reap-17-malware-analysis SKILL.md skillA

reap-17-malware-analysis from joasasantos/rea-prompts is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add joasasantos/rea-prompts/reap-17-malware-analysis@git:20261025.9bd45a8

Pins git:20261025.9bd45a8 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
joasasantos/rea-prompts
Path
Skills/reap-17-malware-analysis/SKILL.md
Versions recorded
1
Latest version
git:20261025.9bd45a8, committed Oct 25, 2026
Size
5,024 bytes
Repository stars
3,713
License
MIT

REA prompt pack: Malware analysis (8 ready-to-paste prompts). Use when doing reverse-engineering investigation of malware analysis with REA (rea.tools) via an AI coding agent.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# REAP — 17. Malware analysis

Part of REAP (REA Investigation Prompts). Replace everything in <angle brackets>; keep each request focused on one feature. Demand file/function/address evidence and separate facts from hypotheses.

> Authorized contexts: your own incident response, a sandboxed lab, threat-intel
> work, or samples you have explicit permission to handle. Never run malware on
> a production machine; these prompts are static-first and ask for runtime
> observation only inside an isolated VM.

### Static triage and capability map

```text
Use REA on this malware sample: <PATH> (collected for authorized incident
response / threat-intel analysis).

Produce a triage report: file type, compiler/packer indicators, first-run
artifacts, imports grouped by malicious capability (persistence, credential
theft, keylogging, screen capture, network C2, process injection, defense
evasion), suspicious strings with addresses, and any embedded configs
(URLs, wallet addresses, mutexes, encryption keys).

For every capability claim, cite the function/address that proves it. Separate
confirmed static findings from behaviors that still need sandbox confirmation.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add joasasantos/rea-prompts/reap-17-malware-analysis@sha256:a3fba9a8c1603fda

The line at the top of this page pins the label git:20261025.9bd45a8, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_e2zxdafxuaxgz5wl.svg)](https://markdownregistry.com/a/art_e2zxdafxuaxgz5wl)

1 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Oct 25, 2026.

versioncommittedcommitsizeaudit
git:20261025.9bd45a8 latest2026-10-25 9bd45a8 5,024 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5024 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

joasasantos/rea-prompts · 3,713 stars · license MIT · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_e2zxdafxuaxgz5wl
GET https://markdownregistry.com/api/v1/resolve?ref=joasasantos/rea-prompts/reap-17-malware-analysis
GET https://markdownregistry.com/api/v1/blob/a3fba9a8c1603fda02f2dd8c4e1e26e554bf104689893261ab745c90f09461ea

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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