From 00c8301a369aff61ac2b12dc0d3cb33ae135729d Mon Sep 17 00:00:00 2001
From: Carlos <carlospolop@gmail.com>
Date: Wed, 13 Feb 2019 00:07:53 +0100
Subject: [PATCH] fix no USERNAME var

---
 README.md | 4 ++--
 fels.sh   | 6 ++++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 6694b66..bdcde93 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# FELS - First Enum Linux Script - Fast Enum Linux Script
+W# FELS - First Enum Linux Script - Fast Enum Linux Script
 
 The goal of this script is to enumerate fast a linux machine.
 
@@ -8,4 +8,4 @@ There is only one exception, the last command executed is *sudo -l* so this comm
 
 Here you have the script in one line, just copy and paste it;)
 
-`file="/tmp/fels";RED='\033[0;31m';Y='\033[0;33m';B='\033[0;34m';NC='\033[0m';rm -rf $file;printf $B"[*] "$RED"BASIC SYSTEM INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Operative system\n"$NC >> $file;(cat /proc/version || uname -a ) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Date\n"$NC >> $file;date 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Useful software?\n"$NC >> $file;which nc ncat netcat wget curl ping gcc make gdb base64 socat python python2 python3 python2.7 python2.6 python3.6 python3.7 perl php ruby xterm 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Capabilities\n"$NC >> $file;getcap -r / 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Environment\n"$NC >> $file;(set || env) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Cleaned proccesses\n"$NC >> $file;ps aux 2>/dev/null >> $file;top -n 1 2>/dev/null | head -n 13 >> $file;echo "" >> $file;printf $Y"[+] "$RED"Scheduled tasks\n"$NC >> $file;crontab -l 2>/dev/null >> $file;ls -al /etc/cron* 2>/dev/null >> $file;cat /etc/cron* /etc/at* /etc/anacrontab /var/spool/cron/crontabs/root 2>/dev/null | grep -v "^#" >> $file;echo "" >> $file;printf $Y"[+] "$RED"Any sd* disk in /dev?\n"$NC >> $file;ls /dev 2>/dev/null | grep -i "sd" >> $file;echo "" >> $file;printf $Y"[+] "$RED"Storage information\n"$NC >> $file;df -h 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Unmounted file-system?\n"$NC >> $file;cat /etc/fstab 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Printer?\n"$NC >> $file;lpstat -a 2>/dev/null >> $file;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"NETWORK INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Hostname, hosts and DNS\n"$NC >> $file;cat /etc/hostname /etc/hosts /etc/resolv.conf 2>/dev/null >> $file;dnsdomainname 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Networks and neightbours\n"$NC >> $file;cat /etc/networks 2>/dev/null >> $file;(ifconfig || ip a) 2>/dev/null >> $file;iptables -L 2>/dev/null >> $file;arp -e 2>/dev/null >> $file;route 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Ports\n"$NC >> $file;netstat -punta 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files in use by network services\n"$NC >> $file;lsof -i 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Can I sniff with tcpdump?\n"$NC >> $file;timeout 1 tcpdump >> $file 2>&1;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"USERS INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Me\n"$NC >> $file;(id || (whoami && groups)) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Do I have PGP keys?\n"$NC >> $file;gpg --list-keys 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Superusers\n"$NC >> $file;awk -F: '($3 == "0") {print}' /etc/passwd 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Login\n"$NC >> $file;w 2>/dev/null >> $file;last 2>/dev/null | tail >> $file;echo "" >> $file;printf $Y"[+] "$RED"Users with console\n"$NC >> $file;cat /etc/passwd 2>/dev/null | grep "sh$" >> $file;echo "" >> $file;printf $Y"[+] "$RED"All users\n"$NC >> $file;cat /etc/passwd 2>/dev/null | cut -d: -f1 >> $file;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"INTERESTING FILES\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"SUID\n"$NC >> $file;find / -perm -4000 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"SGID\n"$NC >> $file;find / -perm -g=s -type f 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files inside \$HOME (limit 20)\n"$NC >> $file;ls -la $HOME 2>/dev/null | head -n 20 >> $file;echo "" >> $file;printf $Y"[+] "$RED"20 First files of /home\n"$NC >> $file;find /home -type f 2>/dev/null | column -t | grep -v -i "/"$USER | head -n 20 >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files inside .ssh directory?