Daily Security Briefing #278

June 7, 2026 | Read Online

Ransomware targets law firms, botnets exploit router flaws, AI-powered remediation raises funds…

Executive Summary

Cybersecurity threats continue to evolve with malicious actors adapting to disruptions. The recent Silent Ransom Group campaign targeting U.S. law firms highlights the growing concern of social engineering attacks. Meanwhile, a new variant of the Gafgyt botnet called C0XMO is spreading via DD-WRT router flaws. Additionally, Emphere raises $2.1 million for AI-powered vulnerability remediation.

Top Articles

Top 10 Best Software Composition Analysis (SCA) Tools for Security Teams in 2026 The complexity of modern software development requires security to be deeply embedded within the engineering pipeline rather than treated as an afterthought. With modern applications consisting of over 80% open-source components, the attack surface has shifted drastically. GBHackers

Silent Ransom Group targets law firms with fake IT support calls The Silent Ransom Group extortion gang is actively targeting U.S. law firms and professional services organizations in social engineering attacks that often lead to data theft within hours of initial contact. BleepingComputer

C0XMO botnet spreads via DD-WRT router flaw, kills rival malware A new variant of the Gafgyt botnet called C0XMO is targeting DD-WRT router firmware and can move to other device types with various CPU architectures. BleepingComputer

Emphere Raises $2.1 Million for AI-Powered Vulnerability Remediation Emphere’s solution delivers AI-driven remediation to software companies to speed up releases. SecurityWeek

AI Transparency: This newsletter uses AI to curate, rank, and summarize cybersecurity content from leading industry blogs. All articles link directly to original authors. Executive summaries are AI-generated based on article content. I curate the sources and deliver the digest—the original authors deserve the credit for their excellent work.