Silent Lynx, tracked as UAT-6275 by Cisco Talos and TAG-193 by Recorded Future Insikt Group, has been linked to a new set of attacks on government organizations across the Commonwealth of Independent States. The activity ran from June 2025 through August 2026 and used four infection chains to deploy custom reverse shells (FoalShell, Chvos…
The threat actor behind the GhostAction supply chain campaign has expanded beyond malicious GitHub Actions workflows. According to OpenSourceMalware, it now phishes open-source maintainers and plants a second-stage credential stealer disguised as a font file. The shift appears to follow GitHub's October 9 block on the malicious workflow, …
Symantec reports that the Russia-linked APT28 (aka Swallowtail, Fancy Bear, Forest Blizzard, BlueDelta), which the U.S. government links to the GRU, targeted organizations in two NATO member states. Victims were a naval shipbuilder, a manufacturer of military aircraft engines and a law enforcement agency (thehackernews.com, cyberscoop.com…
This SentinelOne weekly roundup (Week 39, 2026) covers one law enforcement success and two active threat campaigns. A US court sentenced Armenian national Karen Serobovich Vardanyan ("Maneeken"/"Karl Lagerfeld"), an initial access specialist for Ryuk ransomware, to two years in prison and over $1.2 million in restitution. SentinelLABS ide…