\n"$NC >> $file;find  /home /root -name .ssh 2>/dev/null -exec ls -laR {} \; >> $file;echo "" >> $file;printf $Y"[+] "$RED"*sa_key* files\n"$NC >> $file;find / -type f -name "*sa_key*" -ls 2>/dev/null -exec ls -l {} \; >> $file;echo "" >> $file;printf $Y"[+] "$RED"Mails?\n"$NC >> $file;ls -alh /var/mail/ /var/spool/mail/ 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"NFS exports?\n"$NC >> $file;cat /etc/exports 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"*_history, profile, bashrc\n"$NC >> $file;find / -type f \( -name "*_history" -o -name "profile" -o -name "*bashrc" \) -exec ls -l {} \; 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"All hidden files (not in /sys/)\n"$NC >> $file;find / -type f -iname ".*" -ls 2>/dev/null | grep -v "/sys/" >> $file;echo "" >> $file;printf $Y"[+] "$RED"What inside /tmp, /var/tmp, /var/backups\n"$NC >> $file;ls -a /tmp /var/tmp /var/backups 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Writable Files (not in \$HOME or /proc)\n"$NC >> $file;find / '(' -type f -or -type d ')' '(' '(' -user $USER ')' -or '(' -perm -o=w ')' ')' 2>/dev/null | grep -v '/proc/' | grep -v $HOME | sort | uniq >> $file;for g in $(groups); do find \( -type f -or -type d \) -group $g -perm -g=w 2>/dev/null | grep -v '/proc/' | grep -v $HOME >> $file; done;echo "" >> $file;printf $Y"[+] "$RED"Web files?\n"$NC >> $file;ls -alhR /var/www/ 2>/dev/null | head >> $file;ls -alhR /srv/www/htdocs/ 2>/dev/null | head >> $file;ls -alhR /usr/local/www/apache22/data/ 2>/dev/null | head >> $file;ls -alhR /opt/lampp/htdocs/ 2>/dev/null | head >> $file;echo "" >> $file;printf $Y"[+] "$RED"Backup files?\n"$NC >> $file;find /var /etc /bin /sbin /home /usr/local/bin /usr/local/sbin /usr/bin /usr/games /usr/sbin /root /tmp -type f \( -name "*back*" -o -name "*bck*" \) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Find IPs inside logs\n"$NC >> $file;grep -a -R -o '[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}' /var/log/ 2>/dev/null | sort | uniq >> $file;echo "" >> $file;printf $Y"[+] "$RED"Find 'password' or 'passw' string inside /home, /var/www, /var/log, /etc\n"$NC >> $file;grep -lRi "password\|passw" /home /var/www /var/log 2>/dev/null | sort | uniq >> $file;echo "" >> $file;printf $Y"[+] "$RED"Sudo -l (you need to puts the password and the result appear in console)\n"$NC >> $file;sudo -l;`
+`file="/tmp/fels";RED='\033[0;31m';Y='\033[0;33m';B='\033[0;34m';NC='\033[0m';rm -rf $file;printf $B"[*] "$RED"BASIC SYSTEM INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Operative system\n"$NC >> $file;(cat /proc/version || uname -a ) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Date\n"$NC >> $file;date 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Useful software?\n"$NC >> $file;which nc ncat netcat wget curl ping gcc make gdb base64 socat python python2 python3 python2.7 python2.6 python3.6 python3.7 perl php ruby xterm 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Capabilities\n"$NC >> $file;getcap -r / 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Environment\n"$NC >> $file;(set || env) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Cleaned proccesses\n"$NC >> $file;ps aux 2>/dev/null >> $file;top -n 1 2>/dev/null | head -n 13 >> $file;echo "" >> $file;printf $Y"[+] "$RED"Scheduled tasks\n"$NC >> $file;crontab -l 2>/dev/null >> $file;ls -al /etc/cron* 2>/dev/null >> $file;cat /etc/cron* /etc/at* /etc/anacrontab /var/spool/cron/crontabs/root 2>/dev/null | grep -v "^#" >> $file;echo "" >> $file;printf $Y"[+] "$RED"Any sd* disk in /dev?\n"$NC >> $file;ls /dev 2>/dev/null | grep -i "sd" >> $file;echo "" >> $file;printf $Y"[+] "$RED"Storage information\n"$NC >> $file;df -h 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Unmounted file-system?\n"$NC >> $file;cat /etc/fstab 2>/dev/null | grep -v "^#" >> $file;echo "" >> $file;printf $Y"[+] "$RED"Printer?\n"$NC >> $file;lpstat -a 2>/dev/null >> $file;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"NETWORK INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Hostname, hosts and DNS\n"$NC >> $file;cat /etc/hostname /etc/hosts /etc/resolv.conf 2>/dev/null | grep -v "^#" >> $file;dnsdomainname 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Networks and neightbours\n"$NC >> $file;cat /etc/networks 2>/dev/null >> $file;(ifconfig || ip a) 2>/dev/null >> $file;iptables -L 2>/dev/null >> $file;arp -e 2>/dev/null >> $file;route 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Ports\n"$NC >> $file;netstat -punta 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files in use by network services\n"$NC >> $file;lsof -i 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Can I sniff with tcpdump?