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naksyn-PythonMemoryModule/pythonmemorymodule/windows/winobject/network.py
T
naksyn db1893910c command line support (partial) via PEB stomping
This update include support to passing command line parameters to unmanaged exe via PEB stomping.
This technique is not working with every executable since it depends on which functions are used to pass arguments.
Generally, to get a universally working technique would be required to hook GetCommandlineA GetCommandlineW __getmainargs and __wgetmainargs since PEB stomping won't cover all cases, more details here:
https://blog-30cm-tw.translate.goog/2020/08/windows-c-mainargc-argv.html?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=it&_x_tr_pto=wapp

However, during my testing I found that mimikatz and several go binaries are working just by doing PEB stomping.
On the other hand, cmdline passing via PEB stomping alone to mingw and VS compiled binaries won't likely work.
2023-07-27 06:44:29 -07:00

448 lines
13 KiB
Python

import windows
import ctypes
import socket
import struct
from windows import winproxy
import windows.generated_def as gdef
from windows.com import interfaces as cominterfaces
from windows.generated_def.winstructs import *
from windows.generated_def.windef import *
class TCP4Connection(MIB_TCPROW_OWNER_PID):
"""A TCP4 socket (connected or listening)"""
@property
def established(self):
"""``True`` if connection is established else it's a listening socket"""
return self.dwState == MIB_TCP_STATE_ESTAB
@property
def remote_port(self):
""":type: :class:`int`"""
if not self.established:
return None
return socket.ntohs(self.dwRemotePort)
@property
def local_port(self):
""":type: :class:`int`"""
return socket.ntohs(self.dwLocalPort)
@property
def local_addr(self):
"""Local address IP (x.x.x.x)
:type: :class:`str`"""
return socket.inet_ntoa(struct.pack("<I", self.dwLocalAddr))
@property
def remote_addr(self):
"""remote address IP (x.x.x.x)
:type: :class:`str`"""
if not self.established:
return None
return socket.inet_ntoa(struct.pack("<I", self.dwRemoteAddr))
@property
def remote_proto(self):
"""Identification of the protocol associated with the remote port.
Equals ``remote_port`` if no protocol is associated with it.
:type: :class:`str` or :class:`int`
"""
try:
return socket.getservbyport(self.remote_port, 'tcp')
except socket.error:
return self.remote_port
@property
def remote_host(self):
"""Identification of the remote hostname.
Equals ``remote_addr`` if the resolution fails
:type: :class:`str` or :class:`int`
"""
try:
return socket.gethostbyaddr(self.remote_addr)
except socket.error:
return self.remote_addr
def close(self):
"""Close the connection <require elevated process>"""
closing = MIB_TCPROW()
closing.dwState = MIB_TCP_STATE_DELETE_TCB
closing.dwLocalAddr = self.dwLocalAddr
closing.dwLocalPort = self.dwLocalPort
closing.dwRemoteAddr = self.dwRemoteAddr
closing.dwRemotePort = self.dwRemotePort
return winproxy.SetTcpEntry(ctypes.byref(closing))
def __repr__(self):
if not self.established:
return "<TCP IPV4 Listening socket on {0}:{1}>".format(self.local_addr, self.local_port)
return "<TCP IPV4 Connection {s.local_addr}:{s.local_port} -> {s.remote_addr}:{s.remote_port}>".format(s=self)
class TCP6Connection(MIB_TCP6ROW_OWNER_PID):
"""A TCP6 socket (connected or listening)"""
@staticmethod
def _str_ipv6_addr(addr):
return ":".join(c.encode('hex') for c in addr)
@property
def established(self):
"""``True`` if connection is established else it's a listening socket"""
return self.dwState == MIB_TCP_STATE_ESTAB
@property
def remote_port(self):
""":type: :class:`int`"""
if not self.established:
return None
return socket.ntohs(self.dwRemotePort)
@property
def local_port(self):
""":type: :class:`int`"""
