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PXEnum.sh
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#!/bin/sh
# PXEnum
echo "--[ PXEnum ]--"
echo "* Version : v2.0 (2020.3.27)"
echo "* Source : https://github.com/shawnduong/PXEnum"
echo "----------------------------------------------"
echo
# Basic Information
user=`whoami` 2> /dev/null # Current user
host=`uname -n` 2> /dev/null # Network node hostname
home=`echo $HOME` 2> /dev/null # User home directory
usid=`id -u` 2> /dev/null # User ID
gpid=`id -g` 2> /dev/null # Group ID
grps=`groups` 2> /dev/null # List all groups
knam=`uname -s` 2> /dev/null # Kernel name
krel=`uname -r` 2> /dev/null # Kernel release
kver=`uname -v` 2> /dev/null # Kernel version
arch=`uname -m` 2> /dev/null # Architecture
osys=`uname -o` 2> /dev/null # Operating System
echo "--[ Basic Information ]--"
echo "==> ABOUT THE USER"
echo "* Username : $user"
echo "* Hostname : $host"
echo "* Home Path : $home"
echo "* EUID : $usid"
echo "* EGID : $gpid"
echo "* Groups : $grps"
echo "==> ABOUT THE SYSTEM"
echo "* Kernel Name : $knam"
echo "* Kernel Release : $krel"
echo "* kernel Version : $kver"
echo "* Architecture : $arch"
echo "* OS Name : $osys"
echo "----------------------------------------------"
echo
# Hardware Information
prdfmly=`cat /sys/class/dmi/id/product_family` 2> /dev/null # Product family
prdname=`cat /sys/class/dmi/id/product_name` 2> /dev/null # Product name
prdvers=`cat /sys/class/dmi/id/product_version` 2> /dev/null # Product Version
# CPUs and bugs
cpubugs=`
grep "model name\|bugs" /proc/cpuinfo |
awk -F ':' '{print "*",substr($2,2)}'
` 2> /dev/null
meminfo=`grep "Mem" /proc/meminfo` 2> /dev/null # Memory information
# Total memory in kB
memtotl=`
grep "MemTotal:" <<< "$meminfo" |
awk -F ' ' '{print $(NF-1)}'
` 2> /dev/null
# Available memory in kB
memavbl=`
grep "MemAvailable" <<< "$meminfo" |
awk -F ' ' '{print $(NF-1)}'
` 2> /dev/null
# Free memory in kB
memfree=`
grep "MemFree:" <<< "$meminfo" |
awk -F ' ' '{print $(NF-1)}'
` 2> /dev/null
echo "--[ Hardware Information ]--"
echo "==> Product"
echo "* Product Family : $prdfmly"
echo "* Product Name : $prdname"
echo "* Product Version : $prdvers"
echo "==> CPUs and Bugs"
echo "$cpubugs"
echo "==> Memory"
echo "* RAM Total : $memtotl kB"
echo "* RAM Available : $memavbl kB"
echo "* RAM Free : $memfree kB"
echo "----------------------------------------------"
echo
# BIOS Information
biosvend=`cat /sys/class/dmi/id/bios_vendor` 2> /dev/null # Vendor
biosdate=`cat /sys/class/dmi/id/bios_date` 2> /dev/null # Date
biosvers=`cat /sys/class/dmi/id/bios_version` 2> /dev/null # Version
echo "--[ BIOS Information ]--"
echo "* BIOS Vendor : $biosvend"
echo "* BIOS Date : $biosdate"
echo "* BIOS Version : $biosvers"
echo "----------------------------------------------"
echo
# Users and Groups
# Sorted list of all users
auser=`
printf "* %-24s %8s %8s %s\n" "(Shell)" "(GID)" "(UID)" "(User)" ;
awk -F ':' '{printf "* %-24s %8s %8s %s\n", $NF, $3, $4, $1}' /etc/passwd |
sort
` 2> /dev/null
# Sorted list of users with shells
suser=`
printf "* %-24s %s\n" "(Shell)" "(User)" ;
grep -v "/usr/bin/nologin" /etc/passwd |
awk -F ':' '{printf "* %-24s %s\n", $NF, $1}' |
sort
` 2> /dev/null
# Sorted list of users with home directories
huser=`
printf "* %-24s %s\n" "(Home Directory)" "User" ;
grep -v ":/:" /etc/passwd |
awk -F ':' '{printf "* %-24s %s\n", $(NF-1), $1}' |
sort
` 2> /dev/null
# Sorted list of groups
grups=`
printf "* %-8s %s\n" "(GID)" "(Group)" ;
awk -F ':' '{printf "* %-8s %s\n", $3, $1}' /etc/group |
sort -V
` 2> /dev/null
echo "--[ Users and Groups ]--"
echo "==> Users"
echo "$auser"
echo "==> Users with login shells"
echo "$suser"
echo "==> Users with home directories"
echo "$huser"
echo "==> Groups"
echo "$grups"
echo "----------------------------------------------"
echo
# Network Information
ipdata=`ip -o link show` # IP data.
