def get_registry_query_or_enum_value_extra_details(metadata, event, extra_detail_io, details_info):
event.category = "Read" # RegQueryValue and RegEnumValue are always Read
key_value_information_class = RegistryKeyValueInformationClass(details_info["information_class"])
if event.operation == RegistryOperation.RegEnumValue.name:
event.details["Index"] = details_info["index"] # Only in enum
if not extra_detail_io:
# There is no extra details
event.details["Length"] = details_info["length"]
return
extra_detail_io.seek(4, 1) # Unknown field
reg_type_name = get_reg_type_name(read_u32(extra_detail_io))
if key_value_information_class == RegistryKeyValueInformationClass.KeyValueFullInformation:
offset_to_data = read_u32(extra_detail_io)
length_value = read_u32(extra_detail_io)
name_size = read_u32(extra_detail_io)
event.details["Name"] = read_utf16(extra_detail_io, name_size)
extra_detail_io.seek(offset_to_data, 0) # the stream starts at the start of the struct so the seek is good
elif key_value_information_class == RegistryKeyValueInformationClass.KeyValuePartialInformation:
length_value = read_u32(extra_detail_io)
else:
# Only KeyValuePartialInformation and KeyValueFullInformation have Data property
event.details["Type"] = reg_type_name # the Type is still known...
return
event.details["Type"] = reg_type_name # I do this assignment here because "Name" comes before "Type"
event.details["Length"] = length_value
if length_value > 0:
event.details["Data"] = read_registry_data(extra_detail_io, reg_type_name, length_value)
def get_filesystem_read_write_file_details(io, metadata, event, details_io, extra_detail_io):
event.category = "Read" if event.operation == "ReadFile" else "Write"
details_io.seek(0x4, 1)
io_flags_and_priority = read_u32(details_io)
io_flags = io_flags_and_priority & 0xe000ff
priority = (io_flags_and_priority >> 0x11) & 7
details_io.seek(0x4, 1)
length = read_u32(details_io)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
details_io.seek(0x4, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
offset = read_s64(details_io)
event.details["Offset"] = offset
if extra_detail_io:
length = read_u32(extra_detail_io)
event.details["Length"] = length
if io_flags != 0:
event.details["I/O Flags"] = get_filesysyem_io_flags(io_flags)
if priority != 0:
event.details["Priority"] = FilesystemPriority.get(priority, "0x{:x}".format(priority))
def get_process_started_details(io, metadata, event, extra_detail_io):
event.details["Parent PID"] = read_u32(io)
command_line_info = read_detail_string_info(io)
current_directory_info = read_detail_string_info(io)
environment_character_count = read_u32(io)
event.details["Command line"] = read_detail_string(io, command_line_info)
event.details["Current directory"] = read_detail_string(io, current_directory_info)
event.details["Environment"] = read_utf16_multisz(io, environment_character_count * 2)
def __init__(self, io):
super(HostnamesTable, self).__init__()
number_of_hostnames = read_u32(io)
for _ in range(number_of_hostnames):
ip = io.read(16)
hostname_len = read_u32(io)
hostname = read_utf16(io, hostname_len)
self[ip] = hostname
def __init__(self, io):
super(PortsTable, self).__init__()
number_of_ports = read_u32(io)
for _ in range(number_of_ports):
port_value = read_u16(io)
is_tcp = bool(read_u16(io))
port_len = read_u32(io)
port_name = read_utf16(io, port_len)
self[(port_value, is_tcp)] = port_name
def get_filesystem_ioctl_details(io, metadata, event, details_io, extra_detail_io):
details_io.seek(0x8, 1)
write_length = read_u32(details_io)
read_length = read_u32(details_io)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
details_io.seek(0x4, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
ioctl = read_u32(details_io)
event.details["Control"] = get_ioctl_name(ioctl)
