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

37 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.
from . import common
from . import RtaMetadata
metadata = RtaMetadata(
uuid="0860c487-e9e0-4f86-9829-5bb98f615046",
platforms=["windows"],
endpoint=[
{"rule_name": "Execution from Unusual Directory", "rule_id": "16c84e67-e5e7-44ff-aefa-4d771bcafc0c"},
{"rule_name": "Binary Masquerading via Untrusted Path", "rule_id": "35dedf0c-8db6-4d70-b2dc-a133b808211f"},
],
siem=[],
techniques=["T1218", "T1036", "T1059"],
)
@common.requires_os(*metadata.platforms)
def main():
exe_path = "c:\\windows\\system32\\cscript.exe"
binary = "c:\\Users\\Public\\cscript.exe"
common.copy_file(exe_path, binary)
# Execute command
common.log("Executing cscript from unusual directory")
common.execute([binary], timeout=5, kill=True)
common.remove_files(binary)
if __name__ == "__main__":
exit(main())