offensive-anti-forensics SKILL.md skillA

offensive-anti-forensics from snailsploit/claude-red is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add snailsploit/claude-red/offensive-anti-forensics@git:20260825.8cffe5d

Pins git:20260825.8cffe5d in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
snailsploit/claude-red
Path
Skills/forensics/offensive-anti-forensics/SKILL.md
Versions recorded
1
Latest version
git:20260825.8cffe5d, committed Aug 25, 2026
Size
19,476 bytes
Repository stars
10,442
License
MIT

Anti-forensics and evidence destruction techniques for red team operators conducting authorized engagements. Covers log clearing on Windows (wevtutil, Clear-EventLog, ETW provider patching) and Linux (journal truncation, utmp/wtmp binary editing, syslog manipulation), timestamp manipulation via Timestomp and SetMACE to defeat timeline analysis, filesystem-level anti-forensics including NTFS Alternate Data Streams for payload hiding and secure deletion with sdelete/shred, memory artifact…

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

# Offensive Anti-Forensics

Anti-forensics is the practice of manipulating, destroying, or preventing the creation of forensic artifacts during an engagement. As a red team operator, you treat every action as generating evidence -- logs, timestamps, memory structures, disk metadata, and network captures all tell a story. Your objective is to control that narrative. This skill covers the primary evidence categories you encounter on Windows and Linux targets, the techniques for manipulating each, and the defender view so you understand what a competent forensic analyst looks for when your cleanup is incomplete.

You operate under an authorization scope. Every technique here assumes you have written permission to execute these actions on target systems. Document what you clear and when -- your engagement report must account for artifacts you destroyed so the blue team can rebuild their detection baseline.

## Quick Workflow

1. Enumerate logging infrastructure before executing payloads -- identify what generates evidence.
2. Disable or blind telemetry sources (ETW, Sysmon, auditd) at the earliest safe opportunity.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add snailsploit/claude-red/offensive-anti-forensics@sha256:000f9269cf32fde3

The line at the top of this page pins the label git:20260825.8cffe5d, 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_4geu4d6aacn7m66p.svg)](https://markdownregistry.com/a/art_4geu4d6aacn7m66p)

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

Versions

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

versioncommittedcommitsizeaudit
git:20260825.8cffe5d latest2026-08-25 8cffe5d 19,476 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 (19476 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

snailsploit/claude-red · 10,442 stars · license MIT · pushed 2026-10-12 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_4geu4d6aacn7m66p
GET https://markdownregistry.com/api/v1/resolve?ref=snailsploit/claude-red/offensive-anti-forensics
GET https://markdownregistry.com/api/v1/blob/000f9269cf32fde3032437dca969b2c7c545c6c5810482c3e6fa6a144da050a3

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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Every file in snailsploit/claude-red

Other files named offensive-anti-forensics

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