Threat Group-3390 is a apt_group tracked across 6 threat clusters and 5 intelligence report mentions on ThreatCluster. First observed May 13, 2026; most recent activity July 20, 2026.
FamousSparrow, a China-aligned APT group, launched a multi-wave cyberespionage campaign against an Azerbaijani oil and gas company from late December 2025 to February 2026. The attackers employed an evolved DLL…
Adversaries are increasingly leveraging external remote services like VPNs and Citrix to gain unauthorized access to networks. These attacks often involve using valid accounts obtained through credential harvesting or…
A significant cybersecurity campaign has emerged, exploiting the legitimate remote access tool ScreenConnect to deploy AsyncRAT malware. Attackers utilized spoofed websites and typosquatted domains, masquerading as…
Recent cybersecurity reports detail the exploitation of software vulnerabilities in client applications, particularly targeting web browsers and Microsoft Office. Adversaries utilize techniques such as Drive-by…
Ernst & Young LLP (EY) has confirmed a data breach involving unauthorized access to a third-party IT service management platform used for tax-related work. The breach, which occurred between March 28 and April 12, 2026,…
On May 20, 2026, The Oncology Institute, Inc. was notified of unauthorized access to its systems by Kroll, a third-party vendor. The incident, confirmed in an SEC filing on May 22, 2026, involved patient data…