return socket.ntohs(self.dwLocalPort)
@property
def local_addr(self):
"""Local address IP
:type: :class:`str`"""
return self._str_ipv6_addr(self.ucLocalAddr)
@property
def remote_addr(self):
"""remote address IP
:type: :class:`str`"""
if not self.established:
return None
return self._str_ipv6_addr(self.ucRemoteAddr)
@property
def remote_proto(self):
"""Equals to ``self.remote_port`` for Ipv6"""
return self.remote_port
@property
def remote_host(self):
"""Equals to ``self.remote_addr`` for Ipv6"""
return self.remote_addr
def close(self):
raise NotImplementedError("Closing IPV6 connection non implemented")
def __repr__(self):
if not self.established:
return "<TCP IPV6 Listening socket on {0}:{1}>".format(self.local_addr, self.local_port)
return "<TCP IPV6 Connection {0}:{1} -> {2}:{3}>".format(self.local_addr, self.local_port, self.remote_addr, self.remote_port)
def get_MIB_TCPTABLE_OWNER_PID_from_buffer(buffer):
x = windows.generated_def.winstructs.MIB_TCPTABLE_OWNER_PID.from_buffer(buffer)
nb_entry = x.dwNumEntries
class _GENERATED_MIB_TCPTABLE_OWNER_PID(ctypes.Structure):
_fields_ = [
("dwNumEntries", DWORD),
("table", TCP4Connection * nb_entry),
]
return _GENERATED_MIB_TCPTABLE_OWNER_PID.from_buffer(buffer)
def get_MIB_TCP6TABLE_OWNER_PID_from_buffer(buffer):
x = windows.generated_def.winstructs.MIB_TCP6TABLE_OWNER_PID.from_buffer(buffer)
nb_entry = x.dwNumEntries
# Struct _MIB_TCP6TABLE_OWNER_PID definitions
class _GENERATED_MIB_TCP6TABLE_OWNER_PID(Structure):
_fields_ = [
("dwNumEntries", DWORD),
("table", TCP6Connection * nb_entry),
]
return _GENERATED_MIB_TCP6TABLE_OWNER_PID.from_buffer(buffer)
class Firewall(cominterfaces.INetFwPolicy2):
"""The windows firewall"""
@property
def rules(self):
"""The rules of the firewall
:type: [:class:`FirewallRule`] -- A list of rule
"""
ifw_rules = cominterfaces.INetFwRules()
self.get_Rules(ifw_rules)
nb_rules = gdef.LONG()
ifw_rules.get_Count(nb_rules)
unknw = cominterfaces.IUnknown()
ifw_rules.get__NewEnum(unknw)
pVariant = cominterfaces.IEnumVARIANT()
unknw.QueryInterface(pVariant.IID, pVariant)
count = gdef.ULONG()
var = windows.com.Variant()
rules = []
for i in range(nb_rules.value):
pVariant.Next(1, var, count)
if not count.value:
break
rule = FirewallRule()
idisp = var.asdispatch
idisp.QueryInterface(rule.IID, rule)
rules.append(rule)
return rules
@property
def current_profile_types(self):
"""Mask of the profiles currently enabled
:type: :class:`long`
"""
cpt = gdef.LONG()
self.get_CurrentProfileTypes(cpt)
return cpt.value
@property
def enabled(self):
"""A maping of the active firewall profiles
{
``NET_FW_PROFILE_TYPE2_.NET_FW_PROFILE2_DOMAIN(0x1L)``: ``True`` or ``False``,
``NET_FW_PROFILE_TYPE2_.NET_FW_PROFILE2_PRIVATE(0x2L)``: ``True`` or ``False``,
``NET_FW_PROFILE_TYPE2_.NET_FW_PROFILE2_PUBLIC(0x4L)``: ``True`` or ``False``,
}
:type: :class:`dict`
"""
profiles = [gdef.NET_FW_PROFILE2_DOMAIN, gdef.NET_FW_PROFILE2_PRIVATE, gdef.NET_FW_PROFILE2_PUBLIC]
return {prof: self.enabled_for_profile_type(prof) for prof in profiles}
def enabled_for_profile_type(self, profile_type):
enabled = gdef.VARIANT_BOOL()
self.get_FirewallEnabled(profile_type, enabled)
return enabled.value
class FirewallRule(cominterfaces.INetFwRule):
"""A rule of the firewall"""
@property
def name(self):
"""Name of the rule
:type: :class:`unicode`
"""
name = gdef.BSTR()
self.get_Name(name)
return name.value
@property
def description(self):
"""Description of the rule
:type: :class:`unicode`
"""
description = gdef.BSTR()
self.get_Description(description)
return description.value
@property
def application_name(self):
"""Name of the application to which apply the rule
:type: :class:`unicode`
"""
applicationname = gdef.BSTR()
self.get_ApplicationName(applicationname)
return applicationname.value
@property
def service_name(self):
