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Windows: Minor typos and JSON name change in sids plugins

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This commit is contained in:
Mike Auty
2020-09-22 19:38:36 +01:00
parent d1264e0134
commit f3e77ad645
2 changed files with 59 additions and 61 deletions
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volatility/framework/plugins/windows/getservicesids.py
+22 -20
View File
@@ -13,17 +13,21 @@ import hashlib
import struct
import os, json
vollog = logging.getLogger(__name__)
def createservicesid(svc) -> str:
""" Calculate the Service SID """
uni = ''.join([c + '\x00' for c in svc])
sha = hashlib.sha1(uni.upper().encode("utf-8")).digest() # pylint: disable-msg=E1101
sha = hashlib.sha1(uni.upper().encode("utf-8")).digest() # pylint: disable-msg=E1101
dec = list()
for i in range(5):
## The use of struct here is OK. It doesn't make much sense
## to leverage obj.Object inside this loop.
dec.append(struct.unpack('<I', sha[i * 4 : i * 4 + 4])[0])
## to leverage obj.Object inside this loop.
dec.append(struct.unpack('<I', sha[i * 4:i * 4 + 4])[0])
return 'S-1-5-80-' + '-'.join([str(n) for n in dec])
class GetServiceSIDs(interfaces.plugins.PluginInterface):
"""Lists process token sids."""
@@ -34,37 +38,36 @@ class GetServiceSIDs(interfaces.plugins.PluginInterface):
# Find the sids json path (or raise error if its not in the plugin directory).
for plugin_dir in constants.PLUGINS_PATH:
sids_json_file_name = os.path.join(plugin_dir, os.path.join("windows", "well_known_sids.json"))
sids_json_file_name = os.path.join(plugin_dir, os.path.join("windows", "sids_and_privileges.json"))
if os.path.exists(sids_json_file_name):
break
else:
vollog.log(constants.LOGLOVEL_VVV, 'well_known_sids.json file is missing plugin error')
raise RuntimeError("The well_known_sids.json file missed from you plugin directory")
vollog.log(constants.LOGLEVEL_VVV, 'sids_and_privileges.json file is missing plugin error')
raise RuntimeError("The sids_and_privileges.json file missed from you plugin directory")
# Get service sids dictionary (we need only the service sids).
with open(sids_json_file_name, 'r') as file_handle:
self.servicesids = json.load(file_handle)['service sids']
@classmethod
def get_requirements(cls) -> List[interfaces.configuration.RequirementInterface]:
# Since we're calling the plugin, make sure we have the plugin's requirements
return [requirements.TranslationLayerRequirement(name = 'primary',
description = 'Memory layer for the kernel',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolTableRequirement(name = "nt_symbols", description = "Windows kernel symbols"),
requirements.PluginRequirement(name = 'hivelist', plugin = hivelist.HiveList, version = (1, 0, 0))]
return [
requirements.TranslationLayerRequirement(name = 'primary',
description = 'Memory layer for the kernel',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolTableRequirement(name = "nt_symbols", description = "Windows kernel symbols"),
requirements.PluginRequirement(name = 'hivelist', plugin = hivelist.HiveList, version = (1, 0, 0))
]
def _generator(self):
# Go all over the hives
for hive in hivelist.HiveList.list_hives(context = self.context,
base_config_path = self.config_path,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
hive_offsets = None):
base_config_path = self.config_path,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
hive_offsets = None):
# Get ConrolSet\Services.
try:
services = hive.get_key(r"CurrentControlSet\Services")
@@ -81,5 +84,4 @@ class GetServiceSIDs(interfaces.plugins.PluginInterface):
yield (0, [sid, s.get_name()])
def run(self):
return renderers.TreeGrid([("SID", str), ("Service", str)],
self._generator())
return renderers.TreeGrid([("SID", str), ("Service", str)], self._generator())
volatility/framework/plugins/windows/getsids.py
+37 -41
View File
@@ -12,17 +12,15 @@ from volatility.plugins.windows import pslist
from volatility.plugins.windows.registry import hivelist
import volatility.framework.symbols.windows.extensions.registry as registry
vollog = logging.getLogger(__name__)
def find_sid_re(sid_string, sid_re_list) -> str:
for reg, name in sid_re_list:
if reg.search(sid_string):
return name
class GetSIDs(interfaces.plugins.PluginInterface):
"""Print the SIDs owning each process"""
@@ -31,13 +29,13 @@ class GetSIDs(interfaces.plugins.PluginInterface):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
for plugin_dir in constants.PLUGINS_PATH:
sids_json_file_name = os.path.join(plugin_dir, os.path.join("windows", "well_known_sids.json"))
sids_json_file_name = os.path.join(plugin_dir, os.path.join("windows", "sids_and_privileges.json"))
if os.path.exists(sids_json_file_name):
break
else:
vollog.log(constants.LOGLOVEL_VVV, 'well_known_sids.json file is missing plugin error')
raise RuntimeError("The well_known_sids.json file missed from you plugin directory")
vollog.log(constants.LOGLEVEL_VVV, 'sids_and_privileges.json file is missing plugin error')
raise RuntimeError("The sids_and_privileges.json file missed from you plugin directory")
