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load driver code

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nganhkhoa
2020-02-23 02:04:09 +07:00
parent fc61c5e605
commit 30da3fe60a
3 changed files with 255 additions and 63 deletions
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299
src/main.rs
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@ -11,11 +11,23 @@ use pdb::SymbolData;
use pdb::TypeData;
use pdb::ClassType;
use pdb::ModifierType;
use pdb::Rva;
use pdb::FallibleIterator;
use pdb::TypeFinder;
use pdb::TypeIndex;
use std::ffi::CString;
use widestring::{U16CString};
use winapi::shared::minwindef::{DWORD};
use winapi::shared::ntdef::*;
use winapi::um::winnt::{SE_PRIVILEGE_ENABLED, TOKEN_PRIVILEGES, TOKEN_ADJUST_PRIVILEGES, LUID_AND_ATTRIBUTES};
use winapi::um::handleapi::*;
use winapi::um::winbase::*;
use winapi::um::processthreadsapi::*;
use winapi::um::libloaderapi::*;
use winapi::um::securitybaseapi::*;
const PDBNAME: &str = "ntkrnlmp.pdb";
const NTOSKRNL_PATH: &str = "C:\\Windows\\System32\\ntoskrnl.exe";
const PDB_SERVER_PATH: &str = "http://msdl.microsoft.com/download/symbols";
@ -112,14 +124,148 @@ fn get_type_as_str(type_finder: &TypeFinder, typ: &TypeIndex) -> String {
}
}
fn parse_pdb() {
type SymbolStore = HashMap<String, u64>;
type StructStore = HashMap<String, HashMap<String, (String, u64)>>;
struct PdbStore {
pub symbols: SymbolStore,
pub structs: StructStore
}
impl PdbStore {
fn get_offset(&self, name: &str) -> Option<u64> {
if name.contains(".") {
let v: Vec<&str> = name.split_terminator('.').collect();
match self.structs.get(v[0]) {
Some(member_info) => {
match member_info.get(v[1]) {
Some((_memtype, offset)) => Some(*offset),
None => None
}
},
None => None
}
}
else {
match self.symbols.get(name) {
Some(offset) => Some(*offset),
None => None
}
}
}
fn addr_decompose(&self, addr: u64, full_name: &str) -> Result<u64, String>{
if !full_name.contains(".") {
return Err("Not decomposable".to_string());
}
let mut name_part: Vec<&str> = full_name.split_terminator('.').collect();
let mut next: Vec<_> = name_part.drain(2..).collect();
match self.structs.get(name_part[0]) {
Some(member_info) => {
match member_info.get(name_part[1]) {
Some((memtype, offset)) => {
if next.len() != 0 {
if memtype.contains("*") {
return Err(format!("Cannot dereference pointer at {} {}", memtype, name_part[1]));
}
next.insert(0, memtype);
self.addr_decompose(addr + *offset, &next.join("."))
}
else {
Ok(addr + *offset)
}
},
None => Err(format!("Not found member {}", name_part[1]))
}
},
None => Err(format!("Struct {} not found", name_part[0]))
}
}
fn default_information(&self) {
let need_symbols = [
"PsLoadedModuleList", "PsActiveProcessHead", "KeNumberNodes",
"PoolBigPageTable", "PoolBigPageTableSize",
// "PoolVector", "ExpNumberOfNonPagedPools",
"KdDebuggerDataBlock", "MmNonPagedPoolStart", "MmNonPagedPoolEnd", // Windows XP
"MiNonPagedPoolStartAligned", "MiNonPagedPoolEnd", "MiNonPagedPoolBitMap", // Windows 7, 8
"MiNonPagedPoolBitMap", "MiNonPagedPoolVaBitMap",
"MiState" // Windows 10
];
let mut need_structs = HashMap::new();
need_structs.insert("_POOL_HEADER", vec![]);
need_structs.insert("_PEB", vec![]);
need_structs.insert("_LIST_ENTRY", vec![
