Ninja Signal Mic Drops — Edition 000000002

NINJASIGNAL MIC DROPS Hey, my graph is full of TI intel you wont get anywhere else :-)

Threat intel from inside the graph. Published when the signal-to-noise demands it.

Edition 000000002. Two whole editions. We're practically an institution now.

(NIKO, my editor: Scott. It has been nine days.)

(Me: An institution, Niko.)

Quick housekeeping before the carnage: in Edition 000000001 I said — and I quote myself, because nobody else will — "LLM tooling and frontend dev infrastructure are the new soft underbelly." I bet a reader a pint on it.

Niko, what landed on CISA KEV this week.

(NIKO: …LiteLLM. CVE-2026-42271. EPSS 98.33rd percentile.)

LiteLLM. The thing your AI team uses to proxy every model call in the building. On the Known Exploited Vulnerabilities list. At the 98th percentile.

I would like my pint.

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⚡ THE SIGNAL — THE AI SUPPLY CHAIN IS NOW A CVE, NOT A THINKPIECE

For eighteen months "AI security" meant prompt-injection demos and LinkedIn carousels about the OWASP LLM Top 10. Cute. Meanwhile the actual attack surface was the boring plumbing: the proxy, the orchestrator, the package registry.

This week the graph watched the boring plumbing catch fire:

▸ CVE-2026-42271 — LiteLLM — KEV, EPSS 98.33rd percentile. The model-proxy layer. If it's exploited, every API key it holds is exploited.

▸ Velocity spike: pip/praisonai — z = 7.5. PraisonAI is a multi-agent framework. Someone is moving against AI-agent packages on PyPI right now.

▸ Still climbing at 203 graph edges: Contagious Interview — the DPRK crew that gets hired as your contract dev and ships the backdoor in the take-home test.

(NIKO: To be fair, you did call this.)

(Me: I KNOW, Niko. I'm being so gracious about it.)

(NIKO: You opened by demanding a pint.)

What it actually means: your AI stack is now part of your software supply chain, and your software supply chain has worse hygiene than the rest of your estate combined. The LLM proxy has every credential. The agent framework runs arbitrary tools by design. Nobody put EDR on the box because "it's just the AI sandbox."

It is not just the AI sandbox. It is a domain-joined machine that executes attacker-supplied instructions for a living.

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🔴 EXPLOIT VELOCITY — WHAT HIT CISA KEV THIS WEEK

Seven entries since June 3. The theme is the edge and the AI layer, which is a deeply unfun combination:

▸ CVE-2026-42271 — LiteLLM · 98.33 pct — patch it before your model keys fund someone's botnet.

▸ CVE-2026-7473 — Arista EOS · 95.96 pct — the switches. Core network gear. "They own the fabric" territory.

▸ CVE-2026-50751 — Check Point Security Gateway · 93.88 pct — when the firewall is the foothold, the firewall is not helping.

▸ CVE-2026-28318 — SolarWinds Serv-U · 92.17 pct — managed file transfer. We have BEEN here. MOVEit said hi.

▸ CVE-2026-11645 — Chromium V8 · 90.40 pct — browser engine. One bad tab.

▸ CVE-2026-20245 — Cisco Catalyst SD-WAN Manager — more edge fabric.

(NIKO: That is a lot of network-edge devices in one week.)

(Me: That's a procurement cycle catching up with everyone at once.)

The pattern: initial-access brokers have pivoted hard from phishing-the-user to owning-the-appliance. Edge devices have no EDR, run vendor firmware nobody patches, and sit on the trust boundary. They are the new email attachment.

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📈 VELOCITY ANOMALIES — WHAT THE ML CAUGHT THIS WEEK

The graph logged 294 velocity anomalies. The headliner isn't subtle:

▸ Rundll32 — +86 edges in one window, z = 6.1

Eighty-six new connections to a single LOLBin in one detection window. That's not background noise. When eighty-six campaigns/samples suddenly start proxying execution through rundll32.exe (T1218.011) in the same week, somebody published a technique and everybody copied it.

