Linux Sistem Bilgisi Toplayan Bash Script
Penetration testlerinizde yada gerektiginde günlük kullanımlarda faydalanabileceğiniz bir script.
#!/bin/bash
# linuxsysinfo.sh - Linux isletim sistemi uzerinde bilgilerin alinmasini amaclamakta.
# By savas saygili
LSB=/usr/bin/lsb_release
function pause(){
local message="$@"
[ -z $message ] && message="Devam etmek icin [Enter] basiniz..."
read -p "$message" readEnterKey
}
function show_menu(){
date
echo "---------------------------"
echo "| Ana Menu |"
echo "---------------------------"
echo "1. isletim sistem bilgisi"
echo "2. Hostname ve dns bilgisi"
echo "3. Network bilgisi"
echo "4. Mevcut oturumu olan kullanicilar"
echo "5. En son oturum acmis kullanicilar"
echo "6. bosta ve kullanilmakta olan memory bilgisi"
echo "7. rapor olustur"
echo "8. exit"
}
function write_header(){
local h="$@"
echo "---------------------------------------------------------------"
echo " ${h}"
echo "---------------------------------------------------------------"
}
function os_info(){
write_header " Isletim Sistem Bilgisi "
echo "Isletim Sistemi : $(uname)"
[ -x $LSB ] && $LSB -a || echo "$LSB sistemde yuklu degil (set \$LSB variable)"
pause
}
function host_info(){
local dnsips=$(sed -e '/^$/d' /etc/resolv.conf | awk '{if (tolower($1)=="nameserver") print $2}')
write_header " Hostname ve DNS bilgisi "
echo "Hostname : $(hostname -s)"
echo "DNS ismi : $(hostname -d)"
echo "FQDN : $(hostname -f)"
echo "Network adresi (IP) : $(hostname -i)"
echo "DNS name server adresi (DNS IP) : ${dnsips}"
pause
}
function net_info(){
devices=$(netstat -i | cut -d" " -f1 | egrep -v "^Kernel|Iface|lo")
write_header " Network Bilgisi "
echo "Toplam network kartlari : $(wc -w <<<${devices})" echo "*** IP Adres Bilgileri ***" ip -4 address show echo "***********************" echo "*** Network routing ***" echo "***********************" netstat -nr echo "**************************************" echo "********** Network Trafigi **********" echo "**************************************" netstat -i pause } function user_info(){ local cmd="$1" case "$cmd" in who) write_header " Mevcut oturumu olan kullanicilar "; who -H; pause ;; last) write_header " En Son Oturum Acmis Kullanicilar "; last ; pause ;; esac } function report_gen () { echo "Pc adi">full_report.txt
echo "----------------------------------------------">>full_report.txt
/bin/hostname >>full_report.txt
echo -e "|\033[31mpc adi kopyalandi\033[0m|\n"
echo "----------------------------------------------">>full_report.txt
echo "whoami">>full_report.txt
echo "----------------------------------------------">>full_report.txt
/usr/bin/whoami >>full_report.txt
echo -e "|\033[31mwhoami kopyalandi\033[0m|\n"
echo "----------------------------------------------">>full_report.txt
echo "network interface">>full_report.txt
echo "----------------------------------------------">>full_report.txt
/sbin/ifconfig -a >>full_report.txt
echo -e "|\033[31mNetwork interface kopyalandi\033[0m|\n"
echo "/etc/apache2/apache2.conf>">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/apache2/apache2.conf>>full_report.txt
echo -e "|\033[31mapache2.conf kopyalandi\033[0m|\n"
echo "cat /etc/apache2/ports.conf">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/apache2/ports.conf>>full_report.txt
echo -e "|\033[31mports.conf kopyalandi\033[0m|\n"
echo "/etc/ca-certificates.conf">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/ca-certificates.conf>>full_report.txt
echo -e "|\033[31mca-certificates.conf kopyalandi\033[0m|\n"
echo "/etc/fstab ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/fstab>>full_report.txt
echo -e "|\033[31mfstab kopyalandi\033[0m|\n"
echo "/etc/hosts ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/hosts>>full_report.txt