"Flink", "Blink"
]);
need_structs.insert("_FILE_OBJECT", vec![
"FileName"
]);
need_structs.insert("_EPROCESS", vec![
"struct_size",
"UniqueProcessId", "ActiveProcessLinks", "CreateTime",
"Peb", "ImageFilePointer", "ImageFileName", "ThreadListHead"
]);
need_structs.insert("_KDDEBUGGER_DATA64", vec![
"MmNonPagedPoolStart", "MmNonPagedPoolEnd", // Windows XP
]);
need_structs.insert("_POOL_TRACKER_BIG_PAGES", vec![]);
// these struct supports finding NonPagedPool{First,Last}Va in windows 10
need_structs.insert("_MI_SYSTEM_INFORMATION", vec![
"Hardware", // windows 10 2016+
"SystemNodeInformation" // windows 10 2015
]);
need_structs.insert("_MI_HARDWARE_STATE", vec![
"SystemNodeInformation", // till windows 10 1900
"SystemNodeNonPagedPool" // windows insider, 2020
]);
need_structs.insert("_MI_SYSTEM_NODE_INFORMATION", vec![ // till windows 10 1900
"NonPagedPoolFirstVa", "NonPagedPoolLastVa",
"NonPagedBitMap", // missing on windows 10 1900+
"DynamicBitMapNonPagedPool" // some weird field
]);
need_structs.insert("_MI_SYSTEM_NODE_NONPAGED_POOL", vec![ // windows insider, 2020
"NonPagedPoolFirstVa", "NonPagedPoolLastVa",
"DynamicBitMapNonPagedPool" // some weird field
]);
need_structs.insert("_MI_DYNAMIC_BITMAP", vec![]);
need_structs.insert("_RTL_BITMAP", vec![]); // windows 10 until 2020
need_structs.insert("_RTL_BITMAP_EX", vec![]); // windows insider, 2020
for &symbol in &need_symbols {
match self.symbols.get(symbol) {
Some(offset) => println!("0x{:x} {}", offset, symbol),
None => {}
}
}
for (&struct_name, members) in &need_structs {
match self.structs.get(struct_name) {
Some(member_info) => {
for &member in members {
match member_info.get(member) {
Some((memtype, offset)) =>
println!("0x{:x} {} {}.{}", offset, memtype, struct_name, member),
None => {}
}
}
},
None => {}
}
}
}
}
fn parse_pdb() -> PdbStore {
let f = File::open("ntkrnlmp.pdb").expect("No such file ./ntkrnlmp.pdb");
let mut pdb = PDB::open(f).expect("Cannot open as a PDB file");
let info = pdb.pdb_information().expect("Cannot get pdb information");
let dbi = pdb.debug_information().expect("cannot get debug information");
println!("PDB for {}, guid: {}, age: {},", dbi.machine_type().unwrap(), info.guid, dbi.age().unwrap_or(0));
println!("");
println!("PDB for {}, guid: {}, age: {}\n", dbi.machine_type().unwrap(), info.guid, dbi.age().unwrap_or(0));
let type_information = pdb.type_information().expect("Cannot get type information");
let mut type_finder = type_information.type_finder();
@ -128,101 +274,62 @@ fn parse_pdb() {
type_finder.update(&iter);
}
let mut symbol_extracted: SymbolStore = HashMap::new();
// find global symbols offset
let addr_map = pdb.address_map().expect("Cannot get address map");
let glosym = pdb.global_symbols().expect("Cannot get global symbols");
let mut symbols = glosym.iter();
let need_symbols = [
"PsLoadedModuleList", "PsActiveProcessHead", "KeNumberNodes",
// "PoolVector", "ExpNumberOfNonPagedPools",
"KdDebuggerDataBlock", "MmNonPagedPoolStart", "MmNonPagedPoolEnd", // Windows XP
"MiNonPagedPoolStartAligned", "MiNonPagedPoolEnd", "MiNonPagedPoolBitMap", // Windows 7, 8
"MiNonPagedPoolBitMap", "MiNonPagedPoolVaBitMap",
"MiState" // Windows 10
];
