Files
sigma-rules/rta/registry_rdp_enable.py
T
Colson Wilhoit 150ff0502e Linux Shell Evasion Rule Tuning (#1878)
* Linux Shell Evasion Rule Tuning

* Update execution_python_tty_shell.toml

* Update rules/linux/execution_apt_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_apt_binary.toml

* Update rules/linux/execution_awk_binary_shell.toml

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* Update rules/linux/execution_awk_binary_shell.toml

* Update rules/linux/execution_c89_c99_binary.toml

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* Update rules/linux/execution_c89_c99_binary.toml

* Update rules/linux/execution_cpulimit_binary.toml

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* Update rules/linux/execution_cpulimit_binary.toml

* Update rules/linux/execution_expect_binary.toml

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* Update rules/linux/execution_expect_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_expect_binary.toml

* Update rules/linux/execution_find_binary.toml

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* Update rules/linux/execution_find_binary.toml

* Update rules/linux/execution_gcc_binary.toml

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* Update rules/linux/execution_gcc_binary.toml

* Update rules/linux/execution_mysql_binary.toml

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* Update rules/linux/execution_mysql_binary.toml

* Update rules/linux/execution_nice_binary.toml

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* Update rules/linux/execution_nice_binary.toml

* Update rules/linux/execution_ssh_binary.toml

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* Update rules/linux/execution_ssh_binary.toml

* Update execution_perl_tty_shell.toml

* Update execution_python_tty_shell.toml

* Update rules/linux/execution_apt_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_awk_binary_shell.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_c89_c99_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_cpulimit_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_expect_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_find_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_gcc_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_mysql_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_nice_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

* Update rules/linux/execution_ssh_binary.toml

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>

Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
2022-03-29 21:03:35 -04:00

30 lines
978 B
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.
# Name: Enable RDP Through Registry
# RTA: registry_rdp_enable.py
# signal.rule.name: Potential Modification of Accessibility Binaries
# ATT&CK: T1076
# Description: Identifies registry write modification to enable RDP access.
from . import common
@common.requires_os(common.WINDOWS)
def main():
common.log("Enabling RDP Through Registry")
# get the current value
key = "System\\CurrentControlSet\\Control\\Terminal Server"
value = "fDenyTSConnections"
with common.temporary_reg(common.HKLM, key, value, 1, common.DWORD):
# while temporarily disabled, re-enable the service
common.write_reg(common.HKLM, key, value, 0, common.DWORD, restore=False)
if __name__ == "__main__":
exit(main())