425 lines
16 KiB
Bash
Executable File
425 lines
16 KiB
Bash
Executable File
#!/bin/bash
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set -e
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# This is the ODROID-W-DEVKIT Kali ARM build script - http://www.kali.org/downloads
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# A trusted Kali Linux image created by Offensive Security - http://www.offensive-security.com
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root"
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exit 1
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fi
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if [[ $# -eq 0 ]] ; then
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echo "Please pass version number, e.g. $0 2.0"
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exit 0
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fi
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basedir=`pwd`/odroid-w-devkit-$1
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# Custom hostname variable
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hostname=${2:-kali}
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# Custom image file name variable - MUST NOT include .img at the end.
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imagename=${3:-kali-linux-$1-owdk}
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# Size of image in megabytes (Default is 7000=7GB)
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size=7000
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# Suite to use.
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# Valid options are:
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# kali-rolling, kali-dev, kali-bleeding-edge, kali-dev-only, kali-experimental, kali-last-snapshot
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# A release is done against kali-last-snapshot, but if you're building your own, you'll probably want to build
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# kali-rolling.
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suite=kali-rolling
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# Generate a random machine name to be used.
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machine=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 16 | head -n 1)
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# Package installations for various sections.
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# This will build a minimal XFCE Kali system with the top 10 tools.
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# This is the section to edit if you would like to add more packages.
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# See http://www.kali.org/new/kali-linux-metapackages/ for meta packages you can
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# use. You can also install packages, using just the package name, but keep in
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# mind that not all packages work on ARM! If you specify one of those, the
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# script will throw an error, but will still continue on, and create an unusable
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# image, keep that in mind.
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arm="abootimg cgpt fake-hwclock ntpdate u-boot-tools vboot-utils vboot-kernel-utils"
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base="apt-utils kali-defaults e2fsprogs ifupdown initramfs-tools kali-defaults kali-menu parted sudo usbutils firmware-linux firmware-atheros firmware-libertas firmware-realtek"
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desktop="kali-menu fonts-croscore fonts-crosextra-caladea fonts-crosextra-carlito kali-desktop-xfce kali-root-login lightdm network-manager network-manager-gnome xfce4 xserver-xorg-video-fbdev"
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tools="aircrack-ng ethtool hydra john libnfc-bin mfoc nmap passing-the-hash sqlmap usbutils winexe wireshark"
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services="apache2 openssh-server"
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extras="firefox-esr xfce4-terminal wpasupplicant"
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size=14000 # Size of image in megabytes
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packages="${arm} ${base} ${services}"
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architecture="armel"
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# If you have your own preferred mirrors, set them here.
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# After generating the rootfs, we set the sources.list to the default settings.
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mirror=http.kali.org
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# Check to ensure that the architecture is set to ARMEL since the ODWK is the
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# only board that is armel.
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if [[ ${architecture} != "armel" ]] ; then
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echo "The ODROID-W cannot run the Debian armhf binaries"
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exit 0
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fi
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# Set this to use an http proxy, like apt-cacher-ng, and uncomment further down
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# to unset it.
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#export http_proxy="http://localhost:3142/"
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mkdir -p "${basedir}"
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cd "${basedir}"
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# create the rootfs - not much to modify here, except maybe throw in some more packages if you want.
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debootstrap --foreign --keyring=/usr/share/keyrings/kali-archive-keyring.gpg --include=kali-archive-keyring --arch ${architecture} ${suite} kali-${architecture} http://${mirror}/kali
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cp /usr/bin/qemu-arm-static kali-${architecture}/usr/bin/
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /debootstrap/debootstrap --second-stage
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mkdir -p kali-${architecture}/etc/apt/
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cat << EOF > kali-${architecture}/etc/apt/sources.list
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deb http://${mirror}/kali ${suite} main contrib non-free
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EOF
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# Set hostname
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echo "${hostname}" > kali-${architecture}/etc/hostname
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# So X doesn't complain, we add $hostname to hosts
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cat << EOF > kali-${architecture}/etc/hosts
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127.0.0.1 ${hostname} localhost
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::1 localhost ip6-localhost ip6-loopback
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fe00::0 ip6-localnet
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ff00::0 ip6-mcastprefix
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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EOF
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mkdir -p kali-${architecture}/etc/network/
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cat << EOF > kali-${architecture}/etc/network/interfaces
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auto lo
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iface lo inet loopback
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auto eth0
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iface eth0 inet dhcp
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EOF
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cat << EOF > kali-${architecture}/etc/resolv.conf
