104 lines
4.8 KiB
Python
104 lines
4.8 KiB
Python
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from impacket.ldap import ldapasn1 as ldapasn1_impacket
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def searchResEntry_to_dict(results):
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data = {}
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for attr in results['attributes']:
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key = str(attr['type'])
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value = str(attr['vals'][0])
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data[key] = value
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return data
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class CMEModule:
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'''
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Retrieves the different Sites and Subnets of an Active Directory
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Authors:
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Podalirius: @podalirius_
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'''
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def options(self, context, module_options):
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"""
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showservers Toggle printing of servers (default: true)
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"""
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self.showservers = True
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if module_options and 'SHOWSERVERS' in module_options:
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if module_options['SHOWSERVERS'].lower() == "true" or module_options['SHOWSERVERS'] == "1":
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self.showservers = True
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elif module_options['SHOWSERVERS'].lower() == "false" or module_options['SHOWSERVERS'] == "0":
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self.showservers = False
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else:
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print("Could not parse showservers option.")
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name = 'subnets'
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description = 'Retrieves the different Sites and Subnets of an Active Directory'
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supported_protocols = ['ldap']
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opsec_safe = True
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multiple_hosts = False
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def on_login(self, context, connection):
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dn = ','.join(["DC=%s" % part for part in context.domain.split('.')])
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context.log.info('Getting the Sites and Subnets from domain')
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list_sites = connection.ldapConnection.search(
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searchBase="CN=Configuration,%s" % dn,
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searchFilter='(objectClass=site)',
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attributes=['distinguishedName', 'name', 'description'],
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sizeLimit=999
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)
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for site in list_sites:
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if isinstance(site, ldapasn1_impacket.SearchResultEntry) is not True:
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continue
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site = searchResEntry_to_dict(site)
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site_dn = site['distinguishedName']
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site_name = site['name']
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site_description = ""
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if "description" in site.keys():
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site_description = site['description']
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# Getting subnets of this site
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list_subnets = connection.ldapConnection.search(
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searchBase="CN=Sites,CN=Configuration,%s" % dn,
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searchFilter='(siteObject=%s)' % site_dn,
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attributes=['distinguishedName', 'name'],
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sizeLimit=999
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)
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if len([subnet for subnet in list_subnets if isinstance(subnet, ldapasn1_impacket.SearchResultEntry)]) == 0:
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context.log.highlight("Site \"%s\"" % site_name)
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else:
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for subnet in list_subnets:
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if isinstance(subnet, ldapasn1_impacket.SearchResultEntry) is not True:
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continue
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subnet = searchResEntry_to_dict(subnet)
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subnet_dn = subnet['distinguishedName']
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subnet_name = subnet['name']
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if self.showservers:
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# Getting machines in these subnets
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list_servers = connection.ldapConnection.search(
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searchBase=site_dn,
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searchFilter='(objectClass=server)',
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attributes=['cn'],
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sizeLimit=999
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)
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if len([server for server in list_servers if isinstance(server, ldapasn1_impacket.SearchResultEntry)]) == 0:
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if len(site_description) != 0:
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context.log.highlight("Site \"%s\" (Subnet:%s) (description:\"%s\")" % (site_name, subnet_name, site_description))
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else:
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context.log.highlight("Site \"%s\" (Subnet:%s)" % (site_name, subnet_name))
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else:
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for server in list_servers:
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if isinstance(server, ldapasn1_impacket.SearchResultEntry) is not True:
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continue
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server = searchResEntry_to_dict(server)['cn']
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if len(site_description) != 0:
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context.log.highlight("Site \"%s\" (Subnet:%s) (description:\"%s\") (Server:%s)" % (site_name, subnet_name, site_description, server))
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else:
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context.log.highlight("Site \"%s\" (Subnet:%s) (Server:%s)" % (site_name, subnet_name, server))
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else:
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if len(site_description) != 0:
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context.log.highlight("Site \"%s\" (Subnet:%s) (description:\"%s\")" % (site_name, subnet_name, site_description))
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else:
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context.log.highlight("Site \"%s\" (Subnet:%s)" % (site_name, subnet_name))
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