mirror of
https://github.com/k4m4/kickthemout.git
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63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
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#!/usr/bin/env python
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# -.- coding: utf-8 -.-
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# scan.py
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# author: Benedikt Waldvogel
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# edited by: k4m4 & xdavidhu
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import scapy.config, scapy.layers.l2, scapy.route, socket, math, errno
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def scanNetwork():
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def long2net(arg):
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if (arg <= 0 or arg >= 0xFFFFFFFF):
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raise ValueError("illegal netmask value", hex(arg))
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return 32 - int(round(math.log(0xFFFFFFFF - arg, 2)))
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def to_CIDR_notation(bytes_network, bytes_netmask):
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network = scapy.utils.ltoa(bytes_network)
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netmask = long2net(bytes_netmask)
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net = "%s/%s" % (network, netmask)
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if netmask < 16:
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return None
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return net
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def scan_and_print_neighbors(net, interface, timeout=1):
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hostsList = []
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try:
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ans, unans = scapy.layers.l2.arping(net, iface=interface, timeout=timeout, verbose=False)
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for s, r in ans.res:
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mac = r.sprintf("%Ether.src%")
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ip = r.sprintf("%ARP.psrc%")
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line = r.sprintf("%Ether.src% %ARP.psrc%")
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hostsList.append([ip, mac])
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try:
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hostname = socket.gethostbyaddr(r.psrc)
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line += "," + hostname[0]
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except socket.herror:
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pass
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except socket.error as e:
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if e.errno == errno.EPERM: # Operation not permitted
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exit()
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else:
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raise
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return hostsList
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for network, netmask, _, interface, address in scapy.config.conf.route.routes:
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# skip loopback network and default gw
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if network == 0 or interface == 'lo' or address == '127.0.0.1' or address == '0.0.0.0':
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continue
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if netmask <= 0 or netmask == 0xFFFFFFFF:
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continue
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net = to_CIDR_notation(network, netmask)
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if interface != scapy.config.conf.iface:
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# see http://trac.secdev.org/scapy/ticket/537
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continue
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if net:
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return scan_and_print_neighbors(net, interface)
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