if event.details["Control"] in ["FSCTL_OFFLOAD_READ", "FSCTL_GET_REPARSE_POINT", "FSCTL_READ_RAW_ENCRYPTED"]:
event.category = "Read"
elif event.details["Control"] in ["FSCTL_OFFLOAD_WRITE", "FSCTL_MOVE_FILE", "FSCTL_DELETE_REPARSE_POINT",
"FSCTL_WRITE_RAW_ENCRYPTED", "FSCTL_PIPE_TRANSCEIVE",
"FSCTL_PIPE_INTERNAL_TRANSCEIVE"]:
event.category = "Write"
elif event.details["Control"] in ["FSCTL_SET_COMPRESSION", "FSCTL_WRITE_PROPERTY_DATA", "FSCTL_SET_OBJECT_ID",
"FSCTL_DELETE_OBJECT_ID", "FSCTL_SET_REPARSE_POINT", "FSCTL_SET_SPARSE",
"FSCTL_SET_ENCRYPTION", "FSCTL_CREATE_USN_JOURNAL",
"FSCTL_WRITE_USN_CLOSE_RECORD", "FSCTL_EXTEND_VOLUME",
"FSCTL_DELETE_USN_JOURNAL"]:
event.category = "Write Metadata"
elif event.details["Control"] in ["FSCTL_QUERY_RETRIEVAL_POINTERS", "FSCTL_GET_COMPRESSION",
"FSCTL_QUERY_FAT_BPB", "FSCTL_QUERY_FAT_BPB",
"FSCTL_FILESYSTEM_GET_STATISTICS", "FSCTL_GET_NTFS_VOLUME_DATA",
"FSCTL_GET_NTFS_FILE_RECORD", "FSCTL_GET_VOLUME_BITMAP",
"FSCTL_GET_RETRIEVAL_POINTERS", "FSCTL_IS_VOLUME_DIRTY",
"FSCTL_READ_PROPERTY_DATA", "FSCTL_FIND_FILES_BY_SID", "FSCTL_GET_OBJECT_ID",
"FSCTL_READ_USN_JOURNAL", "FSCTL_SET_OBJECT_ID_EXTENDED",
"FSCTL_CREATE_OR_GET_OBJECT_ID", "FSCTL_READ_FILE_USN_DATA",
"FSCTL_QUERY_USN_JOURNAL"]:
event.category = "Read Metadata"
if event.operation == "FileSystemControl":
if event.details["Control"] == "FSCTL_PIPE_INTERNAL_WRITE":
event.details["Length"] = write_length
elif event.details["Control"] == "FSCTL_OFFLOAD_READ":
details_io.seek(0x8, 1)
event.details["Offset"] = read_s64(io)
event.details["Length"] = read_u64(io)
elif event.details["Control"] == "FSCTL_OFFLOAD_WRITE":
event.details["Offset"] = read_s64(io)
event.details["Length"] = read_u64(io)
elif event.details["Control"] == "FSCTL_PIPE_INTERNAL_READ":
event.details["Length"] = read_length
elif event.details["Control"] in ["FSCTL_PIPE_TRANSCEIVE", "FSCTL_PIPE_INTERNAL_TRANSCEIVE"]:
event.details["WriteLength"] = write_length
event.details["ReadLength"] = read_length
def __init__(self, io, total_size):
super(StringsTable, self).__init__()
stream = BytesIO(io.read(total_size))
number_of_strings = read_u32(stream)
# relative offsets to strings are not essential since they come one after another
# strings_offsets_array = [read_u32(stream) for _ in range(number_of_strings)]
stream.seek(number_of_strings * 4, 1) # jump over the strings offsets array
strings = [''] * number_of_strings
for i in range(number_of_strings):
string_size = read_u32(stream)
strings[i] = read_utf16(stream, string_size)
self.extend(strings)
def get_registry_set_info_key_extra_details(metadata, event, extra_detail_io, details_info):
event.category = "Write Metadata"
event.details["KeySetInformationClass"] = RegistryKeySetInformationClass.get(
details_info["key_set_information_class"],
"<Unknown: {}>".format(details_info["key_set_information_class"])
)
event.details["Length"] = details_info["length"]
if details_info["length"] > 0:
if event.details["KeySetInformationClass"] == "KeyWriteTimeInformation":
event.details["LastWriteTime"] = read_filetime(extra_detail_io)
elif event.details["KeySetInformationClass"] == "KeyWow64FlagsInformation":
event.details["Wow64Flags"] = read_u32(extra_detail_io)
elif event.details["KeySetInformationClass"] == "KeyWriteTimeInformation":
event.details["HandleTags"] = read_u32(extra_detail_io)
def __init__(self, io):
stream = BytesIO(io.read(self.SIZE))
self.signature = stream.read(4)
assert self.signature == b"PML_", "Wrong PML header"
self.version = read_u32(stream)
if self.version not in [9]:
raise NotImplementedError("Not supporting PML version {}".format(self.version))
self.is_64bit = read_u32(stream)
self.computer_name = read_utf16(stream, 0x20)
self.system_root = read_utf16(stream, 0x208)
self.number_of_events = read_u32(stream)
stream.seek(8, 1) # Unknown field
