mirror of
https://github.com/volatilityfoundation/volatility
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iMHLv2
114 lines
4.9 KiB
Python
114 lines
4.9 KiB
Python
# Volatility
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# Copyright (C) 2009-2013 Volatility Foundation
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#
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# This file is part of Volatility.
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#
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# Volatility is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# Volatility is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Volatility. If not, see <http://www.gnu.org/licenses/>.
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#
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import os
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import volatility.plugins.crashinfo as crashinfo
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import volatility.utils as utils
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class VMwareInfo(crashinfo.CrashInfo):
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"""Dump VMware VMSS/VMSN information"""
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target_as = ['VMWareAddressSpace', 'VMWareMetaAddressSpace']
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def __init__(self, config, *args, **kwargs):
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crashinfo.CrashInfo.__init__(self, config, *args, **kwargs)
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config.add_option('DUMP-DIR', short_option = 'D', default = None,
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help = 'Directory in which to dump the screenshot (if available)')
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@staticmethod
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def is_valid_profile(profile):
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return True
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def render_text(self, outfd, data):
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header = data.get_header()
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## First some of the version meta-data
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outfd.write("Magic: {0:#x} (Version {1})\n".format(header.Magic, header.Version))
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outfd.write("Group count: {0:#x}\n".format(header.GroupCount))
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## Now let's print the runs
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self.table_header(outfd, [("File Offset", "#018x"),
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("PhysMem Offset", "#018x"),
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("Size", "#018x")])
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for memory_offset, file_offset, length in data.get_runs():
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self.table_row(outfd, file_offset, memory_offset, length)
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outfd.write("\n")
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## Go through and print the groups and tags
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self.table_header(outfd, [("DataOffset", "#018x"),
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("DataSize", "#018x"),
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("Name", "50"),
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("Value", "")])
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for group in header.Groups:
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for tag in group.Tags:
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## The indices should look like [0][1]
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indices = ""
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for i in tag.TagIndices:
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indices += "[{0}]".format(i)
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## Attempt to format standard values
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if tag.DataMemSize == 0:
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value = ""
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elif tag.DataMemSize == 1:
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value = "{0}".format(tag.cast_as("unsigned char"))
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elif tag.DataMemSize == 2:
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value = "{0}".format(tag.cast_as("unsigned short"))
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elif tag.DataMemSize == 4:
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value = "{0:#x}".format(tag.cast_as("unsigned int"))
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elif tag.DataMemSize == 8:
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value = "{0:#x}".format(tag.cast_as("unsigned long long"))
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else:
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value = ""
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self.table_row(outfd,
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tag.RealDataOffset,
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tag.DataMemSize,
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"{0}/{1}{2}".format(group.Name, tag.Name, indices),
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value)
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## In verbose mode, when we're *not* dealing with memory segments,
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## print a hexdump of the data
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if (self._config.VERBOSE and tag.DataMemSize > 0
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and str(group.Name) != "memory" and value == ""):
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## When we read, it must be done via the AS base (FileAddressSpace)
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addr = tag.RealDataOffset
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data = tag.obj_vm.read(addr, tag.DataMemSize)
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outfd.write("".join(["{0:#010x} {1:<48} {2}\n".format(addr + o, h, ''.join(c))
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for o, h, c in utils.Hexdump(data)
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]))
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## If an output directory was supplied, extract the
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## snapshot thumbnail image using the code below.
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if (self._config.DUMP_DIR and
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str(group.Name) == "MKSVMX" and
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str(tag.Name) == "imageData"):
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full_path = os.path.join(self._config.DUMP_DIR, "screenshot.png")
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with open(full_path, "wb") as fh:
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fh.write(data)
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outfd.write("Wrote screenshot to: {0}\n".format(full_path))
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