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

39 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="d1988e82-a079-4fc2-99f7-2bdbc9af0e00",
platforms=["macos"],
endpoint=[{"rule_name": "Potential Persistence via Emond", "rule_id": "1cd247d8-00e8-4c62-b9ee-90cd1811460b"}],
siem=[{"rule_name": "Suspicious Emond Child Process", "rule_id": "3e3d15c6-1509-479a-b125-21718372157e"}],
techniques=["T1546"],
)
@common.requires_os(*metadata.platforms)
def main():
# create masquerades
masquerade = "/tmp/emond"
masquerade2 = "/tmp/bash"
common.create_macos_masquerade(masquerade)
common.create_macos_masquerade(masquerade2)
# Execute commands
common.log("Launching fake emond commands to mimic spawning child process.")
common.execute([masquerade, "childprocess", masquerade2], timeout=5, kill=True)
# cleanup
common.remove_file(masquerade)
common.remove_file(masquerade2)
if __name__ == "__main__":
exit(main())