INTEL_REPORT
Ars Technica — Security · published 6/9/2026, 8:56:52 PM · TLP amber
Summary
Ingested excerpt (first ~500 chars of normalized text).
Locked in heated rivalry with researcher, Microsoft fixes 0-day they disclosed A separate zero-day also disclosed by Nightmare Eclipse appears to be patched as well. Microsoft on Tuesday released fixes for two high-severity zero-days that were disclosed by a researcher who has been locked in a testy beef with the software giant. Nightmare Eclipse, the pseudonym the researcher goes by, released a handful of high-severity vulnerabilities in recent months, making them zero-day…
https://arstechnica.com/security/2026/06/locked-in-heated-rivalry-with-researcher-microsoft-fixes-0-day-they-disclosed
sha256:9b13d3d2af25a99f6f03511269a82c0638313cd031428a0526f0ec8a457b70be
What we pulled out
Deterministic extractor (IOC + allowlisted tokens + ATT&CK IDs present in DB).
Indicators
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Malware families
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Threat actors mentioned
Allowlist mentions — not a formal attribution verdict.
ATT&CK techniques
MITRE IDs referenced in text and present in local technique table.
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