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nameserver 8.8.8.8
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EOF
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export MALLOC_CHECK_=0 # workaround for LP: #520465
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export LC_ALL=C
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export DEBIAN_FRONTEND=noninteractive
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#mount -t proc proc kali-$architecture/proc
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#mount -o bind /dev/ kali-$architecture/dev/
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#mount -o bind /dev/pts kali-$architecture/dev/pts
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cat << EOF > kali-${architecture}/debconf.set
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console-common console-data/keymap/policy select Select keymap from full list
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console-common console-data/keymap/full select en-latin1-nodeadkeys
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EOF
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mkdir -p kali-${architecture}/usr/lib/systemd/system/
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cat << 'EOF' > kali-${architecture}/usr/lib/systemd/system/regenerate_ssh_host_keys.service
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[Unit]
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Description=Regenerate SSH host keys
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Before=ssh.service
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[Service]
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Type=oneshot
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ExecStartPre=-/bin/dd if=/dev/hwrng of=/dev/urandom count=1 bs=4096
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ExecStartPre=-/bin/sh -c "/bin/rm -f -v /etc/ssh/ssh_host_*_key*"
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ExecStart=/usr/bin/ssh-keygen -A -v
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ExecStartPost=/bin/sh -c "for i in /etc/ssh/ssh_host_*_key*; do actualsize=$(wc -c <\"$i\") ;if [ $actualsize -eq 0 ]; then echo size is 0 bytes ; exit 1 ; fi ; done ; /bin/systemctl disable regenerate_ssh_host_keys"
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[Install]
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WantedBy=multi-user.target
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EOF
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chmod 644 kali-${architecture}/usr/lib/systemd/system/regenerate_ssh_host_keys.service
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cat << EOF > kali-${architecture}/usr/lib/systemd/system/smi-hack.service
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[Unit]
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Description=shared-mime-info update hack
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Before=regenerate_ssh_host_keys.service
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[Service]
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Type=oneshot
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Environment=DEBIAN_FRONTEND=noninteractive
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ExecStart=/bin/sh -c "rm -rf /etc/ssl/certs/*.pem && dpkg -i /root/*.deb"
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ExecStart=/bin/sh -c "dpkg-reconfigure shared-mime-info"
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ExecStart=/bin/sh -c "dpkg-reconfigure xfonts-base"
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ExecStart=/bin/sh -c "rm -f /root/*.deb"
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ExecStartPost=/bin/systemctl disable smi-hack
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[Install]
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WantedBy=multi-user.target
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EOF
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chmod 644 kali-${architecture}/usr/lib/systemd/system/smi-hack.service
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cat << EOF > kali-${architecture}/third-stage
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#!/bin/bash
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set -e
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dpkg-divert --add --local --divert /usr/sbin/invoke-rc.d.chroot --rename /usr/sbin/invoke-rc.d
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cp /bin/true /usr/sbin/invoke-rc.d
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echo -e "#!/bin/sh\nexit 101" > /usr/sbin/policy-rc.d
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chmod 755 /usr/sbin/policy-rc.d
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apt-get update
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apt-get --yes --allow-change-held-packages install locales-all
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debconf-set-selections /debconf.set
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rm -f /debconf.set
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apt-get update
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apt-get -y install git-core binutils ca-certificates initramfs-tools u-boot-tools
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apt-get -y install locales console-common less nano git
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# Create kali user with kali password... but first, we need to manually make some groups because they don't yet exist...
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# This mirrors what we have on a pre-installed VM, until the script works properly to allow end users to set up their own... user.
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# However we leave off floppy, because who a) still uses them, and b) attaches them to an SBC!?
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# And since a lot of these have serial devices of some sort, dialout is added as well.
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# scanner, lpadmin and bluetooth have to be added manually because they don't
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# yet exist in /etc/group at this point.
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groupadd -r -g 118 bluetooth
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groupadd -r -g 113 lpadmin
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groupadd -r -g 122 scanner
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groupadd -g 1000 kali
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useradd -m -u 1000 -g 1000 -G sudo,audio,bluetooth,cdrom,dialout,dip,lpadmin,netdev,plugdev,scanner,video,kali -s /bin/bash kali
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echo "kali:kali" | chpasswd
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export DEBIAN_FRONTEND=noninteractive
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# This looks weird, but we do it twice because every so often, there's a failure to download from the mirror
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# So to workaround it, we attempt to install them twice.
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew install ${packages} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew install ${packages} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew install ${desktop} ${extras} ${tools} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew install ${desktop} ${extras} ${tools} || apt-get --yes --fix-broken install
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew dist-upgrade
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apt-get --yes --allow-change-held-packages -o dpkg::options::=--force-confnew autoremove
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sed -i -e 's/^#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
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# Regenerated the shared-mime-info database on the first boot
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# since it fails to do so properly in a chroot.