self.events_offset = read_u64(stream)
self.events_offsets_array_offset = read_u64(stream)
self.process_table_offset = read_u64(stream)
self.strings_table_offset = read_u64(stream)
self.unknown_table_offset = read_u64(stream)
stream.seek(12, 1) # Unknown fields
self.windows_major_number = read_u32(stream)
self.windows_minor_number = read_u32(stream)
self.windows_build_number = read_u32(stream)
self.windows_build_number_after_decimal_point = read_u32(stream)
self.service_pack_name = read_utf16(stream, 0x32)
stream.seek(0xd6, 1) # Unknown field
self.number_of_logical_processors = read_u32(stream)
self.ram_memory_size = read_u64(stream)
self.header_size = read_u64(stream)
self.hosts_and_ports_tables_offset = read_u64(stream)
def __init__(self, io):
super(StringsTable, self).__init__()
string_table_start = io.tell()
number_of_strings = read_u32(io)
strings_offsets_array = [
read_u32(io) for _ in range(number_of_strings)
]
strings = [''] * number_of_strings
for i, offset in enumerate(strings_offsets_array):
io.seek(string_table_start + offset, 0)
string_size = read_u32(io)
strings[i] = read_utf16(io, string_size)
self.extend(strings)
def get_filesystem_notify_change_directory_details(io, metadata, event, details_io, extra_detail_io):
event.category = "Read Metadata"
details_io.seek(0x10, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
event.details["Filter"] = get_filesysyem_notify_change_flags(read_u32(details_io))
def __init__(self, io, total_size, number_of_events):
super(EventOffsetsArray, self).__init__()
stream = BytesIO(io.read(total_size))
offsets = [0] * number_of_events
for i in range(number_of_events):
offsets[i] = read_u32(stream)
_ = read_u8(stream) # Unknown flags
self.extend(offsets)
def get_filesystem_create_file_details(io, metadata, event, details_io, extra_detail_io):
event.details["Desired Access"] = get_filesystem_access_mask_string(read_u32(io))
impersonating_sid_length = read_u8(io)
io.seek(0x3, 1) # padding
details_io.seek(0x10, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
disposition_and_options = read_u32(details_io)
disposition = disposition_and_options >> 0x18
options = disposition_and_options & 0xffffff
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
attributes = read_u16(details_io)
share_mode = read_u16(details_io)
event.details["Disposition"] = get_enum_name_or(FilesystemDisposition, disposition, "<unknown>")
event.details["Options"] = get_filesysyem_create_options(options)
event.details["Attributes"] = get_filesysyem_create_attributes(attributes)
event.details["ShareMode"] = get_filesysyem_create_share_mode(share_mode)
details_io.seek(0x4 + metadata.sizeof_pvoid * 2, 1)
allocation = read_u32(details_io)
allocation_value = allocation if disposition in [FilesystemDisposition.Supersede, FilesystemDisposition.Create,
FilesystemDisposition.OpenIf,
FilesystemDisposition.OverwriteIf] else "n/a"
event.details["AllocationSize"] = allocation_value
if impersonating_sid_length:
event.details["Impersonating"] = get_sid_string(io.read(impersonating_sid_length))
open_result = None
if extra_detail_io:
open_result = read_u32(extra_detail_io)
event.details["OpenResult"] = get_enum_name_or(FilesystemOpenResult, open_result, "<unknown>")
if open_result in [FilesystemOpenResult.Superseded, FilesystemOpenResult.Created, FilesystemOpenResult.Overwritten]:
event.category = "Write"
elif open_result in [FilesystemOpenResult.Opened, FilesystemOpenResult.Exists, FilesystemOpenResult.DoesNotExist]:
pass
elif event.details["Disposition"] in ["Open", "<unknown>"]:
pass
else:
event.category = "Write"
def __init__(self, io, read_pvoid, strings_table):
super(ProcessTable, self).__init__()
self._read_pvoid = read_pvoid
self._strings_table = strings_table
process_table_start = io.tell()
number_of_processes = read_u32(io)
