34 lines
1.0 KiB
Python
34 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="9f58f9e7-a0f5-48e6-a924-d437fd626195",
|
|
platforms=["windows"],
|
|
endpoint=[],
|
|
siem=[
|
|
{'rule_id': '8c37dc0e-e3ac-4c97-8aa0-cf6a9122de45', 'rule_name': 'Unusual Child Process of dns.exe'},
|
|
{'rule_id': 'c7ce36c0-32ff-4f9a-bfc2-dcb242bf99f9', 'rule_name': 'Unusual File Modification by dns.exe'}
|
|
],
|
|
techniques=['T1133'],
|
|
)
|
|
EXE_FILE = common.get_path("bin", "renamed_posh.exe")
|
|
|
|
|
|
@common.requires_os(*metadata.platforms)
|
|
def main():
|
|
dns = "C:\\Users\\Public\\dns.exe"
|
|
common.copy_file(EXE_FILE, dns)
|
|
|
|
common.execute([dns, "/c", EXE_FILE, "echo AAAAAA | Out-File a.txt"], timeout=5, kill=True)
|
|
common.remove_files(dns)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
exit(main())
|