Simple Smb Scanner written in Bash for linux for oder Systems
smbscan-1.1.tar (Download all) for older systems (anno 2006)
smbscan.sh
#!/bin/bash
# This script scans smb servers a given network
# and mounts anonymous shared directories
# example: ./smbscan.sh or ./smbscan iprange
# http://www.bastardo.de/
# clean old temp files
#rm -f *.out
if [ `id -u` -ne 0 ]; then
echo "You must be root to use this script."
exit 1
fi
FILESYSTEM=cifs
SMBM=/usr/bin/smbmount
SMBC=/usr/bin/smbclient
NMBL=/usr/bin/nmblookup
NMAP=/usr/bin/nmap
GREP=/bin/grep
SED=/bin/sed
DIALOG=/usr/bin/dialog
#WHIP=/usr/bin/whiptail
CHARSET="iso8859-1"
# BUNT 1 = Console
# BUNT 0 = with Whiptail or dialog graphics
BUNT=1
TIMEOUT=5
#test -x $WHIP
test -x $DIALOG && DIALOG=$DIALOG
#test -x $WHIP || BUNT=0
test -x $SMBM || { echo -e 'smbmount not found !';exit 1; }
test -x $SMBC || { echo -e 'smbclient not found !';exit 1; }
test -x $NMBL || { echo -e 'nmblookup not found !';exit 1; }
test -x $NMAP || { echo -e 'nmap not found !';exit 1; }
test -x $GREP || { echo -e 'grep not found !';exit 1; }
test -x $SED || { echo -e 'sed not found !';exit 1; }
# hehe i know that suxx ;)
clear
function script_kiddie() {
if [ $BUNT -eq 1 ]
then
echo "ScR1p7k1dDi3 Pr0t3c7 Sy5t3m v 1.1"
else
$DIALOG --title "v 1.1" --infobox " ScR1p7k1dDi3 Pr0t3c7 Sy5t3m" 6 20
fi
exit 1
}
script_kiddie
if [ $# -eq 1 ]
then
echo "$1" > ./out
else
$DIALOG --title "SMBscan v.1.1" --inputbox " Written by cd ;)
Please enter IP range
e.g 10.0.0.1-24 or 10.0.1-255.5-30
or type ./smbscan 10.0.0.1-254
http://www.bastardo.de <- get newest version" 13 50 2> ./out
fi
function check_it(){
SUM=0
X=`cat ./out | wc -c`
SUM=`expr $SUM + $X`
}
if [ $BUNT -eq 1 ]
then
# test -e $1 || { echo -e "$0 [ip room]"; exit 1; }
echo "Written by cd ;)"
echo "Scan started against to $1 on port 139"
echo "This can take a while"
fi
check_it
IP=`cat ./out`
rm -f ./out
# i think that is the fastest, we whant to scan only 1 port ... not more
$NMAP -p 139 -PN -T 5 -sT -v -v $IP -oG ./$IP.out | $GREP Host
cat ./$IP.out | $GREP "139/open" | cut '-d ' -f 2 > ./out
rm -f ./$IP.out
check_it
if [ $SUM = 0 ]
then
if [ $BUNT -eq 1 ]
then
echo "
No SMB Server found.
Thanks for use ..."
rm -f ./out
exit 1
else
$DIALOG --title "Sorry" --infobox "
No SMB Server found !
Thanks for use ... " 7 30
rm -f ./out
exit 1
fi
fi
if [ $BUNT -eq 1 ]
then
echo "Please wait...
Searching 4 Shared Directories"
else
$DIALOG --infobox "Please wait !
Searching 4 Shared Directories..." 5 40
fi
while read host ;
do
# Get Computer name
echo "Try $host..."
echo "Searching Name via nmblookup (B)"
name=`$NMBL -A $host | $GREP "<00> - B <ACTIVE>" | awk '{print $1}'`
# Get Workgroup name
workgroup=`$NMBL -A $host | $GREP "<00> - <GROUP>" | awk '{print $1}'`
# if name not set so use this one
workgroup=${workgroup:=WORKGROUP}
name=${name:=IG_IT_IG_IT}
if [ $name = "IG_IT_IG_IT" ]
then
echo "Searching name via nmblookup (M)"
name=`$NMBL -A $host | $GREP "<00> - M <ACTIVE>" | awk '{print $1}'`
fi
name=${name:=NONAME}
if [ $name = "NONAME" ]
then
echo "Searching Name via nmblookup (H)"
name=`$NMBL -A $host | $GREP "<00> - H <ACTIVE>" | awk '{print $1}'`
fi
name=${name:=NO_NAME}
if [ $name = "NO_NAME" ]
then
echo "Searching Name via Smbclient ... using Servername"
name=`$SMBC -N -L $host -g | grep Server | awk {'print $1'} | cut -d '|' -f 2`
fi
name=${name:=NAME_NOT_FOUND}
# search for shared folders
echo "looking for shared directorys on $host"
# kill old sleep process
kill -9 `pidof sleep` 2&>1
$SMBC -W "$workgroup" -n "fuckup" -N -L $host -g -p 139 | grep Disk | cut -f 2 -d '|' > ./$host.shares
# set Timeout to kill connections that take to long 10 sec is ok i think
sleep $TIMEOUT || kill -9 `pidof $SMBC` 2&>1
exist=0
while read LIST ;
do
exist=1
#make directory for the shares
mkdir -p ./"$name-$host/$LIST"
#add a logfile
#touch ./"$name-$host/ip-is-$host"
$SMBM "//$host/$LIST" "./$name-$host/$LIST" -o defaults,guest,iocharset=utf8
if [ $BUNT -eq 1 ]
then
echo "trying to mount //$host/$LIST into ./$name-$host/$LIST"
else
$DIALOG --infobox "trying to mount //$host/$LIST into ./$name/$LIST" 10 60
fi
if [ $exist = 1 ]
then
#write some useful or not very useful informations into a log
echo "
$name - $host
Last found: `date`
Mapped : `df -h | grep $host`" >> ./"$name-$host/ip-is-$host"
fi
done < ./$host.shares
# echo `mount | $GREP cifs | grep $host` >> ./"$name-$host/ip-is-$host"
rm -f ./$host.shares
done < ./out
mount | $GREP $FILESYSTEM > ./mounts
if [ $BUNT -eq 1 ]
then
echo "
SMBScan v 1.1 -> listing mounted smb file systems
`cat ./mounts | more`
"
else
$DIALOG --title "SMBScan v 1.1 -> listing mounted smb file systems" --textbox mounts 10 60
fi
rm -f ./mounts
rm -f ./out
The unmount script
umount.sh
#!/bin/sh
#get forced
echo "unmounting smb file systems (force)"
umount */*/*
#umount `mount | grep smbfs | awk '{print $3}'`
kill -9 `ps aux | grep mount.cifs | awk '{print $2}'`
The Makefile for „make install“
PREFIX=/usr/sbin/ install: @cp smbscan.sh $(PREFIX) @cp umountall.sh $(PREFIX) uninstall: @rm $(PREFIX)smbscan.sh @rm $(PREFIX)umountall.sh