# The array of process indexes is not essential becuase they appear in the process structure itself.
# process_index_array = [read_u32(io) for _ in range(number_of_processes)]
io.seek(number_of_processes * 4,
1) # jump over the process indexes array
process_offsets_array = [
read_u32(io) for _ in range(number_of_processes)
]
for offset in process_offsets_array:
io.seek(process_table_start + offset, 0)
process_index, process = self.__read_process(io)
self[process_index] = process
def get_process_created_details(io, metadata, event, extra_detail_io):
io.seek(4, 1) # Unknown fields
event.details["PID"] = read_u32(io)
io.seek(0x24, 1) # Unknown fields
unknown_size1 = read_u8(io)
unknown_size2 = read_u8(io)
path_info = read_detail_string_info(io)
command_line_info = read_detail_string_info(io)
io.seek(2 + unknown_size1 + unknown_size2, 1) # Unknown fields
event.path = read_detail_string(io, path_info)
event.details["Command line"] = read_detail_string(io, command_line_info)
def get_registry_open_or_create_key_extra_details(metadata, event, extra_detail_io, details_info):
event.category = "Read"
if 0 == details_info["desired_access"]:
return
event.details["Desired Access"] = get_registry_access_mask_string(details_info["desired_access"])
if not extra_detail_io:
return
if event.details["Desired Access"] == "Maximum Allowed":
event.details["Granted Access"] = get_registry_access_mask_string(read_u32(extra_detail_io))
else:
extra_detail_io.seek(4, 1)
disposition = read_u32(extra_detail_io)
try:
event.details["Disposition"] = RegistryDisposition(disposition).name
if event.details["Disposition"] == RegistryDisposition.REG_CREATED_NEW_KEY.name:
event.category = "Write"
except ValueError:
pass
def get_registry_event_details(io, metadata, event, extra_detail_io):
path_info = read_detail_string_info(io)
details_info = dict() # information that is needed by the extra details structure
if event.operation in [RegistryOperation.RegLoadKey.name, RegistryOperation.RegRenameKey.name]:
details_info["new_path_info"] = read_detail_string_info(io)
extra_detail_io = io # the new path is a part of the details structure
elif event.operation in [RegistryOperation.RegOpenKey.name, RegistryOperation.RegCreateKey.name]:
io.seek(2, 1) # Unknown field
details_info["desired_access"] = read_u32(io)
elif event.operation in [RegistryOperation.RegQueryKey.name, RegistryOperation.RegQueryValue.name]:
io.seek(2, 1) # Unknown field
details_info["length"] = read_u32(io)
details_info["information_class"] = read_u32(io)
elif event.operation in [RegistryOperation.RegEnumValue.name, RegistryOperation.RegEnumKey.name]:
io.seek(2, 1) # Unknown field
details_info["length"] = read_u32(io)
details_info["index"] = read_u32(io)
details_info["information_class"] = read_u32(io)
elif event.operation == RegistryOperation.RegSetInfoKey.name:
io.seek(2, 1) # Unknown field
details_info["key_set_information_class"] = read_u32(io)
io.seek(4, 1) # Unknown field
details_info["length"] = read_u16(io)
io.seek(2, 1) # Unknown field
extra_detail_io = io # For RegSetInfoKey the data is in the details structure
elif event.operation == RegistryOperation.RegSetValue.name:
io.seek(2, 1) # Unknown field
details_info["reg_type"] = read_u32(io)
details_info["length"] = read_u32(io)
details_info["data_length"] = read_u32(io)
extra_detail_io = io # For RegSetValue the data is in the details structure
event.path = read_detail_string(io, path_info)
# Get the extra details structure
if metadata.should_get_details and event.operation in RegistryExtraDetailsHandler:
RegistryExtraDetailsHandler[event.operation](metadata, event, extra_detail_io, details_info)
def get_process_exit_details(io, metadata, event, extra_details_io):
event.details["Exit Status"] = read_u32(io)
