Merge branch 'main' of github.com:MISP/misp-training
1
build.sh
|
@ -2,7 +2,6 @@
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#
|
||||
|
||||
slidedecks=("0-intro-shorter" "0-misp-introduction-to-information-sharing" "1-misp-usage" "1.2-misp-integration" "1.1-misp-viper-integration" "1.2.1-misp-integration-mail2misp" "2-misp-administration" "3-misp-taxonomy-tagging" "3.1-misp-modules" "3.2-misp-galaxy" "3.3-misp-object-template" "6.0-misp-dashboard" "a.0-contributing" "a.1-devintro" "a.2-pymisp" "a.3-misp-feed" "a.4-best-practices" "a.5-decaying-indicators" "a.5-bis-decaying-indicators-light-version" "a.6-forensic" "a.7-rest-API" "b.1-best-practices-in-threat-intelligence" "a.8-dev-hands-on" "a.9-restsearch-dev" "a.10-galaxy-2.0" "a.11-misp-data-model" "a.a-widget-dev" "b.2-turning-data-into-actionable-intelligence" "b.5-turning-data-into-actionable-intelligence-training" "4-misp-standard" "a.b-cli" "a.c-deployment" "a.12-misp-workflows" "a.12-misp-workflows-short" "a.13-misp-stix" "b.6-automation")
|
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slidedecks=("b.6-automation")
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|
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mkdir output
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mkdir output/handout
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|
|
|
@ -458,7 +458,7 @@
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\begin{itemize}
|
||||
\item \textbf{Simplified} installation based on package managers
|
||||
\item Upstream Docker installer
|
||||
\item OS targerts: \textbf{Ubuntu} and \textbf{RHEL}
|
||||
\item OS targets: \textbf{Ubuntu} and \textbf{RHEL}
|
||||
\end{itemize}
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||||
\end{minipage}%
|
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\begin{minipage}{0.48\textwidth}
|
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|
|
Before Width: | Height: | Size: 97 KiB After Width: | Height: | Size: 77 KiB |
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@ -0,0 +1,2 @@
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|||
#!/bin/bash
|
||||
rm *.aux *.listing *.log *.nav *.out *.snm *.toc *.vrb *.upa
|
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@ -0,0 +1,756 @@
|
|||
% DO NOT COMPILE THIS FILE DIRECTLY!
|
||||
% This is included by the other .tex files.
|
||||
|
||||
\begin{frame}[t,plain]
|
||||
\titlepage
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Example of use-cases}
|
||||
\begin{itemize}
|
||||
\item \textbf{Notification} on specifc actions
|
||||
\begin{itemize}
|
||||
\item New events matching criteria
|
||||
\item New users
|
||||
\item Automated alerts for high-priority IOCs
|
||||
\end{itemize}
|
||||
\item \textbf{Extend} existing MISP behavior
|
||||
\begin{itemize}
|
||||
\item Push data to another system
|
||||
\item Automatic enrichment
|
||||
\item Sanity check to block publishing / sharing
|
||||
\item Curation pipelines
|
||||
\end{itemize}
|
||||
\item \textbf{Hook} capabilities
|
||||
\begin{itemize}
|
||||
\item Assign tasks and notify incident response team members
|
||||
\end{itemize}
|
||||
\item ...
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
% \section{Workflow - Fundamentals}
|
||||
\begin{frame}
|
||||
\frametitle{
|
||||
\huge
|
||||
Workflow - Fundamentals
|
||||
\vspace{1em}
|
||||
}
|
||||
\textbf{Objective:} Start with the foundation to understand the basics
|
||||
\begin{center}
|
||||
\includegraphics[width=0.07\linewidth]{pictures/fundation}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Triggers}
|
||||
Currently 11 triggers can be hooked. 3 being \includegraphics[width=36px]{pictures/blocking-workflow.png}.