"""Name of the service to which apply the rule
:type: :class:`unicode`
"""
servicename = gdef.BSTR()
self.get_ServiceName(servicename)
return servicename.value
@property
def protocol(self):
"""Protocol to which apply the rule
:type: :class:`long`
"""
protocol = gdef.LONG()
self.get_Protocol(protocol)
return protocol.value
@property
def local_address(self):
"""Local address of the rule
:type: :class:`unicode`
"""
local_address = gdef.BSTR()
self.get_LocalAddresses(local_address)
return local_address.value
@property
def remote_address(self):
"""Remote address of the rule
:type: :class:`unicode`
"""
remote_address = gdef.BSTR()
self.get_RemoteAddresses(remote_address)
return remote_address.value
@property
def direction(self):
"""Direction of the rule, values might be:
* ``NET_FW_RULE_DIRECTION_.NET_FW_RULE_DIR_IN(0x1L)``
* ``NET_FW_RULE_DIRECTION_.NET_FW_RULE_DIR_OUT(0x2L)``
subclass of :class:`long`
"""
direction = gdef.NET_FW_RULE_DIRECTION()
self.get_Direction(direction)
return direction.value
@property
def interface_types(self):
"""Types of interface of the rule
:type: :class:`unicode`
"""
interface_type = gdef.BSTR()
self.get_InterfaceTypes(interface_type)
return interface_type.value
@property
def local_port(self):
"""Local port of the rule
:type: :class:`unicode`
"""
local_port = gdef.BSTR()
self.get_LocalPorts(local_port)
return local_port.value
@property
def remote_port(self):
"""Remote port of the rule
:type: :class:`unicode`
"""
remote_port = gdef.BSTR()
self.get_RemotePorts(remote_port)
return remote_port.value
@property
def action(self):
"""Action of the rule, values might be:
* ``NET_FW_ACTION_.NET_FW_ACTION_BLOCK(0x0L)``
* ``NET_FW_ACTION_.NET_FW_ACTION_ALLOW(0x1L)``
subclass of :class:`long`
"""
action = gdef.NET_FW_ACTION()
self.get_Action(action)
return action.value
@property
def enabled(self):
"""``True`` if rule is enabled"""
enabled = gdef.VARIANT_BOOL()
self.get_Enabled(enabled)
return enabled.value
@property
def grouping(self):
"""Grouping of the rule
:type: :class:`unicode`
"""
grouping = gdef.BSTR()
self.get_RemotePorts(grouping)
return grouping.value
@property
def icmp_type_and_code(self):
icmp_type_and_code = gdef.BSTR()
self.get_RemotePorts(icmp_type_and_code)
return icmp_type_and_code.value
def __repr__(self):
return u'<{0} "{1}">'.format(type(self).__name__, self.name).encode("ascii", errors='backslashreplace')
class Network(object):
NetFwPolicy2 = windows.com.IID.from_string("E2B3C97F-6AE1-41AC-817A-F6F92166D7DD")
@property
def firewall(self):
"""The firewall of the system
:type: :class:`Firewall`
"""
windows.com.init()
firewall = Firewall()
windows.com.create_instance(self.NetFwPolicy2, firewall)
return firewall
@staticmethod
def _get_tcp_ipv4_sockets():
size = ctypes.c_uint(0)
try:
winproxy.GetExtendedTcpTable(None, ctypes.byref(size), ulAf=AF_INET)
except winproxy.WinproxyError:
pass # Allow us to set size to the needed value
buffer = (ctypes.c_char * size.value)()
winproxy.GetExtendedTcpTable(buffer, ctypes.byref(size), ulAf=AF_INET)
t = get_MIB_TCPTABLE_OWNER_PID_from_buffer(buffer)
return list(t.table)
@staticmethod
def _get_tcp_ipv6_sockets():
size = ctypes.c_uint(0)
try:
winproxy.GetExtendedTcpTable(None, ctypes.byref(size), ulAf=AF_INET6)
except winproxy.WinproxyError:
pass # Allow us to set size to the needed value
buffer = (ctypes.c_char * size.value)()
winproxy.GetExtendedTcpTable(buffer, ctypes.byref(size), ulAf=AF_INET6)
t = get_MIB_TCP6TABLE_OWNER_PID_from_buffer(buffer)
return list(t.table)
ipv4 = property(lambda self: self._get_tcp_ipv4_sockets())
"""List of TCP IPv4 socket (connection and listening)
:type: [:class:`TCP4Connection`]"""
ipv6 = property(lambda self: self._get_tcp_ipv6_sockets())
"""List of TCP IPv6 socket (connection and listening)
:type: [:class:`TCP6Connection`]
"""