mirror of
https://github.com/volatilityfoundation/volatility3.git
synced 2026-10-01 05:54:58 +02:00
David McDonald
a6f9a0e95b
This replaces all uses of `requirements.PluginRequirements` with `requirements.VersionRequirement`.
108 lines
3.7 KiB
Python
108 lines
3.7 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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from volatility3.framework import interfaces
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from volatility3.framework import renderers
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from volatility3.framework.configuration import requirements
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from volatility3.framework.objects import utility
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from volatility3.framework.renderers import format_hints
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from volatility3.plugins.mac import pslist
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class Malfind(interfaces.plugins.PluginInterface):
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"""Lists process memory ranges that potentially contain injected code."""
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_required_framework_version = (2, 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.ModuleRequirement(
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name="kernel",
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description="Kernel module for the OS",
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architectures=["Intel32", "Intel64"],
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),
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requirements.VersionRequirement(
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name="pslist", component=pslist.PsList, version=(3, 0, 0)
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),
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requirements.ListRequirement(
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name="pid",
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description="Filter on specific process IDs",
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element_type=int,
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optional=True,
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),
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]
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def _list_injections(self, task):
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"""Generate memory regions for a process that may contain injected
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code."""
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proc_layer_name = task.add_process_layer()
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if proc_layer_name is None:
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return None
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proc_layer = self.context.layers[proc_layer_name]
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for vma in task.get_map_iter():
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if not vma.is_suspicious(
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self.context,
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self.context.modules[self.config["kernel"]].symbol_table_name,
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):
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data = proc_layer.read(vma.links.start, 64, pad=True)
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yield vma, data
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def _generator(self, tasks):
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# determine if we're on a 32 or 64 bit kernel
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if self.context.modules[self.config["kernel"]].get_type("pointer").size == 4:
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is_32bit_arch = True
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else:
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is_32bit_arch = False
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for task in tasks:
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process_name = utility.array_to_string(task.p_comm)
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for vma, data in self._list_injections(task):
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if is_32bit_arch:
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architecture = "intel"
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else:
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architecture = "intel64"
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disasm = interfaces.renderers.Disassembly(
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data, vma.links.start, architecture
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)
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yield (
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0,
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(
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task.p_pid,
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process_name,
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format_hints.Hex(vma.links.start),
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format_hints.Hex(vma.links.end),
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vma.get_perms(),
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format_hints.HexBytes(data),
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disasm,
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),
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)
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def run(self):
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filter_func = pslist.PsList.create_pid_filter(self.config.get("pid", None))
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list_tasks = pslist.PsList.get_list_tasks(
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self.config.get("pslist_method", pslist.PsList.pslist_methods[0])
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)
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return renderers.TreeGrid(
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[
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("PID", int),
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("Process", str),
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("Start", format_hints.Hex),
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("End", format_hints.Hex),
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("Protection", str),
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("Hexdump", format_hints.HexBytes),
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("Disasm", interfaces.renderers.Disassembly),
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],
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self._generator(
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list_tasks(self.context, self.config["kernel"], filter_func=filter_func)
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),
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)
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