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/triggers.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Logic modules / Conditions}
|
||||
\vspace*{0.25em}
|
||||
\includegraphics[width=70px]{pictures/sc-condition.png}
|
||||
\vspace*{0.25em}
|
||||
{\Large \faIcon{question-circle}} \textbf{Logic modules} allow to redirect the execution flow
|
||||
\begin{itemize}
|
||||
% \colorbox{red!100}{\textcolor{white}{\texttt{tlp:red}}}
|
||||
\item A MISP Event is tagged with \texttt{tlp:red}
|
||||
\item The distribution of an Attribute is a sharing group
|
||||
\item The creator organisation is \texttt{circl.lu}
|
||||
\item Or any other \textbf{generic} conditions
|
||||
\end{itemize}
|
||||
|
||||
\vspace*{0.5em}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.43\textwidth]{pictures/logic-module.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Actions modules}
|
||||
\vspace*{0.25em}
|
||||
\includegraphics[width=60px]{pictures/sc-action.png}
|
||||
\vspace*{0.25em}
|
||||
{\Large \faIcon{question-circle}} \textbf{Action modules} allow to executes operations
|
||||
\begin{itemize}
|
||||
\item Send an email notification
|
||||
\item Perform enrichments
|
||||
\item Send a chat message on MS Teams
|
||||
\item Attach a local tag
|
||||
\item ...
|
||||
\end{itemize}
|
||||
|
||||
\vspace*{0.5em}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.43\textwidth]{pictures/action-module.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{What is a MISP Workflow?}
|
||||
\begin{itemize}
|
||||
\item Sequence of all nodes to be executed in a specific order
|
||||
\item Workflows can be enabled / disabled
|
||||
\item A Workflow is associated to \textbf{1-and-only-1 trigger}
|
||||
\end{itemize}
|
||||
\vspace*{0.5em}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/simple-workflow.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Sources of Workflow modules}
|
||||
{\large Built-in \textbf{default} modules}
|
||||
\begin{itemize}
|
||||
\item Part of the MISP codebase
|
||||
\item Ready to use once enabled
|
||||
\end{itemize}
|
||||
\vspace{1em}
|
||||
{\large User-defined \textbf{custom} modules}
|
||||
\vspace{0.5em}
|
||||
\begin{columns}[t]
|
||||
\begin{column}{0.5\textwidth}
|
||||
\underline{Written in PHP}
|
||||
\begin{itemize}
|
||||
\item Extend existing modules
|
||||
\item MISP code reuse
|
||||
\end{itemize}
|
||||
\end{column}
|
||||
\begin{column}{0.5\textwidth}
|
||||
\underline{Written in Python}
|
||||
\begin{itemize}
|
||||
\item Can rely on extensive python libraries
|
||||
\item Easier to write
|
||||
\item Rely on the \textbf{enrichment service} \includegraphics[width=0.12\linewidth]{pictures/misp-module-icon.png}
|
||||
\end{itemize}
|
||||
\end{column}
|
||||
\end{columns}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Demo by examples}
|
||||
\begin{enumerate}
|
||||
\item[WF-1.] Send an email to \textbf{all admins} when a new event has been pulled
|
||||
\vspace*{2em}
|
||||
\item[WF-2.] Block queries on 3rd party services when \textbf{tlp:red} or \textbf{PAP:red}
|
||||
\begin{itemize}
|
||||
\item \textbf{tlp:red}: For the eyes and ears of individual recipients only
|
||||
\item \textbf{PAP:RED}: Only passive actions that are not detectable from the outside
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Demo WF-1: Send an email to \textbf{all admins} when a new event has been pulled}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/demo-wf1.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Demo WF-2: Block queries on 3rd party services when \textbf{tlp:red} or \textbf{PAP:red}}
|
||||
\begin{itemize}
|
||||
\small
|
||||
\item \textbf{tlp:red}: For the eyes and ears of individual recipients only
|
||||
\item \textbf{PAP:RED}: Only passive actions that are not detectable from the outside
|
||||
\end{itemize}
|
||||
\vspace*{1em}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/demo-wf2.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Creating a workflow with the editor}
|
||||
\begin{enumerate}
|
||||
\item \underline{Prevent} event publication \texttt{\bf \large if tlp:red} tag
|
||||
\begin{itemize}
|
||||
