update readme

This commit is contained in:
2025-08-29 19:05:22 +03:00
parent 409309b9ff
commit 28167f3549

View File

@@ -1,21 +1,21 @@
## Exploit Lab # Exploit Lab
Overview ## Overview
- Lightweight Docker Compose lab for binary analysis/exploitation built on Kali. - Lightweight Docker Compose lab for binary analysis/exploitation built on Kali.
- Provides common tools (gcc, gdb, pwntools, radare2, binwalk, strace, ltrace, etc.) in a non-privileged container with challenge files mounted read-only. - Provides common tools (gcc, gdb, pwntools, radare2, binwalk, strace, ltrace, etc.) in a non-privileged container with challenge files mounted read-only.
Requirements ## Requirements
- Docker Engine and Docker Compose (v2) installed. - Docker Engine and Docker Compose (v2) installed.
- Enough disk space for image build (several hundred MB+). - Enough disk space for image build (several hundred MB+).
- Optional: adjust UID/GID if your host user isn't 1000. - Optional: adjust UID/GID if your host user isn't 1000.
Repository layout (example) ## Repository layout (example)
- docker-compose.yml - docker-compose.yml
- kali/Dockerfile - kali/Dockerfile
- challenge/ ← drop your challenge ZIP/files here (mounted read-only) - challenge/ ← drop your challenge ZIP/files here (mounted read-only)
- README.md - README.md
Quick start ## Quick start
1. Place challenge files in ./challenge 1. Place challenge files in ./challenge
2. Build and start the lab (background): 2. Build and start the lab (background):
``` ```
@@ -34,12 +34,12 @@ Quick start
docker compose down docker compose down
``` ```
Notes about safety & file locations ### Notes about safety & file locations
- Mounted challenge directory is read-only inside the container at /home/kali/challenge. - Mounted challenge directory is read-only inside the container at /home/kali/challenge.
- Writable workspace: the named volume /home/kali/work and /tmp inside the container. - Writable workspace: the named volume /home/kali/work and /tmp inside the container.
- The runtime image is non-privileged and has restricted capabilities (per docker-compose.yml), but it shares the host kernel — for maximal isolation use a disposable VM and document that in your report. - The runtime image is non-privileged and has restricted capabilities (per docker-compose.yml), but it shares the host kernel — for maximal isolation use a disposable VM and document that in your report.
Typical workflow inside container ### Typical workflow inside container
- Inspect files without executing: - Inspect files without executing:
file /home/kali/challenge/app file /home/kali/challenge/app
sha256sum /home/kali/challenge/* sha256sum /home/kali/challenge/*
@@ -49,15 +49,15 @@ Typical workflow inside container
cp -r /home/kali/challenge /home/kali/work/challenge1 cp -r /home/kali/challenge /home/kali/work/challenge1
- Run debugging/reversing tools from the venv-provided PATH (pwntools, etc.) — venv is at /opt/venv and is on PATH in the image. - Run debugging/reversing tools from the venv-provided PATH (pwntools, etc.) — venv is at /opt/venv and is on PATH in the image.
Rebuilding or updating tools ### Rebuilding or updating tools
- After editing the Dockerfile, rebuild: - After editing the Dockerfile, rebuild:
`docker compose build --no-cache` `docker compose build --no-cache`
`docker compose up -d` `docker compose up -d`
Networking ### Networking
- By default runtime network is disabled (network_mode: "none") to reduce risk. If you need network, edit docker-compose.yml and remove or change network_mode, then rebuild. - By default runtime network is disabled (network_mode: "none") to reduce risk. If you need network, edit docker-compose.yml and remove or change network_mode, then rebuild.
Common commands ## Common commands
- Start foreground (logs): `docker compose up --build` - Start foreground (logs): `docker compose up --build`
- Start background: `docker compose up -d` - Start background: `docker compose up -d`
- Exec shell: `docker compose exec exploit-lab /bin/bash` - Exec shell: `docker compose exec exploit-lab /bin/bash`
@@ -66,15 +66,15 @@ Common commands
- Rebuild image: `docker compose build --no-cache` - Rebuild image: `docker compose build --no-cache`
- Stop and remove: `docker compose down` - Stop and remove: `docker compose down`
Troubleshooting ## Troubleshooting
- Build errors about pip/PEP 668: the Dockerfile uses a Python virtualenv (/opt/venv). If you change Python steps, prefer venv over system pip. - Build errors about pip/PEP 668: the Dockerfile uses a Python virtualenv (/opt/venv). If you change Python steps, prefer venv over system pip.
- Malformed Docker config warnings: fix or move ~/.docker/config.json. - Malformed Docker config warnings: fix or move ~/.docker/config.json.
- Missing Dockerfile during build: ensure dockerfile is at the path referenced by docker-compose.yml (build.context and build.dockerfile). - Missing Dockerfile during build: ensure dockerfile is at the path referenced by docker-compose.yml (build.context and build.dockerfile).
Customization tips ## Customization tips
- Change host UID mapping: edit Dockerfile USER_UID/USER_GID or the compose user field to match your host user. - Change host UID mapping: edit Dockerfile USER_UID/USER_GID or the compose user field to match your host user.
- Add/remove tools in kali/Dockerfile apt install list. - Add/remove tools in kali/Dockerfile apt install list.
- If you need angr, add its build deps and install inside the venv (longer build). - If you need angr, add its build deps and install inside the venv (longer build).
License ## License
- MIT - MIT