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systemctl enable smi-hack
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# Generate SSH host keys on first run
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systemctl enable regenerate_ssh_host_keys
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systemctl enable ssh
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# Copy bashrc
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cp /etc/skel/.bashrc /root/.bashrc
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cd /root
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apt download ca-certificates
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apt download libgdk-pixbuf2.0-0
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apt download fontconfig
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rm -f /usr/sbin/policy-rc.d
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rm -f /usr/sbin/invoke-rc.d
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dpkg-divert --remove --rename /usr/sbin/invoke-rc.d
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rm -f /third-stage
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EOF
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chmod 755 kali-${architecture}/third-stage
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /third-stage
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cat << EOF > kali-${architecture}/cleanup
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#!/bin/bash
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rm -rf /root/.bash_history
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apt-get update
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apt-get clean
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rm -f /0
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rm -f /hs_err*
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rm -f cleanup
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rm -f /usr/bin/qemu*
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EOF
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chmod 755 kali-${architecture}/cleanup
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LANG=C systemd-nspawn -M ${machine} -D kali-${architecture} /cleanup
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#umount kali-$architecture/proc/sys/fs/binfmt_misc
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#umount kali-$architecture/dev/pts
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#umount kali-$architecture/dev/
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#umount kali-$architecture/proc
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# Enable login over serial
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echo "T0:23:respawn:/sbin/agetty -L ttyAMA0 115200 vt100" >> "${basedir}"/kali-${architecture}/etc/inittab
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cat << EOF > "${basedir}"/kali-${architecture}/etc/apt/sources.list
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deb http://http.kali.org/kali kali-rolling main non-free contrib
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deb-src http://http.kali.org/kali kali-rolling main non-free contrib
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EOF
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# Uncomment this if you use apt-cacher-ng otherwise git clones will fail.
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#unset http_proxy
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# Kernel section. If you want to use a custom kernel, or configuration, replace
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# them in this section.
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git clone --depth 1 https://github.com/raspberrypi/linux -b rpi-4.1.y "${basedir}"/kali-${architecture}/usr/src/kernel
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git clone --depth 1 https://github.com/raspberrypi/tools "${basedir}"/tools
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cd "${basedir}"/kali-${architecture}/usr/src/kernel
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git rev-parse HEAD > "${basedir}"/kali-${architecture}/usr/src/kernel-at-commit
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patch -p1 --no-backup-if-mismatch < "${basedir}"/../patches/kali-wifi-injection-4.1.patch
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touch .scmversion
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export ARCH=arm
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export CROSS_COMPILE="${basedir}"/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/arm-linux-gnueabihf-
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cp "${basedir}"/../kernel-configs/rpi-4.1.config .config
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cp "${basedir}"/../kernel-configs/rpi-4.1.config "${basedir}"/kali-${architecture}/usr/src/rpi-4.1.config
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make -j $(grep -c processor /proc/cpuinfo)
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make modules_install INSTALL_MOD_PATH="${basedir}"/kali-${architecture}
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git clone --depth 1 https://github.com/raspberrypi/firmware.git rpi-firmware
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cp -rf rpi-firmware/boot/* "${basedir}"/kali-${architecture}/boot/
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rm -rf rpi-firmware
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cd "${basedir}"/kali-${architecture}/usr/src/kernel
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cp arch/arm/boot/zImage "${basedir}"/kali-${architecture}/boot/kernel.img
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mkdir -p "${basedir}"/kali-${architecture}/boot/overlays/
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cp arch/arm/boot/dts/bcm*.dtb "${basedir}"/kali-${architecture}/boot/
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cp arch/arm/boot/dts/overlays/*overlay*.dtb "${basedir}"/kali-${architecture}/boot/overlays/
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make mrproper
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cp ../rpi-4.1.config .config
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cd "${basedir}"
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# Fix up the symlink for building external modules
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# kernver is used so we don't need to keep track of what the current compiled
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# version is
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kernver=$(ls "${basedir}"/kali-${architecture}/lib/modules/)
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cd "${basedir}"/kali-${architecture}/lib/modules/${kernver}
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rm build
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rm source
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ln -s /usr/src/kernel build
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ln -s /usr/src/kernel source
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cd "${basedir}"
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# Create cmdline.txt file
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cat << EOF > "${basedir}"/kali-${architecture}/boot/cmdline.txt
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dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 elevator=deadline root=/dev/mmcblk0p2 rootfstype=ext3 rootwait fbcon=map:10 net.ifnames=0 rw
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EOF
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# Create config.txt file
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cat << EOF > "${basedir}"/kali-${architecture}/boot/config.txt
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# uncomment if you get no picture on HDMI for a default "safe" mode
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#hdmi_safe=1
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# uncomment this if your display has a black border of unused pixels visible
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# and your display can output without overscan
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#disable_overscan=1
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# uncomment the following to adjust overscan. Use positive numbers if console
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# goes off screen, and negative if there is too much border
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#overscan_left=16
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#overscan_right=16
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#overscan_top=16
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#overscan_bottom=16
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# uncomment to force a console size. By default it will be display's size minus
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# overscan.