\item \underline{Send a mail} to \texttt{\scriptsize admin@admin.test} about potential data leak
|
||||
\end{itemize}
|
||||
\item \texttt{\bf \large else}, \underline{send a notification} on Mattermost
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
% \section{Considerations when working with workflows}
|
||||
\begin{frame}
|
||||
\frametitle{
|
||||
\huge
|
||||
Considerations when working with workflows
|
||||
\vspace{1em}
|
||||
}
|
||||
\textbf{Objective:} Overview of some common pitfalls
|
||||
\begin{center}
|
||||
\includegraphics[width=24px]{pictures/radar.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Working with the editor - Operations not allowed}
|
||||
Execution loop are not authorized
|
||||
\vspace*{1em}
|
||||
\begin{columns}
|
||||
\begin{column}{0.7\textwidth}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/editor-not-allowed-1.png}}
|
||||
\end{column}
|
||||
\begin{column}{0.3\textwidth}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/infinite-loop.jpg}}
|
||||
\end{column}
|
||||
\end{columns}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Recursive workflows}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/recursive-workflow.png}}
|
||||
\danger Recursion: If an action re-run the workflow
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Working with the editor - Operations not allowed}
|
||||
Multiple connections from the same output
|
||||
\vspace*{1em}
|
||||
\begin{columns}
|
||||
\begin{column}{0.7\textwidth}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/editor-not-allowed-2.png}}
|
||||
\end{column}
|
||||
\begin{column}{0.3\textwidth}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/two-paths.jpeg}}
|
||||
\end{column}
|
||||
\end{columns}
|
||||
\begin{itemize}
|
||||
\item Execution order not guaranted
|
||||
\item Confusing for users
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\section{New recent features}
|
||||
\begin{frame}
|
||||
\frametitle{New recent features I}
|
||||
\begin{itemize}
|
||||
\item New action modules \& improvements
|
||||
\begin{itemize}
|
||||
\item \texttt{Assign country}
|
||||
\item \texttt{Attach warninglist}
|
||||
\item \texttt{Attribute operations}
|
||||
\item \texttt{Tag replacements}
|
||||
\item \texttt{Webhook}, $\cdots$
|
||||
\end{itemize}
|
||||
\item New logic modules \& improvements
|
||||
\begin{itemize}
|
||||
\item \texttt{Filter :: Generic}
|
||||
\item \texttt{Filter :: Remove}
|
||||
\item \texttt{IF :: *}
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{New recent features I}
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/new-modules.png}}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{New recent features II}
|
||||
$\sim 12$ New blueprints for IoC curation
|
||||
\frame{\includegraphics[width=1.0\linewidth]{pictures/curation-google-safe-browsing.png}}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{New recent features III}
|
||||
\begin{itemize}
|
||||
\item UI improvements
|
||||
\begin{itemize}
|
||||
\item Frame to annotate and group modules
|
||||
\item More documentation (Format, Jinja2 syntax)
|
||||
\item Collapsible sidebar and quick node insert
|
||||
\item Hash path picker
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=0.7\linewidth]{pictures/frames.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\section{Advanced usage}
|
||||
\begin{frame}
|
||||
\frametitle{
|
||||
\huge
|
||||
Advanced usage
|
||||
\vspace{1em}
|
||||
}
|
||||
\textbf{Objective:}
|
||||
\begin{itemize}
|
||||
\item Blocking workflows
|
||||
\item Blueprints
|
||||
\item Filtering
|
||||
\item Data format
|
||||
\item Debugging
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Blocking and non-blocking}
|
||||
Two types of workflows:
|
||||
\vspace{0.5em}
|
||||
\begin{itemize}
|
||||
\item[] \hspace*{-2em}\includegraphics[valign=m,width=48px]{pictures/blocking-workflow.png} Workflows
|
||||
\begin{itemize}
|
||||
\item Can prevent / block the original event to happen
|
||||
\item If a \textbf{blocking module}\includegraphics[valign=b,width=12px]{pictures/blocking-module.png} blocks the action
|
||||
