Files
sigma-rules/rta/uac_mmc_net_core_profiler.py
T
2022-09-08 12:50:39 -04:00

46 lines
1.3 KiB
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.
from . import common
from . import RtaMetadata
metadata = RtaMetadata(
uuid="33f20563-7d1b-46a4-8644-a563f2488120",
platforms=["windows"],
endpoint=[
{"rule_name": "Binary Masquerading via Untrusted Path", "rule_id": "35dedf0c-8db6-4d70-b2dc-a133b808211f"},
{
"rule_name": "UAC Bypass Attempt via MMC DLL Search Order Hijacking",
"rule_id": "28996098-b9be-4aa8-a1f3-4923c84b2649",
},
],
siem=[],
techniques=["T1574", "T1548", "T1036"],
)
EXE_FILE = common.get_path("bin", "renamed_posh.exe")
@common.requires_os(metadata.platforms)
def main():
key = "Environment"
value = "COR_PROFILER_PATH"
data = "temp.dll"
with common.temporary_reg(common.HKCU, key, value, data):
pass
mmc = "C:\\Users\\Public\\mmc.exe"
powershell = "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe"
common.copy_file(EXE_FILE, mmc)
common.execute([mmc, "/c", powershell], timeout=2, kill=True)
common.remove_files(mmc)
if __name__ == "__main__":
exit(main())