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#framebuffer_width=1280
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#framebuffer_height=720
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# uncomment if hdmi display is not detected and composite is being output
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#hdmi_force_hotplug=1
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# uncomment to force a specific HDMI mode (this will force VGA)
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#hdmi_group=1
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#hdmi_mode=1
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# uncomment to force a HDMI mode rather than DVI. This can make audio work in
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# DMT (computer monitor) modes
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#hdmi_drive=2
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# uncomment to increase signal to HDMI, if you have interference, blanking, or
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# no display
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#config_hdmi_boost=4
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# uncomment for composite PAL
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#sdtv_mode=2
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#uncomment to overclock the arm. 700 MHz is the default.
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#arm_freq=800
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# for more options see http://elinux.org/RPi_config.txt
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# Use fbtft_device instead of a DT overlay
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dtparam=spi=on
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EOF
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# Create /etc/modules based on ODROID-W
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cat << EOF > "${basedir}"/kali-${architecture}/etc/modules
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# /etc/modules: kernel modules to load at boot time.
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#
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# This file contains the names of kernel modules that should be loaded
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# at boot time, one per line. Lines beginning with "#" are ignored.
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# Parameters can be specified after the module name.
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snd-bcm2835
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spi_bcm2708
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fbtft_device name=adafruit22a rotate=90
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EOF
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mkdir -p "${basedir}"/kali-${architecture}/etc/modprobe.d/
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cat << EOF > "${basedir}"/kali-${architecture}/etc/modprobe.d/fbtft_device.conf
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options fbtft_device name=adafruit22a rotate=90
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EOF
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cd "${basedir}"
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cp "${basedir}"/../misc/zram "${basedir}"/kali-${architecture}/etc/init.d/zram
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chmod 755 "${basedir}"/kali-${architecture}/etc/init.d/zram
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sed -i -e 's/^#PermitRootLogin.*/PermitRootLogin yes/' "${basedir}"/kali-${architecture}/etc/ssh/sshd_config
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# Create the disk and partition it
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echo "Creating image file ${imagename}.img"
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dd if=/dev/zero of="${basedir}"/${imagename}.img bs=1M count=${size}
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parted ${imagename}.img --script -- mklabel msdos
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parted ${imagename}.img --script -- mkpart primary fat32 0 64
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parted ${imagename}.img --script -- mkpart primary ext3 64 -1
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# Set the partition variables
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loopdevice=`losetup -f --show "${basedir}"/${imagename}.img`
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device=`kpartx -va ${loopdevice} | sed 's/.*\(loop[0-9]\+\)p.*/\1/g' | head -1`
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sleep 5
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device="/dev/mapper/${device}"
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bootp=${device}p1
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rootp=${device}p2
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# Create file systems
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mkfs.vfat ${bootp}
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mkfs.ext3 -O ^64bit -O ^flex_bg -O ^metadata_csum ${rootp}
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# Create the dirs for the partitions and mount them
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mkdir -p "${basedir}"/root
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mount ${rootp} "${basedir}"/root
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mkdir -p "${basedir}"/root/boot
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mount ${bootp} "${basedir}"/root/boot
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# We do this down here to get rid of the build system's resolv.conf after running through the build.
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cat << EOF > kali-${architecture}/etc/resolv.conf
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nameserver 8.8.8.8
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EOF
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echo "Rsyncing rootfs into image file"
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rsync -HPavz -q "${basedir}"/kali-${architecture}/ "${basedir}"/root/
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# Unmount partitions
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sync
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umount ${bootp}
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umount ${rootp}
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kpartx -dv ${loopdevice}
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losetup -d ${loopdevice}
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# Don't pixz on 32bit, there isn't enough memory to compress the images.
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MACHINE_TYPE=`uname -m`
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if [ ${MACHINE_TYPE} == 'x86_64' ]; then
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echo "Compressing ${imagename}.img"
|
|
pixz "${basedir}"/${imagename}.img "${basedir}"/../${imagename}.img.xz
|
|
rm "${basedir}"/${imagename}.img
|
|
fi
|
|
|
|
# Clean up all the temporary build stuff and remove the directories.
|
|
# Comment this out to keep things around if you want to see what may have gone
|
|
# wrong.
|
|
echo "Cleaning up the temporary build files..."
|
|
rm -rf "${basedir}"
|