\item \texttt{event-publish}, \texttt{event-before-save}, \texttt{enrichment-before-query}, $\cdots$
|
||||
\end{itemize}
|
||||
\vspace{0.5em}
|
||||
\item[] \hspace*{-2em}\includegraphics[valign=b,width=56px]{pictures/non-blocking-workflow.png} Workflows execution outcome has no impact
|
||||
\begin{itemize}
|
||||
\item No way to prevent something that happened in the past
|
||||
\item \texttt{event-after-save}, \texttt{attribute-after-save} \texttt{log-after-save}, $\cdots$
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Logic module: Concurrent Task}
|
||||
\begin{itemize}
|
||||
\item Logic module allowing \textbf{multiple output} connections
|
||||
\item \textbf{Postpone the execution} for remaining modules
|
||||
\item Convert \includegraphics[valign=b,width=44px]{pictures/blocking-workflow.png} \faIcon{long-arrow-alt-right} \includegraphics[valign=b,width=56px]{pictures/non-blocking-workflow.png}
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=0.5\linewidth]{pictures/module-concurrent.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Workflow blueprints}
|
||||
\begin{enumerate}
|
||||
\item Blueprints allow to \textbf{re-use parts} of a workflow in another one
|
||||
\item Blueprints can be saved, exported and \textbf{shared}
|
||||
\end{enumerate}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.5\linewidth]{pictures/blueprint-debugging.png}
|
||||
\end{center}
|
||||
Blueprints sources: \texttt{\scriptsize MISP/misp-workflow-blueprints} repository\footnote{\scriptsize https://github.com/MISP/misp-workflow-blueprints}
|
||||
\begin{itemize}
|
||||
\small
|
||||
\item Block actions if any attributes have the \texttt{PAP:RED} or \texttt{tlp:red} tag
|
||||
\item Curation pipeline
|
||||
\item Enrich data from 3rd-party
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\section{Filtering}
|
||||
\begin{frame}
|
||||
\frametitle{Fitlering data on which to apply a module}
|
||||
What is the outcome of executing this workflow?
|
||||
\begin{center}
|
||||
\includegraphics[width=1.0\textwidth]{pictures/remove-ids-1.png}
|
||||
\end{center}
|
||||
\pause
|
||||
\vspace{1em}
|
||||
All Attributes get their \texttt{to\_ids} turned off.\\
|
||||
\vspace{1em}
|
||||
How could we force that action only on Attribute of type \texttt{comment}?
|
||||
\begin{center}
|
||||
$\rightarrow$ Hash path filtering!
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Fitlering data on which to apply a module}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.5\textwidth]{pictures/remove-ids-3.png}
|
||||
\end{center}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.9\textwidth]{pictures/remove-ids-2.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Fitlering data on which to apply a module}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.5\textwidth]{pictures/remove-ids-3.png}
|
||||
\end{center}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.9\textwidth]{pictures/remove-ids-2-details.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Fitlering data on which to apply a module}
|
||||
\Wider{\includegraphics[width=1.01\textwidth]{pictures/filtering-diagram}}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Fitlering data on which to apply on multiple modules}
|
||||
New feature as of \textbf{v2.4.171} allows setting filters on a path.
|
||||
\begin{center}
|
||||
\includegraphics[width=1.0\textwidth]{pictures/remove-ids-generic.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Data format in Workflows}
|
||||
\begin{itemize}
|
||||
\item In most cases, the format is the \textbf{MISP Core format}
|
||||
\begin{itemize}
|
||||
\item Attributes are \textbf{always encapsulated} in the Event or Object
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.9\linewidth]{pictures/misp-core-format.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Example}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"uuid": ...
|
||||
"timestamp": ...
|
||||
"distribution": 1,
|
||||
"published": false,
|
||||
"Attribute": [
|
||||
{
|
||||
"type": "ip-src",
|
||||
"value": "8.8.8.8", ...
|
||||
},
|
||||
{
|
||||
"type": "domain",
|
||||
"value": "misp-project.org", ...
|
||||
}
|
||||
],
|
||||
...
