Applied Cybernetics Group
Threat intel → detection pipeline
Friday, September 18, 2026
Data as of 13:09 UTC

Morning Brief — 2026-09-05

3 material breach disclosures, 1 federal patching priority, 1 exploit probability movers, 10 emerging critical cves, 10 supply chain, 20 ransomware activity, 455 ioc volume, 17 active malware families, 2 intel feeds, 12 hand-authored sigma, and 18 detection gaps. Sections with no signal are still rendered with an explicit “none in this window” note so absence is visible alongside presence.

Material Breach Disclosures

Park Dental Partners, Inc. (PARK)

On August 28, 2026, Park Dental Partners, Inc. (“we” or the “Company”) identified unauthorized access to its computer network. The Company promptly initiated its incident response protocols, and engaged its external cybersecurity and forensic specialists. The Company is continuing to investigate the nature and scope of this incident, including the scope of any compromise of personal or protected h…

NovoCure Ltd (NVCR)

Forward-Looking StatementsIn addition to historical facts or statements of current condition, this press release may contain forward-looking statements. Forward-looking statements provide Novocure’s current expectations or forecasts of future events. These may include statements regarding anticipated scientific progress on its research programs, clinical study progress, development of potential pr…

Nutex Health Inc. (NUTX)

remediation of the incident. Readers are cautioned that these forward-looking statements are not guarantees of future events or outcomes and they should not be unduly relied on, as they are based on information available to the Company and on management’s current beliefs and expectations as of the date of this Current Report on Form 8-K and are therefore inherently uncertain and subject to risks,…

Federal Patching Priority

CVE-2026-85046 — Google Chromium V8

Google Chromium V8 Type Confusion Vulnerability

Google Chromium V8 contains a type confusion vulnerability that allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

Exploit Probability Movers

CVETodayPrevΔIn KEV
CVE-2026-487100.3630.110▲ 0.252

Emerging Critical CVEs

Supply Chain

GHSA-7q9c-hpx7-9cwm (npm)

TypeSpec: Unauthenticated Remote Shutdown of Spector Mock Server via POST /.admin/stop

GHSA-rh53-xvx2-j327 · CVE-2026-73842 (go)

OpenChoreo: cluster-gateway internal proxy performs no caller authentication and is not read-only — data-plane Secret disclosure and arbitrary Kubernetes mutation

GHSA-h4v5-crx2-3cv4 · CVE-2026-72793 (go)

SiYuan: Non-administrator responses from /api/system/getConf omit three secrets that the configuration-export path explicitly strips, disclosing the session-cookie signing key and the OS username to anonymous readers

GHSA-h6w7-xxcf-w2mq · CVE-2026-72795 (go)

SiYuan: Embedded (transclusion) block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers

GHSA-34fj-mwm6-fjfg · CVE-2026-72794 (go)

SiYuan: The session-cookie signing key (Conf.CookieKey) is returned to anonymous readers by /api/system/getConf

GHSA-mfrj-v65r-979c · CVE-2026-72798 (go)

SiYuan: Publish-access filter on renderAttributeView leaves related-database content unfiltered and fails open on non-block first columns

GHSA-848m-r628-vrxw · CVE-2026-63735 (rust)

SurrealDB: Custom API route lets authenticated callers override namespace/database scope via URL path

GHSA-gx45-xrj5-g6c4 · CVE-2026-75911 (rust)

CodeWhale: Project config allow_shell override enables arbitrary shell command execution via cloned repository

GHSA-wrj3-vj8c-784f · CVE-2026-75858 (rust)

CodeWhale: rlm_eval auto-approves arbitrary Python execution, bypassing the user’s approval policy (RCE)

GHSA-c6mw-8xh8-gpq6 · CVE-2026-75912 (rust)

CodeWhale: Argument Injection in git_blame Tool Allows Arbitrary File Read Without Approval

Ransomware Activity

20 new victim postings across 12 groups.

GroupVictimsSample
Vexy Ransomware3Palsana Enviro (PEPL), Annapurna Fashion, Sancity Soft Touch
lockbit53pscindustries.com, kalahealth.eu, huisartsencentrumkleiniterson.nl
akira2Stransky Heiz-Mess-Regeltechnik GmbH, Worrell
pear2EdgeChem Jamaica Limited, Kovo Healthtech Corp
qilin2AP CAPITAL PARTNERS LIMITED, Commission de la construction du Quebec (CCQ)
spacebears2D-MAX Engineering, Inc, Sports Endeavors
BlackLocks1광명산업(주)
DYSPHOR1A1MBT Telecom
SilentRansomGroup1H… C…
direwolf1Wolfram Research
emperador1Judicial Branch of the Province of Jujuy
tridentlocker1SouthernCarlson

IOC Volume

455 new IOCs in this window. By source:

SourceCount
urlhaus455

Recent OSINT Events

No curated MISP events in this window (bulk-IOC contributions tallied in IOC Volume).

Active Malware Families

17 malware families active this week (0 corroborated across ≥2 sources), exercising 19 ATT&CK techniques. Family is the unit, not the indicator: the raw IOCs are drill-down evidence below, not the signal.