Supporting cast, all z = 7.7: Scheduled Task (T1053.005) · Masquerade Account Name (T1036) · Web Protocols (T1071.001) · plus pip/praisonai z = 7.5.

(NIKO: "Fashion trend" is not a threat-intel term.)

(Me: T1218.011 is having a moment, Niko.)

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🎯 DEFENDER QUICKWIN — RUNDLL32 ABUSE

Rundll32 is the spike, so here's the catch. Flags rundll32.exe with no DLL path, classic abuse strings, or a parent that has no business spawning it (Office, script hosts, mshta):

DeviceProcessEvents

| where FileName =~ "rundll32.exe"

| where ProcessCommandLine matches regex @"(?i)(javascript​:|mshtml,RunHTMLApplication|url\.dll|\.dll\s*,\s*#?\d+)"

or InitiatingProcessFileName in~ ("winword.exe","excel.exe","powerpnt.exe",

"outlook.exe","mshta.exe","wscript.exe","cscript.exe","powershell.exe")

| where InitiatingProcessFileName !in~ ("explorer.exe","svchost.exe")

| project Timestamp, DeviceName, AccountName, InitiatingProcessFileName, ProcessCommandLine

Run it. Tune the parent allowlist for your build pipeline. The ordinal-call pattern (name.dll,#1) and Office-spawns-rundll32 are where the bodies are.

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🔮 7-DAY FORECAST (money where my mouth is, again)

1. At least one more AI-infrastructure CVE — model proxy, vector DB, or agent framework — lands on KEV within 10 days. The category is in season. Watch LangChain, Ollama, anything with "gateway" in the name.

2. The Rundll32 surge precedes a tooling drop. Expect a named malware family to get a "now uses rundll32 proxy execution" write-up within the week.

3. One of this week's edge CVEs (Arista / Check Point / Cisco) gets chained with a published auth-bypass into pre-auth RCE before next Tuesday.

(NIKO: You went three-for-three-ish last edition. Don't get cocky.)

(Me: The receipts file is RIGHT THERE, Niko.)

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📊 BY THE NUMBERS — STATE OF THE GRAPH

Since Edition 001 the graph stopped being "just" a threat graph — it went cross-domain. Threat intel now correlates against sentiment, entities and markets in the same model.

Nodes ........... 7,896,193 (was 533,297)

Edges ........... 48,682,409 (was 125,198)

Indicators ...... 441,321

Infrastructure .. 142,233

Vulnerabilities . 47,242

Campaigns ....... 45,382

Threat actors ... 220

Velocity anomalies 294 · TTP convergences 50

Top actors by graph centrality: Fancy Bear (341) · ScarCruft (272) · APT36 (259) · Contagious Interview (203) · Kimsuky (166) · APT28 (137) · APT29 (130) · Lazarus (122) · APT41 (118) · Mustang Panda (109).

That Contagious Interview number is not an accident. The crew that targets developers is top-four the same week an AI-dev-tooling CVE hits KEV. The graph doesn't do coincidences; it does correlations.

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WHY THIS EXISTS

Edition 001 told you LLM tooling was the soft underbelly. Edition 002 is the receipt, printed nine days later, with a CVE number on it.

Most feeds tell you what happened. This one tells you what's about to happen, then comes back and shows you it did. Museum versus radar. I run the radar.

If this helped, follow. If it didn't, follow anyway — Edition 003 I'm rendering a graph of the AI-supply-chain blast radius nobody else has the data to draw.

Edition 000000002 / 2026-06-11. Data pulled live from ninjasignal.ninja. All numbers reproducible. All receipts published.

— Scott

(Niko is still waiting for me to expense the pint.)

Built on Rapid Threat Modeler | ninja.ing | @scottg

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