# This file is Copyright 2019 Volatility Foundation and licensed under the Volatility Software License 1.0
# which is available at https://www.volatilityfoundation.org/license/vsl-v1.0
#
from typing import Iterable
from volatility3.framework import renderers, interfaces, symbols
from volatility3.framework.configuration import requirements
from volatility3.framework.renderers import format_hints
from volatility3.framework.symbols.windows import versions
from volatility3.plugins.windows import poolscanner, bigpools
[docs]class HiveScan(interfaces.plugins.PluginInterface):
"""Scans for registry hives present in a particular windows memory
image."""
_required_framework_version = (1, 0, 0)
_version = (1, 0, 0)
[docs] @classmethod
def get_requirements(cls):
return [
requirements.TranslationLayerRequirement(name = 'primary',
description = 'Memory layer for the kernel',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolTableRequirement(name = "nt_symbols", description = "Windows kernel symbols"),
requirements.PluginRequirement(name = 'poolscanner', plugin = poolscanner.PoolScanner, version = (1, 0, 0)),
requirements.PluginRequirement(name = 'bigpools', plugin = bigpools.BigPools, version = (1, 0, 0)),
]
[docs] @classmethod
def scan_hives(cls,
context: interfaces.context.ContextInterface,
layer_name: str,
symbol_table: str) -> \
Iterable[interfaces.objects.ObjectInterface]:
"""Scans for hives using the poolscanner module and constraints or bigpools module with tag.
Args:
context: The context to retrieve required elements (layers, symbol tables) from
layer_name: The name of the layer on which to operate
symbol_table: The name of the table containing the kernel symbols
Returns:
A list of Hive objects as found from the `layer_name` layer based on Hive pool signatures
"""
is_64bit = symbols.symbol_table_is_64bit(context, symbol_table)
is_windows_8_1_or_later = versions.is_windows_8_1_or_later(context = context, symbol_table = symbol_table)
if is_windows_8_1_or_later and is_64bit:
kvo = context.layers[layer_name].config['kernel_virtual_offset']
ntkrnlmp = context.module(symbol_table, layer_name = layer_name, offset = kvo)
for pool in bigpools.BigPools.list_big_pools(context,
layer_name = layer_name,
symbol_table = symbol_table,
tags = ["CM10"]):
cmhive = ntkrnlmp.object(object_type = "_CMHIVE", offset = pool.Va, absolute = True)
yield cmhive
else:
constraints = poolscanner.PoolScanner.builtin_constraints(symbol_table, [b'CM10'])
for result in poolscanner.PoolScanner.generate_pool_scan(context, layer_name, symbol_table, constraints):
_constraint, mem_object, _header = result
yield mem_object
def _generator(self):
for hive in self.scan_hives(self.context, self.config['primary'], self.config['nt_symbols']):
yield (0, (format_hints.Hex(hive.vol.offset), ))
[docs] def run(self):
return renderers.TreeGrid([("Offset", format_hints.Hex)], self._generator())