echo -e "|\033[31mhosts kopyalandi\033[0m|\n"
echo "/etc/mysql/my.cnf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/mysql/my.cnf>>full_report.txt
echo -e "|\033[31mmysql.conf kopyalandi\033[0m|\n"
echo "/etc/passwd ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/passwd>>full_report.txt
echo -e "|\033[31mpasswd kopyalandi\033[0m|\n"
echo "/etc/proxychains.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/proxychains.conf>>full_report.txt
echo -e "|\033[31mproxychains.conf kopyalandi\033[0m|\n"
echo "/etc/rkhunter.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/rkhunter.conf>>full_report.txt
echo -e "|\033[31mrkhunter.conf kopyalandi\033[0m|\n"
echo "/etc/resolv.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/resolv.conf>>full_report.txt
echo -e "|\033[31mresolve.conf kopyalandi\033[0m|\n"
echo "/etc/rpc ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/rpc>>full_report.txt
echo -e "|\033[31mrpc kopyalandi\033[0m|\n"
echo "/etc/samba/smb.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/samba/smb.conf>>full_report.txt
echo -e "|\033[31msmb.conf kopyalandi\033[0m|\n"
echo "/etc/security/access.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/security/access.conf>>full_report.txt
echo -e "|\033[31maccess.conf kopyalandi\033[0m|\n"
echo "/etc/security/sepermit.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/security/sepermit.conf>>full_report.txt
echo -e "|\033[31msepermit.conf kopyalandi\033[0m|\n"
echo " /etc/shadow ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/shadow>>full_report.txt
echo -e "|\033[31mshadow kopyalandi\033[0m|\n"
echo "/etc/shells ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/shells>>full_report.txt
echo -e "|\033[31mshells kopyalandi\033[0m|\n"
echo "/etc/snort/snort.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/snort/snort.conf>>full_report.txt
echo -e "|\033[31msnort.conf kopyalandi\033[0m|\n"
echo "/etc/ssh/sshd_config ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/ssh/sshd_config>>full_report.txt
echo -e "|\033[31msshd_config kopyalandi\033[0m|\n"
echo "/etc/sudoers ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/sudoers>>full_report.txt
echo -e "|\033[31msudoers kopyalandi\033[0m|\n"
echo "/etc/sysctl.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/sysctl.conf>>full_report.txt
echo -e "|\033[31metc/sysctl.conf kopyalandi\033[0m|\n"
echo "/etc/ufw/sysctl.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/ufw/sysctl.conf>>full_report.txt
echo -e "|\033[31msysctl.conf kopyalandi\033[0m|\n"
echo "/etc/ufw/ufw.conf ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /etc/ufw/ufw.conf>>full_report.txt
echo -e "|\033[31mufw.conf kopyalandi\033[0m|\n"
echo "/root/.bash_history ">>full_report.txt
echo "----------------------------------------------">>full_report.txt
cat /root/.bash_history>>full_report.txt
echo -e "|\033[31mbash_history kopyalandi\033[0m|\n"
pause
}
function mem_info(){
write_header " Bosta ve kullanilmakta olan memory "
free -m
echo "*********************************"
echo "* Virtual memory istatistikleri *"
echo "*********************************"
vmstat
echo "***********************************"
echo "** Top 5 memory Tuketen process **"
echo "***********************************"
ps auxf | sort -nr -k 4 | head -5
pause
}
# Purpose - Get input via the keyboard and make a decision using case..esac
function read_input(){
local c
read -p "Lutfen Seciminizi yapiniz [ 1 - 8 ] " c
case $c in
1) os_info ;;
2) host_info ;;
3) net_info ;;
4) user_info "who" ;;
5) user_info "last" ;;
6) mem_info ;;
7) report_gen;;
8) echo "Efendim gene bekleriz :) "; exit 0 ;;
*)
echo "Lutfen 1 ila 8 arasinda secim yapiniz."
pause
esac
}
trap '' SIGINT SIGQUIT SIGTSTP
while true
do
clear
show_menu
read_input
done
