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

39 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="4e63cb99-b56d-4c75-9cda-3a7f30861d35",
platforms=["macos"],
endpoint=[],
siem=[{"rule_name": "Persistence via Folder Action Script", "rule_id": "c292fa52-4115-408a-b897-e14f684b3cb7"}],
techniques=["T1037", "T1059"],
)
@common.requires_os(*metadata.platforms)
def main():
# create masquerades
masquerade = "/tmp/com.apple.foundation.UserScriptService"
masquerade2 = "/tmp/osascript"
common.create_macos_masquerade(masquerade)
common.create_macos_masquerade(masquerade2)
# Execute command
common.log("Launching fake commands to mimic modification of a Folder Action script")
common.execute([masquerade, "childprocess", masquerade2], timeout=1, kill=True)
# cleanup
common.remove_file(masquerade)
common.remove_file(masquerade2)
if __name__ == "__main__":
exit(main())