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

40 lines
1.0 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="66407efa-a32e-4f4d-b339-def48e23e810",
platforms=["macos"],
endpoint=[],
siem=[
{
"rule_name": "Apple Script Execution followed by Network Connection",
"rule_id": "47f76567-d58a-4fed-b32b-21f571e28910",
}
],
techniques=["T1105", "T1059"],
)
@common.requires_os(metadata.platforms)
def main():
masquerade = "/tmp/osascript"
common.copy_file("/usr/bin/curl", masquerade)
# Execute command
common.log("Launching fake commands to mimic creating a network connection with osascript")
common.execute([masquerade, "portquiz.net"], timeout=10, kill=True)
# cleanup
common.remove_file(masquerade)
if __name__ == "__main__":
exit(main())