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\item Access Event distribution
|
||||
\begin{itemize}
|
||||
\item \texttt{Event.distribution}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (1)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"uuid": ...
|
||||
"distribution": 1,
|
||||
"published": false,
|
||||
"Attribute": [
|
||||
{
|
||||
"type": "ip-src",
|
||||
"value": "8.8.8.8", ...
|
||||
},
|
||||
{
|
||||
"type": "domain",
|
||||
"value": "misp-project.org", ...
|
||||
}
|
||||
],
|
||||
...
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{1}
|
||||
\item Access Event published state
|
||||
\pause
|
||||
\begin{itemize}
|
||||
\item \texttt{Event.published}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (2)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"uuid": ...
|
||||
"distribution": 1,
|
||||
"published": false,
|
||||
"Attribute": [
|
||||
{
|
||||
"type": "ip-src",
|
||||
"value": "8.8.8.8", ...
|
||||
},
|
||||
{
|
||||
"type": "domain",
|
||||
"value": "misp-project.org", ...
|
||||
}
|
||||
],
|
||||
...
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{2}
|
||||
\item Access all Attribute types
|
||||
\begin{itemize}
|
||||
\item Hint: Use \texttt{\bf \{n\}} to loop
|
||||
\pause
|
||||
\item \texttt{Event.Attribute.\{n\}.type}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (3)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"Attribute": [
|
||||
{
|
||||
"type": "ip-src",
|
||||
"value": "8.8.8.8",
|
||||
"Tag": [
|
||||
{
|
||||
"name": "PAP:AMBER", ...
|
||||
}
|
||||
], ...
|
||||
}
|
||||
],
|
||||
...
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{2}
|
||||
\item Access all Tags attached to Attributes
|
||||
\pause
|
||||
\begin{itemize}
|
||||
\item \texttt{Event.Attribute.\{n\}.Tag.\{n\}.name}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (4)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"Tag": [
|
||||
{
|
||||
"name": "tlp:green", ...
|
||||
}
|
||||
], ...
|
||||
"Attribute": [
|
||||
{
|
||||
"value": "8.8.8.8",
|
||||
"Tag": [
|
||||
{
|
||||
"name": "PAP:AMBER", ...
|
||||
}
|
||||
], ...
|
||||
}
|
||||
],
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{3}
|
||||
\item Access all Tags attached to Attributes and from the Event
|
||||
\begin{itemize}
|
||||
\item Hint: Use \texttt{\bf \_allTags} to access {\bf all} tags
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (4)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"Tag": [
|
||||
{
|
||||
"name": "tlp:green", ...
|
||||
}
|
||||
], ...
|
||||
"Attribute": [
|
||||
{
|
||||
"value": "8.8.8.8",
|
||||
"Tag": [
|
||||
{
|
||||
"name": "PAP:AMBER", ...
|
||||
}
|
||||
], ...
|
||||
}
|
||||
],
|
||||
}
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{3}
|
||||
\item Access all Tags attached to Attributes and from the Event
|
||||
\begin{itemize}
|
||||
\item \texttt{Event.Attribute.\{n\}.\_allTags.\{n\}.name}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Hash path filtering - Exercise (4)}
|
||||
|
||||
\begin{lstlisting}[language=javascript,firstnumber=1]
|
||||
{
|
||||
"Event": {
|
||||
"Tag": [...],
|
||||
"Attribute": [
|
||||
{
|
||||
"value": "8.8.8.8",
|
||||
"_allTags": [
|
||||
{
|
||||
"name": "tlp:green",
|
||||
"inherited": true, ...
|
||||
},
|
||||
{
|
||||
"name": "PAP:AMBER",
|
||||
"inherited": false, ...
|
||||
}
|
||||
],
|
||||
}
|
||||
...