# Get all the sids from the json file.
with open(sids_json_file_name, 'r') as file_handle:
sids_json_data = json.load(file_handle)
@@ -47,22 +45,20 @@ class GetSIDs(interfaces.plugins.PluginInterface):
# Compile all the sids regex.
self.well_known_sid_re = [(re.compile(c_list[0]), c_list[1]) for c_list in sids_json_data['sids re']]
@classmethod
def get_requirements(cls) -> List[interfaces.configuration.RequirementInterface]:
return [requirements.TranslationLayerRequirement(name = 'primary',
description = 'Memory layer for the kernel',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolTableRequirement(name = "nt_symbols", description = "Windows kernel symbols"),
requirements.ListRequirement(name = 'pid',
description = 'Filter on specific process IDs',
element_type = int,
optional = True),
requirements.PluginRequirement(name = 'pslist', plugin = pslist.PsList, version = (1, 0, 0)),
requirements.PluginRequirement(name = 'hivelist', plugin = hivelist.HiveList, version = (1, 0, 0))
]
return [
requirements.TranslationLayerRequirement(name = 'primary',
description = 'Memory layer for the kernel',
architectures = ["Intel32", "Intel64"]),
requirements.SymbolTableRequirement(name = "nt_symbols", description = "Windows kernel symbols"),
requirements.ListRequirement(name = 'pid',
description = 'Filter on specific process IDs',
element_type = int,
optional = True),
requirements.PluginRequirement(name = 'pslist', plugin = pslist.PsList, version = (1, 0, 0)),
requirements.PluginRequirement(name = 'hivelist', plugin = hivelist.HiveList, version = (1, 0, 0))
]
def lookup_user_sids(self) -> Dict[str, str]:
"""
@@ -77,11 +73,11 @@ class GetSIDs(interfaces.plugins.PluginInterface):
sids = {}
for hive in hivelist.HiveList.list_hives(context = self.context,
base_config_path = self.config_path,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
hive_offsets = None):
base_config_path = self.config_path,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
hive_offsets = None):
try:
for subkey in hive.get_key(key).get_subkeys():
sid = str(subkey.get_name())
@@ -107,7 +103,8 @@ class GetSIDs(interfaces.plugins.PluginInterface):
path = str(value_data).replace('\\x00', '')[:-1]
user = ntpath.basename(path)
sids[sid] = user
except (ValueError, exceptions.InvalidAddressException, layers.registry.RegistryFormatException) as excp:
except (ValueError, exceptions.InvalidAddressException,
layers.registry.RegistryFormatException) as excp:
continue
except (KeyError, exceptions.InvalidAddressException):
continue
@@ -129,10 +126,7 @@ class GetSIDs(interfaces.plugins.PluginInterface):
token = False
if not token:
yield (0, [int(task.UniqueProcessId),
str(task.ImageFileName),
"Token unreadable",
""])
yield (0, [int(task.UniqueProcessId), str(task.ImageFileName), "Token unreadable", ""])
continue
# Go all over the sids and try to translate them with one of the tables we have
@@ -150,18 +144,20 @@ class GetSIDs(interfaces.plugins.PluginInterface):
else:
sid_name = ""
yield (0, [int(task.UniqueProcessId),
objects.utility.array_to_string(task.ImageFileName),
str(sid_string),
str(sid_name)])
yield (0, [
int(task.UniqueProcessId),
objects.utility.array_to_string(task.ImageFileName),
str(sid_string),
str(sid_name)
])
def run(self):
filter_func = pslist.PsList.create_pid_filter(self.config.get('pid', None))
return renderers.TreeGrid([("PID", int),("Process", str),("SID", str),("Name", str)],
self._generator(pslist.PsList.list_processes(context = self.context,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
filter_func = filter_func)))
return renderers.TreeGrid([("PID", int), ("Process", str), ("SID", str), ("Name", str)],
self._generator(
pslist.PsList.list_processes(context = self.context,
layer_name = self.config['primary'],
symbol_table = self.config['nt_symbols'],
filter_func = filter_func)))