kernel_time = read_duration(io)
user_time = read_duration(io)
working_set = read_u64(io)
peak_working_set = read_u64(io)
private_bytes = read_u64(io)
peak_private_bytes = read_u64(io)
event.details["User Time"] = user_time
event.details["Kernel Time"] = kernel_time
event.details["Private Bytes"] = private_bytes
event.details["Peak Private Bytes"] = peak_private_bytes
event.details["Working Set"] = working_set
event.details["Peak Working Set"] = peak_working_set
def __init__(self, io):
stream = BytesIO(io.read(self.SIZE))
self.signature = stream.read(4)
if self.signature != b"PML_":
raise PMLError(
"not a Process Monitor backing file (signature missing).")
self.version = read_u32(stream)
if self.version not in [9]:
raise NotImplementedError("Not supporting PML version {}".format(
self.version))
self.is_64bit = read_u32(stream)
self.computer_name = read_utf16(stream, 0x20)
self.system_root = read_utf16(stream, 0x208)
self.number_of_events = read_u32(stream)
stream.seek(8, 1) # Unknown field
self.events_offset = read_u64(stream)
self.events_offsets_array_offset = read_u64(stream)
self.process_table_offset = read_u64(stream)
self.strings_table_offset = read_u64(stream)
# currently not being parsed because I don't know how to show icons in python.
# Docs of this table's layout are in "docs\PML Format.md"
self.icon_table_offset = read_u64(stream)
stream.seek(12, 1) # Unknown fields
self.windows_major_number = read_u32(stream)
self.windows_minor_number = read_u32(stream)
self.windows_build_number = read_u32(stream)
self.windows_build_number_after_decimal_point = read_u32(stream)
self.service_pack_name = read_utf16(stream, 0x32)
stream.seek(0xd6, 1) # Unknown field
self.number_of_logical_processors = read_u32(stream)
self.ram_memory_size = read_u64(stream)
self.header_size = read_u64(stream)
self.hosts_and_ports_tables_offset = read_u64(stream)
if self.events_offset == 0 or self.events_offsets_array_offset == 0 or self.process_table_offset == 0 or self.strings_table_offset == 0 or self.icon_table_offset == 0:
raise PMLError(
"PML was not closed cleanly during capture and is corrupt.")
if self.header_size != self.SIZE or self.hosts_and_ports_tables_offset == 0:
raise PMLError("PML is corrupt and cannot be opened.")
def read_registry_data(io, reg_type_name, length=0):
"""Reads registry data (which is present in the Detail column in original Procmon) according to ``reg_type``
"""
if reg_type_name == RegistryTypes.REG_DWORD.name:
return read_u32(io)
elif reg_type_name == RegistryTypes.REG_QWORD.name:
return read_u64(io)
elif reg_type_name == RegistryTypes.REG_EXPAND_SZ.name or reg_type_name == RegistryTypes.REG_SZ.name:
return read_utf16(io)
elif reg_type_name == RegistryTypes.REG_BINARY.name:
# Assuming the stream ends at the end of the extra detail, so just read everything
return io.read(length)
elif reg_type_name == RegistryTypes.REG_MULTI_SZ.name:
return read_utf16_multisz(io, length)
return ''
def __read_module(self, stream):
_ = read_pvoid(stream, self._is_64bit) # Unknown field
base_address = read_pvoid(stream, self._is_64bit)
size = read_u32(stream)
image_path = self._strings_table[read_u32(stream)]
version = self._strings_table[read_u32(stream)]
company = self._strings_table[read_u32(stream)]
description = self._strings_table[read_u32(stream)]
timestamp = read_u32(stream)
stream.seek(0x18, 1) # Unknown field
return Module(base_address=base_address, size=size, path=image_path, version=version, company=company,
description=description, timestamp=timestamp)
def __init__(self, io, total_size, is_64bit, strings_table):
super(ProcessTable, self).__init__()
self._is_64bit = is_64bit
self._strings_table = strings_table
stream = BytesIO(io.read(total_size))
number_of_processes = read_u32(stream)
