HELK/helk-sigma/Dockerfile

49 lines
1.5 KiB
Docker

# HELK script: HELK Enrichments Dockerfile
# HELK build version: 0.9 (ALPHA)
# Author: Thomas Patzke
# License: BSD 3-Clause
# References:
# https://github.com/Neo23x0/sigma
FROM cyb3rward0g/helk-base:0.0.1
LABEL maintainer="Thomas Patzke"
LABEL description="Dockerfile for Sigma integration"
ENV DEBIAN_FRONTEND noninteractive
# *********** Installing Prerequisites ***************
# -qq : No output except for errors
RUN apt-get update -qq \
&& apt-get install -qqy \
python3-pip \
unzip \
git \
jq
# *********** Upgrading PIP ***************
RUN pip3 install --upgrade pip
# *********** Creating directories ***************
RUN bash -c 'mkdir -pv /opt/sigma/{scripts,sigma}'
# *********** Adding entrypoint script to Container ***************
ADD scripts/sigma-entrypoint.sh /opt/sigma/scripts/
RUN chmod +x /opt/sigma/scripts/sigma-entrypoint.sh
# *********** Adding Sigma updater script to Container ***************
ADD scripts/update-sigma.sh /opt/sigma/scripts/
RUN chmod +x /opt/sigma/scripts/update-sigma.sh
# *********** Creating Cron Job to run Sigma script every monday at 8:00 AM and update the Sigma queries *************
RUN cronjob="0 8 * * 1 /opt/sigma/scripts/update-sigma.sh" \
&& (crontab -l; echo "$cronjob") | crontab
# *********** Pulling Sigma Git Repository and install Python dependencies *************
RUN git clone https://github.com/Neo23x0/sigma.git /opt/sigma/sigma
RUN pip3 install -r /opt/sigma/sigma/tools/requirements.txt
# *********** RUN HELK ***************
WORKDIR "/opt/sigma/scripts/"
ENTRYPOINT ["./sigma-entrypoint.sh"]