# Interfaces
ifaces=`
printf "* %-16s %s\n" "(Interface)" "(Flags)" ;
awk -F ' ' '{printf "* %-16s %s\n", \
substr($2,1,length($2)-1), $3}' <<< "$ipdata" |
sort
` 2> /dev/null
# MAC addresses
maddrs=`
printf "* %-16s %s\n" "(Interface)" "(MAC Address)" ;
awk -F ' ' '{printf "* %-16s %s\n", \
substr($2,1,length($2)-1), $(NF-2)}' <<< "$ipdata" |
sort
` 2> /dev/null
# IP addresses
iaddrs=`
printf "* %-16s %s\n" "(Interface)" "(IP Address)" ;
ip address |
grep "inet " |
awk -F ' ' '{printf "* %-16s %s\n", $NF, $2}' ;
printf "* %-16s %s\n" "(Public)" "(IP Address)" ;
printf "* %-16s " "Public" ;
dig +short myip.opendns.com @resolver1.opendns.com ;
` 2> /dev/null
# Open ports
oports=`
printf "* %-8s %-24s %s\n" "(Type)" "(Address)" "(PID/Program)" ;
netstat -tulpn 2> /dev/null |
grep "LISTEN" |
awk -F ' ' '{printf "* %-8s %-24s %s\n", $1, $4, $NF}'
` 2> /dev/null
echo "--[ Network Information ]--"
echo "==> Interfaces"
echo "$ifaces"
echo "==> MAC Addresses"
echo "$maddrs"
echo "==> IP Addresses"
echo "$iaddrs"
echo "==> Open Ports"
echo "$oports"
echo "----------------------------------------------"
echo
# Activity
# Current users
currusers=`
printf "* %-12s %-6s %-16s %-8s %-8s %s\n" \
"(Username)" "(Term)" "(IP Address)" "(Login)" "(Idle)" "(Current Activity)" ;
w -i |
tail +3 |
awk -F ' ' '{printf "* %-12s %-6s %-16s %-8s %-8s %s\n", \
$1, $2, $3, $4, $5, $NF}' |
sort
` 2> /dev/null
# Current processes
currprocs=`
printf "* %-12s %-8s %s\n" "(Username)" "(PID)" "(Process)" ;
ps -aux |
tail +2 |
awk -F ' ' '{printf "* %-12s %-8s %s\n", $1, $2, $11}' |
sort -V
` 2> /dev/null
# Active services
srvactive=`
systemctl --type=service --state=active |
grep "active " |
awk -F ' ' '{print "*",$1}' |
sort
` 2> /dev/null
# Running services
srvrunnin=`
systemctl --type=service --state=running |
grep "running" |
awk -F ' ' '{print "*",$1}' |
sort
` 2> /dev/null
echo "--[ Activity ]--"
echo "==> Currently Online Users"
echo "$currusers"
echo "==> Currently Running Processes"
echo "$currprocs"
echo "==> Active Services"
echo "$srvactive"
echo "==> Running Services"
echo "$srvrunnin"
echo "----------------------------------------------"
echo
# Timers
# Sorted list of timers
timers=`
printf "* %-32s %s\n" "(Timer)" "(Service)" ;
systemctl list-timers |
grep ".*\.timer" |
awk -F ' ' '{printf "* %-32s %s\n", $(NF-1), $NF}' |
sort
` 2> /dev/null
echo "--[ Timers ]--"
echo "$timers"
echo "----------------------------------------------"
echo
# /etc/shadow Permissions
shadow=`ls -l /etc/shadow` 2> /dev/null # Shadow dump
permis=`awk -F ' ' '{print $1}' <<< "$shadow"` 2> /dev/null # Permissions
