41 lines
1023 B
Bash
Executable File
41 lines
1023 B
Bash
Executable File
#!/bin/bash
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#
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# This script set's up a DHCP server for Rouge AP / Evil Twin
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# attack purposes, to make the victim actually reach out to the WAN.
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#
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# Nothing fancy, just set of needed commands. Especially handy when
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# used with `startEAPHammer.sh` script.
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#
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# Mariusz Banach / mgeeky '18, <mb@binary-offensive.com>
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#
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if [ $# -ne 2 ]; then
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echo "Usage: initDhcp.sh <inputIface> <outputIface>"
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echo
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echo -e "\tinputIface - Interface upon which DHCP leases should be offered."
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echo -e "\toutputIfave - Interface offering access to WAN (default gateway)"
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exit 1
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fi
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INP=$1
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OUT=$2
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ifconfig $INP up 10.0.0.1 netmask 255.255.255.0
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sleep 2
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if [ "$(ps -e | grep dhcpd)" == "" ]; then
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echo "[+] Started DHCP server."
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dhcpd $INP &
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fi
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# Enable NAT
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iptables --flush
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iptables --table nat --flush
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iptables --delete-chain
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iptables --table nat --delete-chain
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iptables --table nat --append POSTROUTING --out-interface $OUT -j MASQUERADE
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iptables --append FORWARD --in-interface $INP -j ACCEPT
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sysctl -w net.ipv4.ip_forward=1
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