Files
sigma-rules/rta/user_mode_smb_connection.py
T
2023-10-03 10:47:58 -04:00

49 lines
1.2 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="8ce1099f-26e7-45ea-a7a9-9ab0926a2c4a",
platforms=["windows"],
endpoint=[
{
"rule_name": "Unexpected SMB Connection from User-mode Process",
"rule_id": "2fbbd139-3919-4b6b-9c50-9452b0aef005",
}
],
siem=[],
techniques=["T1021"],
)
@common.requires_os(*metadata.platforms)
def main():
powershell = "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe"
posh = "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\posh.exe"
# Execute command
common.copy_file(powershell, posh)
common.log("Testing connection to Portquiz at Port 445")
common.execute(
[
posh,
"/c",
"Test-NetConnection",
"-ComputerName",
"portquiz.net",
"-Port",
"445",
],
timeout=10,
)
common.remove_files(posh)
if __name__ == "__main__":
exit(main())