\n"$NC >> $file;timeout 1 tcpdump >> $file 2>&1;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"USERS INFO\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"Me\n"$NC >> $file;(id || (whoami && groups)) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Do I have PGP keys?\n"$NC >> $file;gpg --list-keys 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Superusers\n"$NC >> $file;awk -F: '($3 == "0") {print}' /etc/passwd 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Login\n"$NC >> $file;w 2>/dev/null >> $file;last 2>/dev/null | tail >> $file;echo "" >> $file;printf $Y"[+] "$RED"Users with console\n"$NC >> $file;cat /etc/passwd 2>/dev/null | grep "sh$" >> $file;echo "" >> $file;printf $Y"[+] "$RED"All users\n"$NC >> $file;cat /etc/passwd 2>/dev/null | cut -d: -f1 >> $file;echo "" >> $file;echo "" >> $file;printf $B"[*] "$RED"INTERESTING FILES\n"$NC >> $file ;echo "" >> $file;printf $Y"[+] "$RED"SUID\n"$NC >> $file;find / -perm -4000 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"SGID\n"$NC >> $file;find / -perm -g=s -type f 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files inside \$HOME (limit 20)\n"$NC >> $file;ls -la $HOME 2>/dev/null | head -n 20 >> $file;echo "" >> $file;printf $Y"[+] "$RED"20 First files of /home\n"$NC >> $file;find /home -type f 2>/dev/null | column -t | grep -v -i "/"$USER | head -n 20 >> $file;echo "" >> $file;printf $Y"[+] "$RED"Files inside .ssh directory?\n"$NC >> $file;find  /home /root -name .ssh 2>/dev/null -exec ls -laR {} \; >> $file;echo "" >> $file;printf $Y"[+] "$RED"*sa_key* files\n"$NC >> $file;find / -type f -name "*sa_key*" -ls 2>/dev/null -exec ls -l {} \; >> $file;echo "" >> $file;printf $Y"[+] "$RED"Mails?\n"$NC >> $file;ls -alh /var/mail/ /var/spool/mail/ 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"NFS exports?\n"$NC >> $file;cat /etc/exports 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"*_history, profile, bashrc\n"$NC >> $file;find / -type f \( -name "*_history" -o -name "profile" -o -name "*bashrc" \) -exec ls -l {} \; 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"All hidden files (not in /sys/)\n"$NC >> $file;find / -type f -iname ".*" -ls 2>/dev/null | grep -v "/sys/" >> $file;echo "" >> $file;printf $Y"[+] "$RED"What inside /tmp, /var/tmp, /var/backups\n"$NC >> $file;ls -a /tmp /var/tmp /var/backups 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Writable Files (not in \$HOME or /proc)\n"$NC >> $file;USER=`whoami`;HOME=/home/$USER;find / '(' -type f -or -type d ')' '(' '(' -user $USER ')' -or '(' -perm -o=w ')' ')' 2>/dev/null | grep -v '/proc/' | grep -v $HOME | sort | uniq >> $file;for g in $(groups); do find \( -type f -or -type d \) -group $g -perm -g=w 2>/dev/null | grep -v '/proc/' | grep -v $HOME >> $file; done;echo "" >> $file;printf $Y"[+] "$RED"Web files?\n"$NC >> $file;ls -alhR /var/www/ 2>/dev/null | head >> $file;ls -alhR /srv/www/htdocs/ 2>/dev/null | head >> $file;ls -alhR /usr/local/www/apache22/data/ 2>/dev/null | head >> $file;ls -alhR /opt/lampp/htdocs/ 2>/dev/null | head >> $file;echo "" >> $file;printf $Y"[+] "$RED"Backup files?\n"$NC >> $file;find /var /etc /bin /sbin /home /usr/local/bin /usr/local/sbin /usr/bin /usr/games /usr/sbin /root /tmp -type f \( -name "*back*" -o -name "*bck*" \) 2>/dev/null >> $file;echo "" >> $file;printf $Y"[+] "$RED"Find IPs inside logs\n"$NC >> $file;grep -a -R -o '[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}' /var/log/ 2>/dev/null | sort | uniq >> $file;echo "" >> $file;printf $Y"[+] "$RED"Find 'password' or 'passw' string inside /home, /var/www, /var/log, /etc\n"$NC >> $file;grep -lRi "password\|passw" /home /var/www /var/log 2>/dev/null | sort | uniq >> $file;echo "" >> $file;printf $Y"[+] "$RED"Sudo -l (you need to puts the password and the result appear in console)\n"$NC >> $file;sudo -l;`
diff --git a/fels.sh b/fels.sh
index a52ec7d..b4ca754 100755
--- a/fels.sh
+++ b/fels.sh
@@ -50,7 +50,7 @@ df -h 2>/dev/null >> $file
 echo "" >> $file
 