sowner=`awk -F ' ' '{print $3}' <<< "$shadow"` 2> /dev/null # Owner
sgroup=`awk -F ' ' '{print $4}' <<< "$shadow"` 2> /dev/null # Group
echo "--[ /etc/shadow Permissions ]--"
echo "* Access : $permis"
echo "* Owner : $sowner"
echo "* Group : $sgroup"
echo "----------------------------------------------"
echo
# /etc/sudoers Permissions
sudoers=`ls -l /etc/sudoers` 2> /dev/null # Sudoers dump
superms=`awk -F ' ' '{print $1}' <<< "$sudoers"` 2> /dev/null # Permissions
suowner=`awk -F ' ' '{print $3}' <<< "$sudoers"` 2> /dev/null # Owner
sugroup=`awk -F ' ' '{print $4}' <<< "$sudoers"` 2> /dev/null # Group
echo "--[ /etc/sudoers Permissions ]--"
echo "* Access : $superms"
echo "* Owner : $suowner"
echo "* Group : $sugroup"
echo "----------------------------------------------"
echo
# Possible SUIDs
# SUID files
suids=`
find / -perm /6000 2> /dev/null |
awk '{print "*",$0}'
` 2> /dev/null
echo "--[ Possible SUIDs ]--"
echo "$suids"
echo "----------------------------------------------"
echo
# sudo History
# Read sudo history from bash history
shist=`
grep "sudo " ~/.bash_history 2> /dev/null |
awk '{print "*",$0}'
` 2> /dev/null
echo "--[ sudo History ]--"
echo "$shist"
echo "----------------------------------------------"
echo
# SSH Keys
# Find SSH keys in home directories
sshkeys=`
ls /home/*/.ssh/*.rsa /home/*/.ssh/*.pub \
/root/.ssh/*.rsa /root/.ssh/*.pub 2> /dev/null |
awk '{print "*",$0}'
` 2> /dev/null
echo "--[ SSH Keys ]--"
echo "$sshkeys"
echo "----------------------------------------------"
echo
# Versions
# Bash
vbash=`
bash --version |
head -1 |
awk -F ' ' '{printf $4}'
` 2> /dev/null
# sudo
vsudo=`
sudo --version |
head -1 |
awk -F ' ' '{printf $3}'
` 2> /dev/null
# GCC
vrgcc=`
gcc --version |
head -1 |
awk -F ' ' '{printf $NF}'
` 2> /dev/null
# Python 2
vpyt2=`
python2 --version 2>&1 |
awk -F ' ' '{print $2}'
` 2> /dev/null
# Python3
vpyt3=`
python3 --version |
awk -F ' ' '{print $2}'
` 2> /dev/null
# Java
vjava=`
java --version |
head -1 |
awk -F ' ' '{print $2}'
` 2> /dev/null
# cURL
vcurl=`
curl --version |
head -1 |
awk -F ' ' '{print $2}'
` 2> /dev/null
# wget
vwget=`
wget --version |
head -1 |
awk -F ' ' '{print $3}'
` 2> /dev/null
# Ruby
vruby=`
ruby --version |
awk -F ' ' '{print $2}'
` 2> /dev/null
echo "--[ Versions ]--"
echo "* Bash : $vbash"
echo "* sudo : $vsudo"
echo "* GCC : $vrgcc"
echo "* Python 2 : $vpyt2"
echo "* Python 3 : $vpyt3"
echo "* Java : $vjava"
echo "* cURL : $vcurl"
echo "* wget : $vwget"
echo "* Ruby : $vruby"
echo "----------------------------------------------"
echo