while let Some(symbol) = symbols.next().unwrap() {
match symbol.parse() {
Ok(SymbolData::PublicSymbol(data)) => {
let name = symbol.name().unwrap().to_string();
for sym in need_symbols.iter() {
if &name == sym {
let rva = data.offset.to_rva(&addr_map).unwrap_or_default();
println!("{} {} {} {}:{}",
get_type_as_str(&type_finder, &(symbol.raw_kind() as u32)), name, rva, data.offset.section, data.offset.offset);
}
}
let Rva(rva) = data.offset.to_rva(&addr_map).unwrap_or_default();
symbol_extracted.insert(format!("{}", name), rva as u64);
},
_ => {
// println!("Something else");
}
}
}
println!("");
let mut need_structs = HashMap::new();
// need_structs.insert("_KLDR_DATA_TABLE_ENTRY", vec![]);
need_structs.insert("_PEB", vec![]);
need_structs.insert("_LIST_ENTRY", vec![]);
need_structs.insert("_EPROCESS", vec![]);
need_structs.insert("_KDDEBUGGER_DATA64", vec![
"MmNonPagedPoolStart", "MmNonPagedPoolEnd", // Windows XP
"MiNonPagedPoolStartAligned", "MiNonPagedPoolEnd", "MiNonPagedPoolBitMap", // Windows 7, 8 -- not sure, global symbols
"MiState" // Windows 10 -- not sure, global symbols
]);
// println!("{:?}", symbol_extracted);
// these struct supports finding NonPagedPool{First,Last}Va in windows 10
need_structs.insert("_MI_SYSTEM_INFORMATION", vec![
"Hardware", // windows 10 2016+
"SystemNodeInformation" // windows 10 2015
]);
need_structs.insert("_MI_HARDWARE_STATE", vec![
"SystemNodeInformation", // till windows 10 1900
"SystemNodeNonPagedPool" // windows insider, 2020
]);
need_structs.insert("_MI_SYSTEM_NODE_INFORMATION", vec![ // till windows 10 1900
"NonPagedPoolFirstVa", "NonPagedPoolLastVa",
"NonPagedBitMap", // missing on windows 10 1900+
"DynamicBitMapNonPagedPool" // some weird field
]);
need_structs.insert("_MI_SYSTEM_NODE_NONPAGED_POOL", vec![ // windows insider, 2020
"NonPagedPoolFirstVa", "NonPagedPoolLastVa",
"DynamicBitMapNonPagedPool" // some weird field
]);
need_structs.insert("_MI_DYNAMIC_BITMAP", vec![]);
need_structs.insert("_RTL_BITMAP", vec![]); // windows 10 until 2020
need_structs.insert("_RTL_BITMAP_EX", vec![]); // windows insider, 2020
let mut struct_extracted: StructStore = HashMap::new();
iter = type_information.iter();
while let Some(typ) = iter.next().unwrap() {
// type_finder.update(&iter);
match typ.parse() {
Ok(TypeData::Class(ClassType {name, fields: Some(fields), ..})) => {
let n = name.to_string();
// println!("{}", name);
if !need_structs.contains_key(&*n) {
continue;
}
println!("beginstruct {}", name);
Ok(TypeData::Class(ClassType {name, fields: Some(fields), size, ..})) => {
let mut struct_fields = HashMap::new();
struct_fields.insert("struct_size".to_string(), ("u32".to_string(), size as u64));
match type_finder.find(fields).unwrap().parse().unwrap() {
TypeData::FieldList(list) => {
// `fields` is a Vec<TypeData>
for field in list.fields {
if let TypeData::Member(member) = field {
let mem_typ = get_type_as_str(&type_finder, &member.field_type);
println!("\t0x{:x} {} {}", member.offset, mem_typ, member.name);
// println!("\t0x{:x} {} {}", member.offset, mem_typ, member.name);
struct_fields.insert(
format!("{}", member.name), (mem_typ, member.offset as u64));
} else {
println!("\tmember_func");
// handle member functions, nested types, etc.
