mirror of
https://github.com/volatilityfoundation/volatility
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iMHLv2
103 lines
3.8 KiB
Python
103 lines
3.8 KiB
Python
# Volatility
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# Copyright (C) 2007-2013 Volatility Foundation
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# Copyright (C) 2010,2011,2012 Michael Hale Ligh <michael.ligh@mnin.org>
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# Copyright (C) 2009 Brendan Dolan-Gavitt
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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.gui.windowstations as windowstations
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import volatility.debug as debug
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try:
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from PIL import Image, ImageDraw
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has_pil = True
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except ImportError:
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has_pil = False
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class Screenshot(windowstations.WndScan):
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"""Save a pseudo-screenshot based on GDI windows"""
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def __init__(self, config, *args, **kwargs):
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windowstations.WndScan.__init__(self, config, *args, **kwargs)
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config.add_option("DUMP-DIR", short_option = 'D', type = "string",
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help = "Output directory", action = "store")
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def draw_text(self, draw, text, left, top, fill = "Black"):
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"""Label windows in the screen shot"""
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lines = text.split('\x0d\x0a')
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for line in lines:
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draw.text( (left, top), line, fill = fill)
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_, height = draw.textsize(line)
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top += height
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def render_text(self, outfd, data):
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if not has_pil:
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debug.error("Please install PIL")
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if not self._config.DUMP_DIR or not os.path.isdir(self._config.DUMP_DIR):
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debug.error("Please supply an existing --dump-dir")
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seen = []
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for window_station in data:
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for desktop in window_station.desktops():
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offset = desktop.PhysicalAddress
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if offset in seen:
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continue
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seen.append(offset)
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# The foreground window
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win = desktop.DeskInfo.spwnd
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# Some desktops don't have any windows
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if not win:
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debug.warning("{0}\{1}\{2} has no windows\n".format(
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desktop.dwSessionId, window_station.Name, desktop.Name))
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continue
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im = Image.new("RGB", (win.rcWindow.right + 1, win.rcWindow.bottom + 1), "White")
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draw = ImageDraw.Draw(im)
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# Traverse windows, visible only
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for win, _level in desktop.windows(
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win = win,
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filter = lambda x : 'WS_VISIBLE' in str(x.style)):
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draw.rectangle(win.rcWindow.get_tup(), outline = "Black", fill = "White")
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draw.rectangle(win.rcClient.get_tup(), outline = "Black", fill = "White")
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## Create labels for the windows
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self.draw_text(draw, str(win.strName or ''), win.rcWindow.left + 2, win.rcWindow.top)
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file_name = "session_{0}.{1}.{2}.png".format(
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desktop.dwSessionId,
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window_station.Name, desktop.Name)
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file_name = os.path.join(self._config.DUMP_DIR,
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file_name)
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try:
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im.save(file_name, "PNG")
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result = "Wrote {0}".format(file_name)
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except SystemError, why:
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result = why
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outfd.write("{0}\n".format(result))
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