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62 lines
2.5 KiB
Python
62 lines
2.5 KiB
Python
# This file is Copyright 2019 Volatility Foundation and licensed under the Volatility Software License 1.0
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# which is available at https://www.volatilityfoundation.org/license/vsl-v1.0
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#
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"""A module containing a collection of plugins that produce data typically
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found in Mac's lsmod command."""
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from volatility.framework import renderers, interfaces, contexts
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from volatility.framework.automagic import mac
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from volatility.framework.configuration import requirements
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from volatility.framework.interfaces import plugins
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from volatility.framework.objects import utility
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from volatility.framework.renderers import format_hints
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class Lsmod(plugins.PluginInterface):
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"""Lists loaded kernel modules."""
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_version = (1, 0, 0)
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@classmethod
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def get_requirements(cls):
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return [
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requirements.TranslationLayerRequirement(name = 'primary',
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description = 'Memory layer for the kernel',
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architectures = ["Intel32", "Intel64"]),
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requirements.SymbolTableRequirement(name = "darwin", description = "Linux kernel symbols")
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]
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@classmethod
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def list_modules(cls, context: interfaces.context.ContextInterface, layer_name: str, darwin_symbols: str):
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"""Lists all the modules in the primary layer.
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Args:
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context: The context to retrieve required elements (layers, symbol tables) from
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layer_name: The name of the layer on which to operate
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darwin_symbols: The name of the table containing the kernel symbols
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Returns:
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A list of modules from the `layer_name` layer
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"""
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mac.MacUtilities.aslr_mask_symbol_table(context, darwin_symbols, layer_name)
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kernel = contexts.Module(context, darwin_symbols, layer_name, 0)
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kmod_ptr = kernel.object_from_symbol(symbol_name = "kmod")
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# TODO - use smear-proof list walking API after dev release
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kmod = kmod_ptr.dereference().cast("kmod_info")
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while kmod != 0:
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yield kmod
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kmod = kmod.next
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def _generator(self):
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for module in self.list_modules(self.context, self.config['primary'], self.config['darwin']):
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mod_name = utility.array_to_string(module.name)
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mod_size = module.size
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yield 0, (format_hints.Hex(module.vol.offset), mod_name, mod_size)
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def run(self):
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return renderers.TreeGrid([("Offset", format_hints.Hex), ("Name", str), ("Size", int)], self._generator())
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