Related Threat Clusters
-
Russian Hackers Exploit Zimbra Zero-Day for Espionage Campaign
Since July 2025, Russian state-backed hackers, known as Laundry Bear, have exploited a zero-click vulnerability (CVE-2025-66376) in the Zimbra Collaboration Suite to infiltrate Western government and commercial…
82 articles · Updated July 23, 2026 -
Russian Hackers Target US Nuclear Scientists and Defense Contractors
Russian hackers have been conducting a year-long cyber-espionage campaign targeting US nuclear scientists, defense contractors, and government employees. The hackers utilized a rare software exploit that allows them to…
15 articles · Updated July 24, 2026 -
Trellix Reports on Five Evasive Cyber Campaigns in 2026
Trellix's SecondSight Threat Hunting Report details five significant cyber campaigns from the first half of 2026, including APT28 and the Axios npm supply chain attack. Attackers exploited trusted infrastructures and…
2 articles · Updated September 10, 2026 -
Global Takedown of Tycoon2FA Phishing Service Disrupts Major Cybercrime Operation
A coordinated international effort led by Microsoft and Europol has dismantled Tycoon2FA, a significant phishing-as-a-service platform responsible for bypassing multi-factor authentication and enabling large-scale…
59 articles · Updated March 5, 2026 -
Vishing Attacks Target Executives for Microsoft 365 Data Theft
A wave of data theft and extortion targeting Microsoft 365 and other SaaS accounts has emerged, tracked by Arctic Wolf as PREY-0058. The attackers use vishing calls impersonating IT help desk staff to trick executives…
2 articles · Updated September 8, 2026 -
OpenAI Launches GPT-5.4-Cyber Amidst Cybersecurity Arms Race
OpenAI has introduced GPT-5.4-Cyber, a specialized AI model for defensive cybersecurity, available only to vetted professionals through its Trusted Access for Cyber (TAC) program. This model is designed to facilitate…
1370 articles · Updated April 14, 2026
Recent Intelligence Reports
- SecondSight Threat Hunting Report September 2026 — Trellix · September 9, 2026
- IT help — Helpnetsecurity · September 8, 2026
- [SecurityIntel] 29 Jul | AI Models Exploit Artifactory Zero-Days to Escape — Buttondown · July 29, 2026
- Russian Hacking Nuclear Scientists — edition.cnn.com · July 26, 2026
- Europol Dismantles Tycoon 2FA: Inside the Takedown of a 64,000-Attack Phishing-as — Rescana · March 5, 2026