Files
sigma-rules/rta/regsvr32_unusual_args.py
T
2022-09-08 12:50:39 -04:00

38 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="469d383a-d03f-470a-bcba-15da9dd373ed",
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"},
{"rule_name": "Regsvr32 with Unusual Arguments", "rule_id": "5db08297-bf72-49f4-b426-f405c2b01326"},
],
siem=[],
techniques=["T1218", "T1036", "T1059"],
)
EXE_FILE = common.get_path("bin", "renamed.exe")
@common.requires_os(metadata.platforms)
def main():
binary = "regsvr32.exe"
common.copy_file(EXE_FILE, binary)
# Execute Command
common.execute([binary, "cd", "C:\\Users\\Public\\"], timeout=10, kill=True)
common.remove_file(binary)
if __name__ == "__main__":
exit(main())