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refactor the code #1

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130 changes: 69 additions & 61 deletions pes.sh
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Original file line number Diff line number Diff line change
@@ -1,79 +1,87 @@
#!/bin/bash

touch privEsc.txt


function SystemEnum {
echo "" >> privEsc.txt
echo "Service version:" >> privEsc.txt
echo "" >> privEsc.txt
uname -a >> privEsc.txt
echo "" >> privEsc.txt
echo "Architecture:" >> privEsc.txt
echo "" >> privEsc.txt
lscpu >> privEsc.txt
echo "" >> privEsc.txt
echo "Running process:" >> privEsc.txt
echo "" >> privEsc.txt
ps aux >> privEsc.txt
echo "" >> privEsc.txt
echo "SUID:" >> privEsc.txt
echo "" >> privEsc.txt
find / -perm -u=s -type f 2>/dev/null >> privEsc.txt
echo "" >> privEsc.txt
echo "Capabilities" >> privEsc.txt
echo "" >> privEsc.txt
getcap -r / 2>/dev/null >> privEsc.txt
echo "" >> privEsc.txt
echo "Cron" >> privEsc.txt
echo "" >> privEsc.txt
cat /etc/crontab >> privEsc.txt
echo "" >> privEsc.txt
echo "root squash" >> privEsc.txt
cat /etc/exports 2>/dev/null >> privEsc.txt
OUTPUT_FILE='pes.txt'
rm -f $OUTPUT_FILE

function header() {

echo '|--------------------------------------------------------------------' >> $OUTPUT_FILE
echo "| $1" >> $OUTPUT_FILE
echo '|--------------------------------------------------------------------' >> $OUTPUT_FILE
echo '' >> $OUTPUT_FILE
}

function section() {

echo '' >> $OUTPUT_FILE
echo "||-- $1 --||" >> $OUTPUT_FILE
}

function cmd() {

eval "nice -20 $1 2> /dev/null" >> $OUTPUT_FILE
}

function SystemEnum() {

section 'Service version'
cmd 'uname -a'

section 'Architecture'
cmd 'lscpu'

section 'Running process'
cmd 'ps aux'

section 'SUID'
cmd 'find / -perm -u=s -type f'

section 'Capabilities'
cmd 'getcap -r /'

section 'Cron'
cmd 'cat /etc/crontab'

section 'Root Squash'
cmd 'cat /etc/exports'
}

function UserEnum() {

section 'Who am i?'
cmd 'whoami'

section 'id'
cmd 'id'

section '/etc/passwd'
cmd 'ls -la /etc/passwd'

section '/etc/shadow'
cmd 'ls -la /etc/shadow'

section '/etc/group'
cmd 'cat /etc/group'

section 'SSH keys'
cmd 'find / -name authorized_keys'
cmd 'find / -name id_rsa'

function UserEnum {
echo "" >> privEsc.txt
echo "Who am i?:" >> privEsc.txt
echo "" >> privEsc.txt
whoami >> privEsc.txt
echo "" >> privEsc.txt
echo "id:" >> privEsc.txt
echo "" >> privEsc.txt
id >> privEsc.txt
echo "" >> privEsc.txt
echo "/etc/passwd:" >> privEsc.txt
echo "" >> privEsc.txt
ls -la /etc/passwd >> privEsc.txt
echo "" >> privEsc.txt
echo "/etc/shadow:" >> privEsc.txt
echo "" >> privEsc.txt
ls -la /etc/shadow >> privEsc.txt
echo "" >> privEsc.txt
echo "/etc/group:" >> privEsc.txt
echo "" >> privEsc.txt
cat /etc/group >> privEsc.txt
echo "" >> privEsc.txt
echo "SSH keys:" >> privEsc.txt
find / -name authorized_keys 2>/dev/null >> privEsc.txt
find / -name id_rsa 2>/dev/null >> privEsc.txt
echo "looking for the commands on which the current user has permission:" >> privEsc.txt
find / -perm /4000 2>/dev/null >> privEsc.txt
section 'looking for the commands on which the current user has permission'
cmd 'find / -perm /4000'
}

echo "---------------------------------------------------------------------------------------"
echo "PES (privilege escalation scanner) by Awkward_Lancer (https://github.com/AwkwardLancer)"
echo "---------------------------------------------------------------------------------------"

echo "This may take a while..."
echo "The results will be in the privEsc.txt file"
echo "The results will be in the $OUTPUT_FILE file"

echo "SYSTEM ENUMERATION:" >> privEsc.txt
header 'SYSTEM ENUMERATION'
SystemEnum

echo "USER ENUMERATION:" >> privEsc.txt
header 'USER ENUMERATION'
UserEnum

echo "The scanning is over, thank you for use PES"
Expand Down