Justin Ibarra
35 lines
994 B
Python
35 lines
994 B
Python
# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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# or more contributor license agreements. Licensed under the Elastic License
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# 2.0; you may not use this file except in compliance with the Elastic License
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# 2.0.
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# Name: Downloading Files With Certutil
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# RTA: certutil_webrequest.py
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# ATT&CK: T1105
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# Description: Uses certutil.exe to download a file.
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from . import common
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MY_DLL = common.get_path("bin", "mydll.dll")
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@common.requires_os(common.WINDOWS)
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@common.dependencies(MY_DLL)
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def main():
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# http server will terminate on main thread exit
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# if daemon is True
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server, ip, port = common.serve_web()
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uri = "bin/mydll.dll"
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target_file = "mydll.dll"
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common.clear_web_cache()
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url = "http://{ip}:{port}/{uri}".format(ip=ip, port=port, uri=uri)
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common.execute(["certutil.exe", "-urlcache", "-split", "-f", url, target_file])
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server.shutdown()
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common.remove_file(target_file)
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if __name__ == "__main__":
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exit(main())
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