# The array of process indexes is not essential becuase they appear in the process structure itself.
# process_index_array = [read_u32(stream) for _ in range(number_of_processes)]
stream.seek(number_of_processes * 4, 1) # jump over the process indexes array
# relative offsets to processes are not essential since they come one after another
# process_offsets_array = [read_u32(stream) for _ in range(number_of_processes)]
stream.seek(number_of_processes * 4, 1) # jump over the process offsets array
for _ in range(number_of_processes):
process_index, process = self.__read_process(stream)
self[process_index] = process
def get_network_event_details(io, metadata, event, extra_detail_io):
flags = read_u16(io)
is_source_ipv4 = flags & 1 != 0
is_dest_ipv4 = flags & 2 != 0
is_tcp = flags & 4 != 0
protocol = "TCP" if is_tcp else "UDP"
event.operation = protocol + " " + event.operation
io.seek(2, 1) # Unknown field
event.details['Length'] = read_u32(io)
source_ip = io.read(16)
dest_ip = io.read(16)
source_port = read_u16(io)
dest_port = read_u16(io)
event.path = "{}:{} -> {}:{}".format(
metadata.hostname_idx(source_ip, is_source_ipv4), metadata.port_idx(source_port, is_tcp),
metadata.hostname_idx(dest_ip, is_dest_ipv4), metadata.port_idx(dest_port, is_tcp))
extra_details = read_utf16_multisz(io)
for i in range(len(extra_details) // 2):
event.details[extra_details[i * 2]] = extra_details[i * 2 + 1]
def read_event(io, metadata):
"""Reads the event that the stream points to.
:param io: the stream.
:param metadata: metadata of the PML file.
:return: Event object.
"""
COMMON_EVENT_INFO_SIZE = 0x34 # the size of the fields that are common to all events.
stream = BytesIO(io.read(COMMON_EVENT_INFO_SIZE))
process = metadata.process_idx(read_u32(stream))
tid = read_u32(stream)
event_class = EventClass(read_u32(stream))
operation = EventClassOperation[event_class](read_u16(stream))
stream.seek(6, 1) # Unknown field
duration = read_duration(stream)
date = read_filetime(stream)
result = read_u32(stream)
stacktrace_depth = read_u16(stream)
stream.seek(2, 1) # Unknown field
details_size = read_u32(stream)
extra_details_offset = read_u32(stream)
stream = BytesIO(io.read(stacktrace_depth * sizeof_pvoid(metadata.is_64bit)))
stacktrace = [read_pvoid(stream, metadata.is_64bit) for _ in range(stacktrace_depth)]
details = OrderedDict()
event = Event(process=process, tid=tid, event_class=event_class, operation=operation, duration=duration, date=date,
result=result, stacktrace=stacktrace, category='', path='', details=details)
details_stream = BytesIO(io.read(details_size))
extra_details_stream = None
if extra_details_offset > 0:
# The extra details structure surprisingly can be separated from the event structure
extra_details_offset -= \
(COMMON_EVENT_INFO_SIZE + details_size + stacktrace_depth * sizeof_pvoid(metadata.is_64bit))
assert extra_details_offset >= 0
current_offset = io.tell()
io.seek(extra_details_offset, 1)
extra_details_stream_size = read_u16(io)
extra_details_stream = BytesIO(io.read(extra_details_stream_size))
io.seek(current_offset, 0)
get_event_details(details_stream, metadata, event, extra_details_stream)
return event
def __read_process(self, stream):
process_index = read_u32(stream)
pid = read_u32(stream)
parent_pid = read_u32(stream)
stream.seek(4, 1) # Unknown field
authentication_id = read_u64(stream)
session = read_u32(stream)
stream.seek(4, 1) # Unknown field
start_time = read_filetime(stream)
end_time = read_filetime(stream)
virtualized = read_u32(stream)
is_process_64bit = read_u32(stream)
integrity = self._strings_table[read_u32(stream)]
user = self._strings_table[read_u32(stream)]
process_name = self._strings_table[read_u32(stream)]