 printf $Y"[+] "$RED"Unmounted file-system?\n"$NC >> $file
-cat /etc/fstab 2>/dev/null >> $file
+cat /etc/fstab 2>/dev/null | grep -v "^#" >> $file
 echo "" >> $file
 
 printf $Y"[+] "$RED"Printer?\n"$NC >> $file
@@ -61,7 +61,7 @@ echo "" >> $file
 printf $B"[*] "$RED"NETWORK INFO\n"$NC >> $file 
 echo "" >> $file
 printf $Y"[+] "$RED"Hostname, hosts and DNS\n"$NC >> $file
-cat /etc/hostname /etc/hosts /etc/resolv.conf 2>/dev/null >> $file
+cat /etc/hostname /etc/hosts /etc/resolv.conf 2>/dev/null | grep -v "^#" >> $file
 dnsdomainname 2>/dev/null >> $file
 echo "" >> $file
 
@@ -161,6 +161,8 @@ ls -a /tmp /var/tmp /var/backups 2>/dev/null >> $file
 echo "" >> $file
 
 printf $Y"[+] "$RED"Writable Files (not in \$HOME or /proc)\n"$NC >> $file
+USER=`whoami`
+HOME=/home/$USER
 find / '(' -type f -or -type d ')' '(' '(' -user $USER ')' -or '(' -perm -o=w ')' ')' 2>/dev/null | grep -v '/proc/' | grep -v $HOME | sort | uniq >> $file
 for g in `groups`; do find \( -type f -or -type d \) -group $g -perm -g=w 2>/dev/null | grep -v '/proc/' | grep -v $HOME >> $file; done
 echo "" >> $file