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

41 lines
1.1 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.
import os
import subprocess
import tempfile
from . import common
from . import RtaMetadata
metadata = RtaMetadata(
uuid="9cb42759-a161-4d93-b07d-3c8254dc8838",
platforms=["windows"],
endpoint=[],
siem=[{"rule_id": "55d551c6-333b-4665-ab7e-5d14a59715ce", "rule_name": "PsExec Network Connection"}],
techniques=["T1569"],
)
@common.requires_os(metadata.platforms)
def main():
temp_path = os.path.join(tempfile.gettempdir(), os.urandom(16).encode("hex"))
sdelete_path = common.get_path("bin", "sdelete.exe")
try:
# Create a temporary file and close handles so it can be deleted
with open(temp_path, "wb") as f_out:
f_out.write("A")
subprocess.check_call([sdelete_path, "/accepteula", temp_path])
finally:
common.remove_file(temp_path)
if __name__ == "__main__":
exit(main())