# This file is opyright 2020 Volatility Foundation and licensed under the Volatility Software License 1.0
# which is available at https://www.volatilityfoundation.org/license/vsl-v1.0
#
from volatility3.framework import renderers, interfaces
from volatility3.framework.configuration import requirements
from volatility3.framework.objects import utility
from volatility3.framework.renderers import format_hints
from volatility3.framework.symbols import mac
from volatility3.plugins.mac import lsmod, kauth_scopes
[docs]class Kauth_listeners(interfaces.plugins.PluginInterface):
""" Lists kauth listeners and their status """
_required_framework_version = (2, 0, 0)
[docs] @classmethod
def get_requirements(cls):
return [
requirements.ModuleRequirement(name = 'kernel', description = 'Kernel module for the OS',
architectures = ["Intel32", "Intel64"]),
requirements.VersionRequirement(name = 'macutils', component = mac.MacUtilities, version = (1, 1, 0)),
requirements.PluginRequirement(name = 'lsmod', plugin = lsmod.Lsmod, version = (2, 0, 0)),
requirements.PluginRequirement(name = 'kauth_scopes',
plugin = kauth_scopes.Kauth_scopes,
version = (2, 0, 0))
]
def _generator(self):
"""
Enumerates the listeners for each kauth scope
"""
kernel = self.context.modules[self.config['kernel']]
mods = lsmod.Lsmod.list_modules(self.context, self.config['kernel'])
handlers = mac.MacUtilities.generate_kernel_handler_info(self.context, kernel.layer_name, kernel, mods)
for scope in kauth_scopes.Kauth_scopes.list_kauth_scopes(self.context, self.config['kernel']):
scope_name = utility.pointer_to_string(scope.ks_identifier, 128)
for listener in scope.get_listeners():
callback = listener.kll_callback
if callback == 0:
continue
module_name, symbol_name = mac.MacUtilities.lookup_module_address(self.context, handlers, callback,
self.config['kernel'])
yield (0, (scope_name, format_hints.Hex(listener.kll_idata), format_hints.Hex(callback), module_name,
symbol_name))
[docs] def run(self):
return renderers.TreeGrid([("Name", str), ("IData", format_hints.Hex), ("Callback Address", format_hints.Hex),
("Module", str), ("Symbol", str)], self._generator())