not by developing new types of malware or exploiting zero-day vulnerabilities, but by simply pretending to be helpful IT support desk workers. Attackers affiliated with the 3AM ransomware group have combined a variety of different techniques to trick targeted employees into helping them break into networks. It works like this. First, […]

Cyber News

U.S. Dismantles DanaBot Malware Network, Charges 16 in $50M Global Cybercrime Operation

The U.S. Department of Justice (DoJ) on Thursday announced the disruption of the online infrastructure associated with DanaBot (aka DanaTools) and unsealed charges against 16 individuals for their alleged involvement in the development and deployment of the malware, which it said was controlled by a Russia-based cybercrime organization. The malware, the DoJ said, infected more […]

Cyber News

CISA Warns of Suspected Broader SaaS Attacks Exploiting App Secrets and Cloud Misconfigs

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday revealed that Commvault is monitoring cyber threat activity targeting applications hosted in their Microsoft Azure cloud environment. “Threat actors may have accessed client secrets for Commvault’s (Metallic) Microsoft 365 (M365) backup software-as-a-service (SaaS) solution, hosted in Azure,” the agency said. “This provided the threat actors […]

Cyber News

GitLab Duo Vulnerability Enabled Attackers to Hijack AI Responses with Hidden Prompts

Cybersecurity researchers have discovered an indirect prompt injection flaw in GitLab’s artificial intelligence (AI) assistant Duo that could have allowed attackers to steal source code and inject untrusted HTML into its responses, which could then be used to direct victims to malicious websites. GitLab Duo is an artificial intelligence (AI)-powered coding assistant that enables users […]

Cyber News

Oops: DanaBot Malware Devs Infected Their Own PCs

The U.S. government today unsealed criminal charges against 16 individuals accused of operating and selling DanaBot, a prolific strain of information-stealing malware that has been sold on Russian cybercrime forums since 2018. The FBI says a newer version of DanaBot was used for espionage, and that many of the defendants exposed their real-life identities after […]

Cyber News

Chinese Hackers Exploit Trimble Cityworks Flaw to Infiltrate U.S. Government Networks

A Chinese-speaking threat actor tracked as UAT-6382 has been linked to the exploitation of a now-patched remote-code-execution vulnerability in Trimble Cityworks to deliver Cobalt Strike and VShell. “UAT-6382 successfully exploited CVE-2025-0944, conducted reconnaissance, and rapidly deployed a variety of web shells and custom-made malware to maintain long-term access,” Cisco Talos researchers Asheer Malhotra and Brandon […]

Cyber News

Critical Windows Server 2025 dMSA Vulnerability Enables Active Directory Compromise

A privilege escalation flaw has been demonstrated in Windows Server 2025 that makes it possible for attackers to compromise any user in Active Directory (AD). “The attack exploits the delegated Managed Service Account (dMSA) feature that was introduced in Windows Server 2025, works with the default configuration, and is trivial to implement,” Akamai security researcher […]

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