|
||||
}
|
||||
\end{lstlisting}
|
||||
\begin{enumerate}
|
||||
\setcounter{enumi}{3}
|
||||
\item Access all Tags attached to Attributes and from the Event
|
||||
\begin{itemize}
|
||||
\item \texttt{Event.Attribute.\{n\}.\_allTags.\{n\}.name}
|
||||
\end{itemize}
|
||||
\end{enumerate}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Data format in Workflows}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.7\linewidth]{pictures/workflow-trigger.png}
|
||||
\end{center}
|
||||
\begin{itemize}
|
||||
\item In most cases, the format is the \textbf{MISP Core format}
|
||||
\begin{itemize}
|
||||
\item Attributes are \textbf{always encapsulated} in the Event or Object
|
||||
\end{itemize}
|
||||
\item The MISP Core format has \textbf{additional properties}
|
||||
\begin{itemize}
|
||||
\item Additional key \textbf{\texttt{\_AttributeFlattened}}
|
||||
\item Additional key \textbf{\texttt{\_allTags}}
|
||||
\item Additional key \textbf{\texttt{inherited}} for Tags
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\section{Debugging}
|
||||
\begin{frame}
|
||||
\frametitle{Debugging Workflows: Log Entries}
|
||||
\begin{itemize}
|
||||
\item Workflow execution is logged in the application logs:
|
||||
\begin{itemize}
|
||||
\item \texttt{/admin/logs/index}
|
||||
\item \faIcon{exclamation-triangle} Might be phased out as its too verbose
|
||||
\end{itemize}
|
||||
\item Or stored on disk in the following file:
|
||||
\begin{itemize}
|
||||
\item \texttt{/app/tmp/logs/workflow-execution.log}
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\includegraphics[width=1.0\linewidth]{pictures/workflow-debug.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Debugging Workflows: Debug mode}
|
||||
\begin{itemize}
|
||||
\item The \includegraphics[width=70px]{pictures/debug-mode.png} can be turned on for each workflows
|
||||
\item Each nodes will send data to the provided URL
|
||||
\begin{itemize}
|
||||
\item Configure the setting: \texttt{Plugin.Workflow\_debug\_url}
|
||||
\end{itemize}
|
||||
\item Result can be visualized in
|
||||
\begin{itemize}
|
||||
\item \textbf{offline}: \texttt{tools/misp-workflows/webhook-listener.py}
|
||||
\item \textbf{online}: \url{requestbin.com} or similar websites
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\includegraphics[width=0.6\linewidth]{pictures/request-bin.png}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Debugging modules: Re-running workflows}
|
||||
\begin{itemize}
|
||||
\item Try workflows with custom input
|
||||
\item Re-run workflows to ease debugging
|
||||
\end{itemize}
|
||||
\begin{center}
|
||||
\frame{\includegraphics[width=0.55\linewidth]{pictures/running-workflows.png}}
|
||||
\end{center}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Debugging options}
|
||||
\begin{itemize}
|
||||
\item Workflow \textbf{execution and outcome}
|
||||
\item Individual module \textbf{execution and outcome}
|
||||
\item \textbf{Live} workflow debugging with module inspection
|
||||
\item \textbf{Re-running/testing} workflows with custom data
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Should I migrate to MISP Workflows}
|
||||
I have automation in place using the API/ZMQ. Should I move to Workflows?
|
||||
\vspace{1em}
|
||||
\begin{itemize}
|
||||
\item I have a curation pipeline using the API, should I port it to workflows?
|
||||
\begin{itemize}
|
||||
\item \textbf{No} in general, but WF can be used to start the curation process or perform simple pre-processing
|
||||
\end{itemize}
|
||||
\item What if I want to \textbf{block} some actions
|
||||
\begin{itemize}
|
||||
\item Put the blocking logic in the WF, keep the remaining outside
|
||||
\end{itemize}
|
||||
\item Bottom line is \textbf{Keep it simple} for you to maintain
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Future works}
|
||||
\begin{itemize}
|
||||
\item More action modules \includegraphics[width=12px]{pictures/sc-action-icon.png}
|
||||
\item More logic modules \includegraphics[width=12px]{pictures/sc-condition-icon.png}
|
||||
\item More triggers \includegraphics[width=12px]{pictures/sc-event-icon.png}
|
||||
\item Recursion prevention system
|
||||
\item Improvement for logging
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}
|
||||
\frametitle{Final words}
|
||||
\begin{itemize}
|
||||
\item Designed to \textbf{quickly} and \textbf{cheaply} integrate MISP in CTI pipelines
|
||||
\item Waiting for feedback!
|
||||
\begin{itemize}
|
||||
\item New triggers?
|
||||
\item New modules?
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
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