exec_svchost_child_schedule.py

# 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="e9ee4f0c-b8c6-4471-b132-1edf4a7ca441",
    platforms=["windows"],
    endpoint=[
        {"rule_name": "Binary Masquerading via Untrusted Path", "rule_id": "35dedf0c-8db6-4d70-b2dc-a133b808211f"},
        {"rule_name": "Potential Masquerading as SVCHOST", "rule_id": "5b00c9ba-9546-47cc-8f9f-1c1a3e95f65c"},
        {"rule_name": "Suspicious Windows Schedule Child Process", "rule_id": "eb04896b-935f-4d12-b2ad-579db82e1f42"},
    ],
    siem=[],
    techniques=["T1218", "T1036", "T1216", "T1220", "T1053", "T1059"],
)

EXE_FILE = common.get_path("bin", "renamed_posh.exe")


@common.requires_os(metadata.platforms)
def main():
    svchost = "C:\\Users\\Public\\svchost.exe"
    common.copy_file(EXE_FILE, svchost)

    common.execute([svchost, "/c", "echo", "Schedule", "; mshta"], timeout=1, kill=True)
    common.remove_file(svchost)


if __name__ == "__main__":
    exit(main())