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volatilityfoundation-volati…/volatility/plugins/mac/dump_map.py
T
2013-01-31 23:41:20 +00:00

66 lines
2.5 KiB
Python

# Volatility
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
@author: Andrew Case
@license: GNU General Public License 2.0 or later
@contact: atcuno@gmail.com
@organization:
"""
import os
import volatility.obj as obj
import volatility.debug as debug
import volatility.plugins.mac.proc_maps as proc_maps
class mac_dump_maps(proc_maps.mac_proc_maps):
""" Dumps memory ranges of processes """
def __init__(self, config, *args, **kwargs):
proc_maps.mac_proc_maps.__init__(self, config, *args, **kwargs)
self._config.add_option('MAP_ADDRESS', short_option = 's', default = None, help = 'Filter by starting address of map', action = 'store', type = 'long')
self._config.add_option('OUTPUTFILE', short_option = 'O', default = None, help = 'Output File', action = 'store', type = 'str')
def render_text(self, outfd, data):
if not self._config.OUTPUTFILE:
debug.error("Please specify an OUTPUTFILE")
elif os.path.exists(self._config.OUTPUTFILE):
debug.error("Cowardly refusing to overwrite an existing file")
outfile = open(self._config.OUTPUTFILE, "wb+")
map_address = self._config.MAP_ADDRESS
size = 0
for proc, map in data:
if not map_address or map_address == map.links.start:
for page in self._read_addr_range(proc, map.links.start, map.links.end):
size += len(page)
outfile.write(page)
outfile.close()
outfd.write("Wrote {0} bytes\n".format(size))
def _read_addr_range(self, proc, start, end):
pagesize = 4096
# set the as with our new dtb so we can read from userland
proc_as = proc.get_process_address_space()
while start < end:
page = proc_as.zread(start, pagesize)
yield page
start = start + pagesize