image_path = self._strings_table[read_u32(stream)]
command_line = self._strings_table[read_u32(stream)]
company = self._strings_table[read_u32(stream)]
version = self._strings_table[read_u32(stream)]
description = self._strings_table[read_u32(stream)]
_ = read_pvoid(stream, self._is_64bit) # Unknown field
_ = read_u64(stream) # Unknown field
number_of_modules = read_u32(stream)
modules = [self.__read_module(stream) for _ in range(number_of_modules)]
return process_index, Process(pid=pid, parent_pid=parent_pid, authentication_id=authentication_id,
session=session, virtualized=virtualized, is_process_64bit=is_process_64bit,
integrity=integrity, user=user, process_name=process_name, image_path=image_path,
command_line=command_line, company=company, version=version,
description=description, start_time=start_time, end_time=end_time,
modules=modules)
def get_filesystem_query_directory_details(io, metadata, event, details_io, extra_detail_io):
event.category = "Read Metadata"
directory_name_info = read_detail_string_info(io)
directory_name = read_detail_string(io, directory_name_info)
if directory_name:
event.path = event.path + directory_name if event.path[-1] == "\\" else event.path + "\\" + directory_name
event.details['Filter'] = directory_name
details_io.seek(0x10, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
details_io.seek(0x4, 1)
if metadata.sizeof_pvoid == 8:
details_io.seek(4, 1) # Padding for 64 bit
file_information_class = FileInformationClass(read_u32(details_io))
event.details["FileInformationClass"] = file_information_class.name
if extra_detail_io and file_information_class in [FileInformationClass.FileDirectoryInformation,
FileInformationClass.FileFullDirectoryInformation,
FileInformationClass.FileBothDirectoryInformation,
FileInformationClass.FileNamesInformation,
FileInformationClass.FileIdBothDirectoryInformation,
FileInformationClass.FileIdFullDirectoryInformation]:
extra_detail_length = len(extra_detail_io.getvalue())
next_entry_offset = -1 # hack so the first iteration won't exit
current_entry_offset = 1
i = 0 if directory_name else -1
while True:
i += 1
if next_entry_offset == 0 or (current_entry_offset + next_entry_offset) > extra_detail_length:
break # No more structures
extra_detail_io.seek(current_entry_offset + next_entry_offset, 0)
current_entry_offset = extra_detail_io.tell()
next_entry_offset = read_u32(extra_detail_io)
file_index = read_u32(extra_detail_io)
if file_information_class == FileInformationClass.FileNamesInformation:
# FILE_NAMES_INFORMATION structure
file_name_length = read_u32(extra_detail_io)
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
creation_time = read_filetime(extra_detail_io)
last_access_time = read_filetime(extra_detail_io)
last_write_time = read_filetime(extra_detail_io)
change_time = read_filetime(extra_detail_io)
end_of_file = read_u64(extra_detail_io)
allocation_size = read_u64(extra_detail_io)
file_attributes = read_u32(extra_detail_io)
file_name_length = read_u32(extra_detail_io)
if file_information_class == FileInformationClass.FileDirectoryInformation:
# FILE_DIRECTORY_INFORMATION structure
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
ea_size = read_u32(extra_detail_io)
if file_information_class == FileInformationClass.FileFullDirectoryInformation:
# FILE_FULL_DIR_INFORMATION structure
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
if file_information_class == FileInformationClass.FileIdFullDirectoryInformation:
# FILE_ID_FULL_DIR_INFORMATION structure
file_id = read_u64(extra_detail_io)
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
short_name_length = read_u8(extra_detail_io)
extra_detail_io.seek(1, 1) # Padding
short_name = extra_detail_io.read(12 * 2)
