# Volatility # Copyright (C) 2008 Volatile Systems # # Additional Authors: # Mike Auty # # 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 # # Based heavily upon the getsids plugin by Moyix # http://kurtz.cs.wesleyan.edu/%7Ebdolangavitt/memory/getsids.py """ @author: AAron Walters and Brendan Dolan-Gavitt @license: GNU General Public License 2.0 or later @contact: awalters@volatilesystems.com,bdolangavitt@wesleyan.edu @organization: Volatile Systems """ import volatility.obj as obj import volatility.plugins.taskmods as taskmods import re def find_sid_re(sid_string, sid_re_list): for reg, name in sid_re_list: if reg.search(sid_string): return name well_known_sid_re = [ (re.compile(r'S-1-5-[0-9-]+-500'), 'Administrator'), (re.compile(r'S-1-5-[0-9-]+-501'), 'Guest'), (re.compile(r'S-1-5-[0-9-]+-502'), 'KRBTGT'), (re.compile(r'S-1-5-[0-9-]+-512'), 'Domain Admins'), (re.compile(r'S-1-5-[0-9-]+-513'), 'Domain Users'), (re.compile(r'S-1-5-[0-9-]+-514'), 'Domain Guests'), (re.compile(r'S-1-5-[0-9-]+-515'), 'Domain Computers'), (re.compile(r'S-1-5-[0-9-]+-516'), 'Domain Controllers'), (re.compile(r'S-1-5-[0-9-]+-517'), 'Cert Publishers'), (re.compile(r'S-1-5-[0-9-]+-520'), 'Group Policy Creator Owners'), (re.compile(r'S-1-5-[0-9-]+-533'), 'RAS and IAS Servers'), (re.compile(r'S-1-5-5-[0-9]+-[0-9]+'), 'Logon Session'), (re.compile(r'S-1-5-21-[0-9-]+-518'), 'Schema Admins'), (re.compile(r'S-1-5-21-[0-9-]+-519'), 'Enterprise Admins'), (re.compile(r'S-1-5-21-[0-9-]+-553'), 'RAS Servers'), ] well_known_sids = { 'S-1-0': 'Null Authority', 'S-1-0-0': 'Nobody', 'S-1-1': 'World Authority', 'S-1-1-0': 'Everyone', 'S-1-2': 'Local Authority', 'S-1-2-0': 'Local (Users with the ability to log in locally)', 'S-1-2-1': 'Console Logon (Users who are logged onto the physical console)', 'S-1-3': 'Creator Authority', 'S-1-3-0': 'Creator Owner', 'S-1-3-1': 'Creator Group', 'S-1-3-2': 'Creator Owner Server', 'S-1-3-3': 'Creator Group Server', 'S-1-3-4': 'Owner Rights', 'S-1-4': 'Non-unique Authority', 'S-1-5': 'NT Authority', 'S-1-5-1': 'Dialup', 'S-1-5-2': 'Network', 'S-1-5-3': 'Batch', 'S-1-5-4': 'Interactive', 'S-1-5-6': 'Service', 'S-1-5-7': 'Anonymous', 'S-1-5-8': 'Proxy', 'S-1-5-9': 'Enterprise Domain Controllers', 'S-1-5-10': 'Principal Self', 'S-1-5-11': 'Authenticated Users', 'S-1-5-12': 'Restricted Code', 'S-1-5-13': 'Terminal Server Users', 'S-1-5-14': 'Remote Interactive Logon', 'S-1-5-15': 'This Organization', 'S-1-5-17': 'This Organization (Used by the default IIS user)', 'S-1-5-18': 'Local System', 'S-1-5-19': 'NT Authority', 'S-1-5-20': 'NT Authority', 'S-1-5-32-544': 'Administrators', 'S-1-5-32-545': 'Users', 'S-1-5-32-546': 'Guests', 'S-1-5-32-547': 'Power Users', 'S-1-5-32-548': 'Account Operators', 'S-1-5-32-549': 'Server Operators', 'S-1-5-32-550': 'Print Operators', 'S-1-5-32-551': 'Backup Operators', 'S-1-5-32-552': 'Replicators', 'S-1-5-32-554': 'BUILTIN\Pre-Windows 2000 Compatible Access', 'S-1-5-32-555': 'BUILTIN\Remote Desktop Users', 'S-1-5-32-556': 'BUILTIN\Network Configuration Operators', 'S-1-5-32-557': 'BUILTIN\Incoming Forest Trust Builders', 'S-1-5-32-558': 'BUILTIN\Performance Monitor Users', 'S-1-5-32-559': 'BUILTIN\Performance Log Users', 'S-1-5-32-560': 'BUILTIN\Windows Authorization Access Group', 'S-1-5-32-561': 'BUILTIN\Terminal Server License Servers', 'S-1-5-32-562': 'BUILTIN\Distributed COM Users', 'S-1-5-32-568': 'BUILTIN\IIS IUSRS', 'S-1-5-32-569': 'Cryptographic Operators', 'S-1-5-32-573': 'BUILTIN\Event Log Readers', 'S-1-5-32-574': 'BUILTIN\Certificate Service DCOM Access', 'S-1-5-33': 'Write Restricted', 'S-1-5-64-10': 'NTLM Authentication', 'S-1-5-64-14': 'SChannel Authentication', 'S-1-5-64-21': 'Digest Authentication', 'S-1-5-80': 'NT Service', 'S-1-5-1000': 'Other Organization', 'S-1-16-0': 'Untrusted Mandatory Level', 'S-1-16-4096': 'Low Mandatory Level', 'S-1-16-8192': 'Medium Mandatory Level', 'S-1-16-8448': 'Medium Plus Mandatory Level', 'S-1-16-12288': 'High Mandatory Level', 'S-1-16-16384': 'System Mandatory Level', 'S-1-16-20480': 'Protected Process Mandatory Level', 'S-1-16-28672': 'Secure Process Mandatory Level', } class GetSIDs(taskmods.DllList): """Print the SIDs owning each process""" # Declare meta information associated with this plugin meta_info = {} meta_info['author'] = 'Brendan Dolan-Gavitt' meta_info['copyright'] = 'Copyright (c) 2007,2008 Brendan Dolan-Gavitt' meta_info['contact'] = 'bdolangavitt@wesleyan.edu' meta_info['license'] = 'GNU General Public License 2.0 or later' meta_info['url'] = 'http://moyix.blogspot.com/' meta_info['os'] = 'WIN_32_XP_SP2' meta_info['version'] = '1.0' def render_text(self, outfd, data): """Renders the sids as text""" for task in data: if not task.Token.is_valid(): outfd.write("{0} ({1}): Token unreadable\n".format(task.ImageFileName, int(task.UniqueProcessId))) continue tok = obj.Object('_TOKEN', task.Token.Value & ~0x7, task.obj_vm) for sa in tok.UserAndGroups.dereference(): sid = sa.Sid.dereference_as('_SID') for i in sid.IdentifierAuthority.Value: id_auth = i sid_string = "S-" + "-".join(str(i) for i in (sid.Revision, id_auth) + tuple(sid.SubAuthority)) if sid_string in well_known_sids: sid_name = " ({0})".format(well_known_sids[sid_string]) else: sid_name_re = find_sid_re(sid_string, well_known_sid_re) if sid_name_re: sid_name = " ({0})".format(sid_name_re) else: sid_name = "" outfd.write("{0} ({1}): {2}{3}\n".format(task.ImageFileName, task.UniqueProcessId, sid_string, sid_name))