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Russian firm Solar (a Rostelecom subsidiary) reported a nearly two-year intrusion at an unnamed Russian healthcare organization, attributed to the Belarus-aligned hacktivist cluster Partisan Zmiy (Cyber Partisans). Solar found the compromise in December 2025, but the earliest signs date to early 2024. Unlike the group's usual destructive …
ESET reports that UAC-0099 (aka Earth Sirrush) gained initial access to a Ukrainian logistics company on July 16, 2025, through a spear-phishing email with a malicious attachment. The group then handed access to Sandworm, which carried out a data-wiping attack on September 17, 2025, more than two months after the initial foothold. UAC-009…
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…
