Files
volatility3/volatility/plugins/windows/info.py
T

137 lines
6.2 KiB
Python

import time
import volatility.framework.interfaces.plugins as plugins
from volatility.framework import constants
from volatility.framework.configuration import requirements
from volatility.framework.renderers import TreeGrid
from volatility.framework.symbols.windows.kdbg import KdbgIntermedSymbols
from volatility.framework.symbols.windows.pe import PEIntermedSymbols
class Info(plugins.PluginInterface):
"""Show OS & kernel details of the memory sample being analyzed"""
@classmethod
def get_requirements(cls):
return [requirements.TranslationLayerRequirement(name = 'primary',
description = 'Kernel Address Space',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolRequirement(name = "nt_symbols", description = "Windows OS")]
def get_depends(self, layer_name: str, index: int = 0):
"""List the dependencies of a given layer.
Args:
layer_name: the name of the starting layer
index: the index/order of the layer
"""
layer = self.context.memory[layer_name]
yield index, layer
try:
for depends in layer.dependencies:
for j, dep in self.get_depends(depends, index + 1):
yield j, self.context.memory[dep.name]
except AttributeError:
# FileLayer won't have dependencies
pass
def _generator(self):
virtual_layer_name = self.config["primary"]
virtual_layer = self.context.memory[virtual_layer_name]
native_types = self.context.symbol_space[self.config["nt_symbols"]].natives
kdbg_table_name = KdbgIntermedSymbols.create(self.context,
self.config_path,
"windows",
"kdbg",
native_types = native_types)
pe_table_name = PEIntermedSymbols.create(self.context,
self.config_path,
"windows",
"pe")
kvo = virtual_layer.config["kernel_virtual_offset"]
ntkrnlmp = self.context.module(self.config["nt_symbols"],
layer_name = virtual_layer_name, offset = kvo)
kdbg_offset = ntkrnlmp.get_symbol("KdDebuggerDataBlock").address
kdbg = self.context.object(kdbg_table_name + constants.BANG +
"_KDDEBUGGER_DATA64", offset = kvo + kdbg_offset,
layer_name = virtual_layer_name)
yield (0, ("Memory Location", self.config["primary.memory_layer.location"]))
yield (0, ("Kernel Base", hex(self.config["primary.kernel_virtual_offset"])))
yield (0, ("DTB", hex(self.config["primary.page_map_offset"])))
yield (0, ("Symbols", self.config["nt_symbols.isf_url"]))
for i, layer in self.get_depends("primary"):
yield (0, (layer.name, "{} {}".format(i, layer.__class__.__name__)))
if kdbg.Header.OwnerTag == 0x4742444B:
yield (0, ("KdDebuggerDataBlock", hex(kdbg.vol.offset)))
yield (0, ("NTBuildLab", kdbg.get_build_lab()))
yield (0, ("CSDVersion", str(kdbg.get_csdversion())))
vers_offset = ntkrnlmp.get_symbol("KdVersionBlock").address
vers = ntkrnlmp.object(type_name = "_DBGKD_GET_VERSION64",
layer_name = virtual_layer_name,
offset = kvo + vers_offset)
yield (0, ("KdVersionBlock", hex(vers.vol.offset)))
yield (0, ("Major/Minor", "{0}.{1}".format(vers.MajorVersion, vers.MinorVersion)))
yield (0, ("MachineType", str(vers.MachineType)))
cpu_count_offset = ntkrnlmp.get_symbol("KeNumberProcessors").address
cpu_count = ntkrnlmp.object(type_name = "unsigned int",
layer_name = virtual_layer_name,
offset = kvo + cpu_count_offset)
yield (0, ("KeNumberProcessors", str(cpu_count)))
# this is a hard-coded address in the Windows OS
if virtual_layer.bits_per_register == 32:
kuser_addr = 0xFFDF0000
else:
kuser_addr = 0xFFFFF78000000000
kuser = ntkrnlmp.object(type_name = "_KUSER_SHARED_DATA",
layer_name = virtual_layer_name,
offset = kuser_addr)
yield (0, ("SystemTime", str(kuser.SystemTime.get_time())))
yield (0, ("NtSystemRoot", str(kuser.NtSystemRoot.cast("string",
encoding = "utf-16",
errors = "replace",
max_length = 260))))
yield (0, ("NtProductType", str(kuser.NtProductType.description)))
yield (0, ("NtMajorVersion", str(kuser.NtMajorVersion)))
yield (0, ("NtMinorVersion", str(kuser.NtMinorVersion)))
# yield (0, ("KdDebuggerEnabled", "True" if ord(kuser.KdDebuggerEnabled) else "False"))
# yield (0, ("SafeBootMode", "True" if ord(kuser.SafeBootMode) else "False"))
dos_header = self.context.object(pe_table_name + constants.BANG +
"_IMAGE_DOS_HEADER", offset = kvo,
layer_name = virtual_layer_name)
nt_header = dos_header.get_nt_header()
yield (0, ("PE MajorOperatingSystemVersion", str(nt_header.OptionalHeader.MajorOperatingSystemVersion)))
yield (0, ("PE MinorOperatingSystemVersion", str(nt_header.OptionalHeader.MinorOperatingSystemVersion)))
yield (0, ("PE Machine", str(nt_header.FileHeader.Machine)))
yield (0, ("PE TimeDateStamp", time.asctime(time.gmtime(nt_header.FileHeader.TimeDateStamp))))
def run(self):
return TreeGrid([("Variable", str),
("Value", str)],
self._generator())