lesnuages

Yubikey

Generate signing key

ssh-keygen -t ecdsa-sk -f ~/.ssh/github_lesnuages_sign_sk_usbc -Oapplication=ssh:github_perso_sign -Oresident -C "GitHub account - Signing Key (lesnuages)"

Generate SSH key

lesnuages

# Enable mouse mode
set -g mouse on

# Bindings

bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

lesnuages

package main

import (
	"fmt"
	"strings"
	"time"

	"github.com/andygrunwald/go-jira"
)

lesnuages

# Enable mouse mode
set -g mouse on

# Bindings

bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

lesnuages

function vault-env() {
    source <(vault kv get --format json $1  | jq -r '.data.data| keys[] as $k | "export \($k)=\"\(.[$k])\""')
}

lesnuages

' POC to spawn process with PROCESS_CREATION_MITIGATION_POLICY_BLOCK_NON_MICROSOFT_BINARIES_ALWAYS_ON mitigation enabled
' by @_xpn_
'
' Thanks to https://github.com/itm4n/VBA-RunPE and https://github.com/christophetd/spoofing-office-macro

Const EXTENDED_STARTUPINFO_PRESENT = &H80000
Const HEAP_ZERO_MEMORY = &H8&
Const SW_HIDE = &H0&
Const MAX_PATH = 260
Const PROC_THREAD_ATTRIBUTE_MITIGATION_POLICY = &H20007

lesnuages

FROM mcr.microsoft.com/vscode/devcontainers/go:1.16

ENV PROTOC_VER 3.11.4
ENV PROTOC_GEN_GO_VER 1.3.5

# Base packages
RUN apt-get update --fix-missing && apt-get -y install \
  git build-essential zlib1g zlib1g-dev \
  libxml2 libxml2-dev libxslt-dev locate curl \
  libreadline6-dev libcurl4-openssl-dev git-core \

lesnuages

package main

import (
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
	"os"
)

lesnuages

Kerberos cheatsheet

Bruteforcing

With kerbrute.py:

python kerbrute.py -domain <domain_name> -users <users_file> -passwords <passwords_file> -outputfile <output_file>

With Rubeus version with brute module:

lesnuages

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Debug Server",
            "type": "go",
            "request": "attach",