reversedrooms/hk4e-patch
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CNCB5.0.50 support

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xeon 2024-08-30 01:30:44 +03:00
parent 67bc2a2aaa
commit 4603f68722
6 changed files with 12 additions and 21 deletions
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2
Cargo.toml
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@ -4,7 +4,7 @@ version = "0.1.0"
edition = "2021"
[lib]
name = "version"
name = "ext"
crate-type = ["cdylib"]
[dependencies]

6
src/lib.rs
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@ -3,10 +3,10 @@
use std::{sync::RwLock, time::Duration};
use lazy_static::lazy_static;
use util::try_get_base_address;
use windows::Win32::Foundation::HINSTANCE;
use windows::core::PCSTR;
use windows::Win32::System::Console;
use windows::Win32::System::SystemServices::DLL_PROCESS_ATTACH;
use windows::Win32::{Foundation::HINSTANCE, System::LibraryLoader::GetModuleHandleA};
mod interceptor;
mod marshal;
@ -16,7 +16,7 @@ mod util;
use crate::modules::{Http, MhyContext, ModuleManager, Security};
unsafe fn thread_func() {
let base = try_get_base_address("GenshinImpact.exe").unwrap();
let base = GetModuleHandleA(PCSTR::null()).unwrap().0 as usize;
std::thread::sleep(Duration::from_secs(12));

6
src/marshal.rs
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@ -1,8 +1,8 @@
use std::ffi::CStr;
use crate::util;
use windows::{core::PCSTR, Win32::System::LibraryLoader::GetModuleHandleA};
const PTR_TO_STRING_ANSI: usize = 0x103CBB00;
const PTR_TO_STRING_ANSI: usize = 0xF33F640;
type MarshalPtrToStringAnsi = unsafe extern "fastcall" fn(*const u8) -> *const u8;
pub unsafe fn ptr_to_string_ansi(content: &CStr) -> *const u8 {
@ -11,5 +11,5 @@ pub unsafe fn ptr_to_string_ansi(content: &CStr) -> *const u8 {
}
unsafe fn base() -> usize {
util::try_get_base_address("GenshinImpact.exe").unwrap()
GetModuleHandleA(PCSTR::null()).unwrap().0 as usize
}

4
src/modules/http.rs
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@ -5,8 +5,8 @@ use crate::marshal;
use anyhow::Result;
use ilhook::x64::Registers;
const WEB_REQUEST_UTILS_MAKE_INITIAL_URL: usize = 0x110107A0;
const BROWSER_LOAD_URL: usize = 0x10E55670;
const WEB_REQUEST_UTILS_MAKE_INITIAL_URL: usize = 0xFFDA8B0;
const BROWSER_LOAD_URL: usize = 0xFE06E40;
pub struct Http;

6
src/modules/security.rs
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@ -6,9 +6,9 @@ use super::{MhyContext, MhyModule, ModuleType};
use anyhow::Result;
use ilhook::x64::Registers;
const MHYRSA_PERFORM_CRYPTO_ACTION: usize = 0xC37F9B;
const KEY_SIGN_CHECK: usize = 0xC3C42D;
const SDK_UTIL_RSA_ENCRYPT: usize = 0x1088E510;
const MHYRSA_PERFORM_CRYPTO_ACTION: usize = 0x9DD5C8;
const KEY_SIGN_CHECK: usize = 0x9DF4BC;
const SDK_UTIL_RSA_ENCRYPT: usize = 0xF7A73C0;
const KEY_SIZE: usize = 268;
static SERVER_PUBLIC_KEY: &[u8] = include_bytes!("../../server_public_key.bin");

9
src/util.rs
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@ -10,15 +10,6 @@ pub fn wide_str(value: &str) -> Vec<u16> {
OsStr::new(value).encode_wide().chain(once(0)).collect()
}
pub unsafe fn try_get_base_address(module_name: &str) -> Option<usize> {
let w_module_name = wide_str(module_name);
match GetModuleHandleW(PCWSTR::from_raw(w_module_name.as_ptr())) {
Ok(module) => Some(module.0 as usize),
Err(_) => None
}
}
// VMProtect hooks NtProtectVirtualMemory to prevent changing protection of executable segments
// We use this trick to remove hook
pub unsafe fn disable_memprotect_guard() {