FamilyTypeCorrob.IOCsTechniques (✗ = coverage gap)
Miraibotnet1,308T1110, T1498, T1499, T1584.005
ConnectWise ScreenConnect (abuse)rmm-abuse50T1219
DDoSAgentddos10T1498, T1499
PureLogsStealerstealer9T1005, T1071, T1555
CoinMinerminer8T1496
AgentTeslastealer7T1056.001, T1071, T1114, T1555
AsyncRATrat7T1056.001, T1059.001, T1071, T1219
ClickFixdelivery →7T1059.001, T1204
AMOS (Atomic macOS Stealer)stealer5T1005, T1056.002, T1071, T1555.001
Phorpiexbotnet4T1071, T1486, T1566
SilverFoxrat4T1059, T1071, T1219
DCRatrat2T1056.001, T1059.001, T1071, T1219
NetSupport Manager (abuse)rmm-abuse2T1219
Stealcstealer2T1005, T1071, T1555
Vidarstealer2T1005, T1071, T1555
QuasarRATrat1T1056.001, T1059.001, T1071, T1219
Remcosrat1T1056.001, T1071, T1113

Families marked ”→” are delivery/social-engineering clusters (ClickFix). Their technique mappings are the delivery chain — downstream behavior is payload-dependent, so they don’t open a hard coverage gap on their own.

Multi-Source IOCs

No IOCs corroborated across multiple sources in this window. Each feed reported uniquely.

MISP × KEV Correlation

No MISP events in this window referenced a CVE.

Cross-Reference

No SEC × KEV vendor token matches in this window. (This is a heuristic surface, absence is expected most days.)

Intel Feeds

2 IOC feeds updated this run (3,036 indicators total) — each available as CSV, MISP JSON, and STIX 2.1. Subscribe at https://thrunt.me/intel/manifest.json.

FeedSourceTypeCountDownloads
URLhaus — Malware Distribution URLsurlhausurl2,964CSV · MISP · STIX
URLhaus — Malware Distribution Domainsurlhausdomain72CSV · MISP · STIX

Hand-Authored Sigma

10 production-ready TTP rules (+2 scaffolds in the authoring queue) live at https://thrunt.me/sigma/manifest.json. Subscribe via https://thrunt.me/sigma/rules.lock.json (content-hash churn) or pull all with https://thrunt.me/sigma/rules.tar.gz.

RuleStatusYAML
T1037 Boot or Logon Initialization Scripts — Linux Init Script Modificationexperimentalhttps://thrunt.me/sigma/t1037-linux-init-script-modification.yml
T1055 Process Injection — Rundll32 Spawning Explorer as an Injection Hostexperimentalhttps://thrunt.me/sigma/t1055-rundll32-spawning-explorer-injection.yml
T1071.004 DNS-over-HTTPS Resolution from a Non-Browser Processexperimentalhttps://thrunt.me/sigma/t1071-004-doh-resolver-non-browser-c2.yml
T1098.004 Account Manipulation — SSH Authorized Keys File Modificationexperimentalhttps://thrunt.me/sigma/t1098-004-ssh-authorized-keys-write.yml
T1102.001 Dead Drop Resolver — EtherHiding Payload Retrieval from BNB Smart Chain Testnetexperimentalhttps://thrunt.me/sigma/t1102-001-etherhiding-bsc-testnet-dead-drop.yml
T1195.002 Compromise Software Supply Chain — Malicious Google Tag Manager Containerexperimentalhttps://thrunt.me/sigma/t1195-002-unapproved-gtm-container-injection.yml
T1204.004 Malicious Copy and Paste — ClickFix macOS Terminal Executionexperimentalhttps://thrunt.me/sigma/t1204-004-clickfix-macos-terminal-execution.yml
T1204.004 Malicious Copy and Paste — ClickFix Run Dialog Executionexperimentalhttps://thrunt.me/sigma/t1204-004-clickfix-run-dialog-execution.yml
T1566.002 Spearphishing Link — Luxembourg Hospitality SMS Phishing Campaignexperimentalhttps://thrunt.me/sigma/t1566-002-luxembourg-hospitality-sms-phish.yml
T1574.002 DLL Side-Loading — Signed javac.exe Loading jli.dll from a User-Writable Pathexperimentalhttps://thrunt.me/sigma/t1574-002-signed-javac-sideload-jli.yml
T1003.008 OS Credential Dumping — /etc/shadow and /etc/gshadow Accessdrafthttps://thrunt.meundefined
T1530 Data from Cloud Storage — Detectiondrafthttps://thrunt.meundefined

Detection Gaps

18 of 161 techniques with corpus signal have zero detection coverage — no SigmaHQ community rule, no thrunt rule. This is the hand-authoring queue; the live view is at https://thrunt.me/corpus/attck/.

TechniqueNameActive familiesMISPKEV
T1011Exfiltration Over Other Network Medium04
T1497Virtualization/Sandbox Evasion04
T1573.001Symmetric Cryptography13
T156203
T1001Data Obfuscation02
T1499.002Service Exhaustion Flood02
T1530Data from Cloud Storage02
T1562.00102
T1003.008/etc/passwd and /etc/shadow01
T1070.00101

…and 8 more below the cut — full list on the rollup.

Pipeline Health

All feeds healthy.


Sources: SEC EDGAR (public domain), CISA Known Exploited Vulnerabilities (public domain), FIRST.org EPSS (per ToS), NIST NVD (public domain), GitHub Security Advisories (per ToS), abuse.ch URLhaus (CC0, attribution), ransomware.live (per ToS), MITRE ATT&CK (CC BY 4.0).

Published by Applied Cybernetics Group via thrunt.me. Heuristic cross-references are labelled as such; verify before action.