if file_information_class == FileInformationClass.FileBothDirectoryInformation:
# FILE_BOTH_DIR_INFORMATION structure
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
# FILE_ID_BOTH_DIR_INFORMATION structure
extra_detail_io.seek(2, 1) # Padding
file_id = read_u64(extra_detail_io)
event.details[str(i)] = read_utf16(extra_detail_io, file_name_length)
continue
def get_registry_query_or_enum_key_extra_details(metadata, event, extra_detail_io, details_info):
event.category = "Read" # RegQueryKey and RegEnumKey is always Read
key_information_class = RegistryKeyInformationClass(details_info["information_class"])
if event.operation == RegistryOperation.RegEnumKey.name:
event.details["Index"] = details_info["index"] # Only in enum
elif event.operation == RegistryOperation.RegQueryKey.name:
event.details["Query"] = key_information_class.name # Only in query
if not extra_detail_io:
# There is no extra details
event.details["Length"] = details_info["length"]
return
if key_information_class == RegistryKeyInformationClass.Name:
# KEY_NAME_INFORMATION structure
name_size = read_u32(extra_detail_io)
event.details["Name"] = read_utf16(extra_detail_io, name_size)
elif key_information_class == RegistryKeyInformationClass.HandleTags:
event.details["HandleTags"] = read_u32(extra_detail_io)
elif key_information_class == RegistryKeyInformationClass.Flags:
event.details["UserFlags"] = read_u32(extra_detail_io)
elif key_information_class == RegistryKeyInformationClass.Cached:
# KEY_CACHED_INFORMATION structure
event.details["LastWriteTime"] = read_filetime(extra_detail_io)
event.details["TitleIndex"] = read_u32(extra_detail_io)
event.details["SubKeys"] = read_u32(extra_detail_io)
event.details["MaxNameLen"] = read_u32(extra_detail_io)
event.details["Values"] = read_u32(extra_detail_io)
event.details["MaxValueNameLen"] = read_u32(extra_detail_io)
event.details["MaxValueDataLen"] = read_u32(extra_detail_io)
elif key_information_class == RegistryKeyInformationClass.Basic:
# KEY_BASIC_INFORMATION structure
event.details["LastWriteTime"] = read_filetime(extra_detail_io)
event.details["TitleIndex"] = read_u32(extra_detail_io)
name_size = read_u32(extra_detail_io)
event.details["Name"] = read_utf16(extra_detail_io, name_size)
elif key_information_class == RegistryKeyInformationClass.Full:
# KEY_FULL_INFORMATION structure
event.details["LastWriteTime"] = read_filetime(extra_detail_io)
event.details["TitleIndex"] = read_u32(extra_detail_io)
event.details["ClassOffset"] = read_u32(extra_detail_io)
event.details["ClassLength"] = read_u32(extra_detail_io)
event.details["SubKeys"] = read_u32(extra_detail_io)
event.details["MaxNameLen"] = read_u32(extra_detail_io)
event.details["MaxClassLen"] = read_u32(extra_detail_io)
event.details["Values"] = read_u32(extra_detail_io)
event.details["MaxValueNameLen"] = read_u32(extra_detail_io)
event.details["MaxValueDataLen"] = read_u32(extra_detail_io)
elif key_information_class == RegistryKeyInformationClass.Node:
# KEY_NODE_INFORMATION structure
event.details["LastWriteTime"] = read_filetime(extra_detail_io)
event.details["TitleIndex"] = read_u32(extra_detail_io)
event.details["ClassOffset"] = read_u32(extra_detail_io)
event.details["ClassLength"] = read_u32(extra_detail_io)
name_size = read_u32(extra_detail_io)
event.details["Name"] = read_utf16(extra_detail_io, name_size)
def get_load_image_details(io, metadata, event, extra_detail_io):
event.details["Image Base"] = metadata.read_pvoid(io)
event.details["Image Size"] = read_u32(io)
path_info = read_detail_string_info(io)
io.seek(2, 1) # Unknown field
event.path = read_detail_string(io, path_info)
def get_thread_create_details(io, metadata, event, extra_detail_io):
event.details["Thread ID"] = read_u32(io)
