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import time
from binaryninja.binaryview import StructuredDataView
from PySide2.QtWidgets import QWidget, QLabel, QGridLayout
class PEHeaders(object):
def __init__(self, data):
dos = StructuredDataView(data, "DOS_Header", data.start)
pe_offset = data.start + int(dos.e_lfanew)
coff = StructuredDataView(data, "COFF_Header", pe_offset)
pe_magic = data.read(pe_offset + len(coff), 2)
self.fields = []
if pe_magic == b"\x0b\x01":
peopt = StructuredDataView(data, "PE32_Optional_Header", pe_offset + len(coff))
self.fields.append(("Type", "PE 32-bit"))
is64bit = False
elif pe_magic == b"\x0b\x02":
peopt = StructuredDataView(data, "PE64_Optional_Header", pe_offset + len(coff))
self.fields.append(("Type", "PE 64-bit"))
is64bit = True
machine_value = int(coff.machine)
machine_enum = data.get_type_by_name("coff_machine")
machine_name = str(machine_value)
for member in machine_enum.enumeration.members:
if member.value == machine_value:
machine_name = member.name
if machine_name.startswith("IMAGE_FILE_MACHINE_"):
machine_name = machine_name[len("IMAGE_FILE_MACHINE_"):]
self.fields.append(("Machine", machine_name))
subsys_value = int(peopt.subsystem)
subsys_enum = data.get_type_by_name("pe_subsystem")
subsys_name = str(subsys_value)
for member in subsys_enum.enumeration.members:
if member.value == subsys_value:
subsys_name = member.name
if subsys_name.startswith("IMAGE_SUBSYSTEM_"):
subsys_name = subsys_name[len("IMAGE_SUBSYSTEM_"):]
self.fields.append(("Subsystem", subsys_name))
self.fields.append(("Timestamp", time.strftime("%c", time.localtime(int(coff.timeDateStamp)))))
base = int(peopt.imageBase)
self.fields.append(("Image Base", "0x%x" % base))
entry_point = base + int(peopt.addressOfEntryPoint)
self.fields.append(("Entry Point", "0x%x" % entry_point))
section_align = int(peopt.sectionAlignment)
self.fields.append(("Section Alignment", "0x%x" % section_align))
file_align = int(peopt.fileAlignment)
self.fields.append(("File Alignment", "0x%x" % file_align))
checksum = int(peopt.checkSum)
self.fields.append(("Checksum", "0x%.8x" % checksum))
code_base = base + int(peopt.baseOfCode)
self.fields.append(("Base of Code", "0x%x" % code_base))
if not is64bit:
data_base = base + int(peopt.baseOfData)
self.fields.append(("Base of Data", "0x%x" % data_base))
code_size = int(peopt.sizeOfCode)
self.fields.append(("Size of Code", "0x%x" % code_size))
init_data_size = int(peopt.sizeOfInitializedData)
self.fields.append(("Size of Init Data", "0x%x" % init_data_size))
uninit_data_size = int(peopt.sizeOfUninitializedData)
self.fields.append(("Size of Uninit Data", "0x%x" % uninit_data_size))
header_size = int(peopt.sizeOfHeaders)
self.fields.append(("Size of Headers", "0x%x" % header_size))
image_size = int(peopt.sizeOfImage)
self.fields.append(("Size of Image", "0x%x" % image_size))
stack_commit = int(peopt.sizeOfStackCommit)
stack_reserve = int(peopt.sizeOfStackReserve)
self.fields.append(("Stack Size", "0x%x / 0x%x" % (stack_commit, stack_reserve)))
heap_commit = int(peopt.sizeOfHeapCommit)
heap_reserve = int(peopt.sizeOfHeapReserve)
self.fields.append(("Heap Size", "0x%x / 0x%x" % (heap_commit, heap_reserve)))
linker_major = int(peopt.majorLinkerVersion)
linker_minor = int(peopt.minorLinkerVersion)
self.fields.append(("Linker Version", "%d.%.2d" % (linker_major, linker_minor)))
image_major = int(peopt.majorImageVersion)
image_minor = int(peopt.minorImageVersion)
self.fields.append(("Image Version", "%d.%.2d" % (image_major, image_minor)))
os_major = int(peopt.majorOperatingSystemVersion)
os_minor = int(peopt.minorOperatingSystemVersion)
self.fields.append(("OS Version", "%d.%.2d" % (os_major, os_minor)))
sub_major = int(peopt.majorSubsystemVersion)
sub_minor = int(peopt.minorSubsystemVersion)
self.fields.append(("Subsystem Version", "%d.%.2d" % (sub_major, sub_minor)))
coff_char_value = int(coff.characteristics)
coff_char_enum = data.get_type_by_name("coff_characteristics")
coff_char_values = []
for member in coff_char_enum.enumeration.members:
if (coff_char_value & member.value) != 0:
if member.name.startswith("IMAGE_FILE_"):
coff_char_values.append(member.name[len("IMAGE_FILE_"):])
else:
coff_char_values.append(member.name)
if len(coff_char_values) > 0:
self.fields.append(("COFF Characteristics", coff_char_values))
dll_char_value = int(peopt.dllCharacteristics)
dll_char_enum = data.get_type_by_name("pe_dll_characteristics")
dll_char_values = []
for member in dll_char_enum.enumeration.members:
if (dll_char_value & member.value) != 0:
if member.name.startswith("IMAGE_DLLCHARACTERISTICS_"):
dll_char_values.append(member.name[len("IMAGE_DLLCHARACTERISTICS_"):])
else:
dll_char_values.append(member.name)
if len(dll_char_values) > 0:
self.fields.append(("DLL Characteristics", dll_char_values))
class HeaderWidget(QWidget):
def __init__(self, parent, header):
super(HeaderWidget, self).__init__(parent)
layout = QGridLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setVerticalSpacing(1)
row = 0
col = 0
for field in header.fields:
name = field[0]
value = field[1]
layout.addWidget(QLabel(name + ": "), row, col)
if isinstance(value, list):
for i in range(0, len(value)):
layout.addWidget(QLabel(value[i]), row, col + 1)
row += 1
else:
layout.addWidget(QLabel(value), row, col + 1)
row += 1
if (row >= 9) and (col < 6):
row = 0
col += 3
layout.setColumnMinimumWidth(2, 20)
layout.setColumnMinimumWidth(5, 20)
layout.setColumnStretch(8, 1)
self.setLayout(layout)
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