}
}
}
_ => {}
}
println!("endstruct\n");
struct_extracted.insert(format!("{}", name), struct_fields);
// println!("endstruct\n");
},
_ => {}
}
}
// println!("{:?}", struct_extracted);
PdbStore {
symbols: symbol_extracted,
structs: struct_extracted
}
}
fn download_pdb() {
@ -267,9 +374,77 @@ fn download_pdb() {
io::copy(&mut resp, &mut out).expect("failed to copy content");
}
fn main() {
if !Path::new(PDBNAME).exists() {
download_pdb();
}
parse_pdb();
let store = parse_pdb();
store.default_information();
match store.get_offset("MiState") {
Some(offset) => println!("0x{:x} MiState", offset),
None => {}
};
match store.get_offset("_MI_HARDWARE_STATE.SystemNodeNonPagedPool") {
Some(offset) => println!("0x{:x} _MI_HARDWARE_STATE.SystemNodeNonPagedPool", offset),
None => {}
};
match store.addr_decompose(0xfffff8005d44f200, "_MI_SYSTEM_INFORMATION.Hardware.SystemNodeNonPagedPool") {
Ok(offset) => println!("0x{:x}", offset),
Err(msg) => println!("{}", msg)
};
let str_ntdll = CString::new("ntdll").expect("");
let str_nt_load_driver = CString::new("NtLoadDriver").expect("");
let str_nt_unload_driver = CString::new("NtUnloadDriver").expect("");
let str_rtl_init_unicode_str = CString::new("RtlInitUnicodeString").expect("");
let str_se_load_driver_privilege = CString::new("SeLoadDriverPrivilege").expect("");
let str_driver_reg =
U16CString::from_str("\\Registry\\Machine\\System\\CurrentControlSet\\Services\\nganhkhoa").expect("");
let nt_load_driver: extern "stdcall" fn(PUNICODE_STRING) -> NTSTATUS;
let nt_unload_driver: extern "stdcall" fn(PUNICODE_STRING) -> NTSTATUS;
let rtl_init_unicode_str: extern "stdcall" fn(PUNICODE_STRING, PCWSTR);
unsafe {
let ntdll = LoadLibraryA(str_ntdll.as_ptr());
let nt_load_driver_ = GetProcAddress(ntdll, str_nt_load_driver.as_ptr());
let nt_unload_driver_ = GetProcAddress(ntdll, str_nt_unload_driver.as_ptr());
let rtl_init_unicode_str_ = GetProcAddress(ntdll, str_rtl_init_unicode_str.as_ptr());
// https://github.com/jamalcoder/winapi-dynamic-api-call-using-rust/blob/d0a2386fe590899115442c5e87688ba60013acf7/src/main.rs#L60
nt_load_driver = std::mem::transmute(nt_load_driver_);
nt_unload_driver = std::mem::transmute(nt_unload_driver_);
rtl_init_unicode_str = std::mem::transmute(rtl_init_unicode_str_);
println!("ntdll 0x{:x}", ntdll as DWORD);
println!("NtLoadDriver 0x{:x}", nt_load_driver_ as DWORD);
println!("NtUnloadDriver 0x{:x}", nt_unload_driver_ as DWORD);
println!("RtlInitUnicodeString 0x{:x}", rtl_init_unicode_str_ as DWORD);
// Setup privilege SeLoadDriverPrivilege
let mut token_handle: HANDLE = std::ptr::null_mut();
let mut luid = LUID::default();
println!("OpenProcessToken() -> 0x{:x}",
OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &mut token_handle));
println!("LookupPrivilegeValueA() -> 0x{:x}",
LookupPrivilegeValueA(std::ptr::null_mut(), str_se_load_driver_privilege.as_ptr(), &mut luid));
let mut new_token_state = TOKEN_PRIVILEGES {
PrivilegeCount: 1,
Privileges: [LUID_AND_ATTRIBUTES {
Luid: luid,
Attributes: SE_PRIVILEGE_ENABLED
}]
};
println!("AdjustTokenPrivileges() -> 0x{:x}",
AdjustTokenPrivileges(token_handle, 0, &mut new_token_state, 16, std::ptr::null_mut(), std::ptr::null_mut()));
CloseHandle(token_handle);
let mut str_driver_reg_unicode = UNICODE_STRING::default();
rtl_init_unicode_str(&mut str_driver_reg_unicode, str_driver_reg.as_ptr() as *const u16);
println!("NtLoadDriver() -> 0x{:x}", nt_load_driver(&mut str_driver_reg_unicode));
println!("NtUnloadDriver() -> 0x{:x}", nt_unload_driver(&mut str_driver_reg_unicode));
}
}