phishing-triage

phishing-triage is a skill for Claude Code, Codex from Vigil-SOC/vigil. It costs 41 tokens per session (1,393 once invoked), scanned A, original, Apache-2.0.

A guide for assessing a reported email by identifying its verdict, the lure it uses, and the first action to take. A lure is the message's trick for persuading someone to click, reply, or share information.

In plain words
What is it for?
Use it to triage user-reported or suspicious emails and describe whether they are phishing, what they are trying to achieve, and what to do first.
Why use it?
It gives a consistent first response to suspicious messages instead of treating every reported email the same way.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to triage user-reported or suspicious emails and describe whether they are phishing, what they are trying to achieve, and what to do first.

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Install with agentmods
npx agentmods add skills/vigil-soc/vigil/phishing-triage
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add Vigil-SOC/vigil --skill phishing-triage
Clone the repo
git clone --depth 1 https://github.com/Vigil-SOC/vigil

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for phishing-triage

README.md
[![agentmods](https://agentmods.dev/badge/skills/vigil-soc/vigil/phishing-triage/github.svg)](https://agentmods.dev/skills/vigil-soc/vigil/phishing-triage)
Your own site
<a href="https://agentmods.dev/skills/vigil-soc/vigil/phishing-triage"><img src="https://agentmods.dev/badge/skills/vigil-soc/vigil/phishing-triage/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for phishing-triage

Your own site · 80×15
<a href="https://agentmods.dev/skills/vigil-soc/vigil/phishing-triage"><img src="https://agentmods.dev/badge/skills/vigil-soc/vigil/phishing-triage.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 41 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,393 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00041 $0.01393
Opus 5.5 $0.00016 $0.00557
Sonnet 5.5 $0.00008 $0.00279
Haiku 4.5 $0.00004 $0.00139

Measured 23d ago against content hash e2c4fc5d1660, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

phishing-triage scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 23d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

core/skills/library/phishing-triage/SKILL.md · 111 lines

How it starts

The opening of the file, as written. The whole thing — 111 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Phishing triage

Use this for a reported email. Judge from raw_data, iocs and description. If you hold only an id and you hold get_finding, fetch the finding first. If no tool is callable this turn, judge from the input in front of you and still finish the report. Never end the turn on a tool call you announced, and never invent a lookup, a click, or a domain age.

Extract

From the finding, note the display name, envelope from, reply-to and sender domain; the recipients; the subject; each URL's display text and destination; each attachment's name, type and hash; and SPF, DKIM and DMARC when present. A field the finding does not contain is unknown.

Checks

Call a tool only when it is in your grant and callable this turn. Otherwise record the gap and continue.

  • recall_entity on the sender domain and each URL, if you hold it. Whether that sender or URL has already hit other users: search_findings, if you hold it. If you hold neither, or you cannot call them, write not checked.
  • Domain age is not checked unless a tool returned it. Never guess one.
  • Reputation of each URL and each file hash: read ioc-enrichment when you hold read_skill, and follow that skill for the lookup. Do not restate its procedure, and do not end on its indicator report. What it returns is evidence for this verdict. A reputation check you did not run is not queried.
  • Note the pretext: urgency, a request for a password or code, a payment or bank-detail change, executive impersonation (a leader's or the company's display name on a domain that is not the recipient's).
  • Note whether the link destination host differs from the text the user sees, and the attachment type (macro-enabled Office, executable, script, disk).
  • The recipient clicked or opened something only when the finding says so. user-action is clicked or opened in that case, reported-only when the finding says they reported it and did not click or open, and unknown when it is silent.

Read the full file on GitHub · 111 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 23d ago First seen · 111 lines · 41 tokens per session scan A e2c4fc5d1660

Subscribe to this mod's changes

phishing-triage is a skill published in the GitHub repository Vigil-SOC/vigil (374 stars, last pushed today), licensed Apache-2.0. It adds 41 tokens to every session and 1,393 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-24.

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