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Sync RTA Shared Object Load via LoLBin (#4198)
Co-authored-by: shashank-elastic <[email protected]> (cherry picked from commit 0ef1226)
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# 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. | ||
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import sys | ||
from . import RtaMetadata, common | ||
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metadata = RtaMetadata( | ||
uuid="1843a19e-1016-4784-a175-e9fdf26f4b8f", | ||
platforms=["linux"], | ||
endpoint=[ | ||
{ | ||
"rule_name": "Shared Object Load via LoLBin", | ||
"rule_id": "42c2e98b-b757-423f-ac25-8183d8c76b97", | ||
}, | ||
], | ||
techniques=["T1218", "T1574", "T1059"], | ||
) | ||
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@common.requires_os(*metadata.platforms) | ||
def main() -> None: | ||
common.log("Creating a fake executable..") | ||
masquerade = "/tmp/gdb" | ||
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source = common.get_path("bin", "linux.ditto_and_spawn") | ||
common.copy_file(source, masquerade) | ||
common.log("Granting execute permissions...") | ||
common.execute(["chmod", "+x", masquerade]) | ||
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commands = [masquerade, 'cdll.LoadLibrary.so'] | ||
common.execute([*commands], timeout=5, kill=True) | ||
common.log("Cleaning...") | ||
common.remove_file(masquerade) | ||
common.log("Simulation successfull!") | ||
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if __name__ == "__main__": | ||
sys.exit(main()) |