use std::path::Path;
use pelite::{FileMap};
use pelite::pe64::{Pe, PeFile};
use unicorn::{Cpu, CpuX86};
fn round_to_multiple(numToRound: u64, multiple: u64) -> u64 {
if (multiple == 0) {
return numToRound;
}
let remainder = numToRound % multiple;
if (remainder == 0) {
return numToRound;
}
return numToRound + multiple - remainder;
}
fn main() {
// emulator
let mut emu = CpuX86::new(unicorn::Mode::MODE_64).unwrap();
// parse PE
let mut args = std::env::args();
let filename = args.nth(1).unwrap();
let path = Path::new(&filename);
let map = FileMap::open(path).unwrap();
let file = PeFile::from_bytes(&map).unwrap();
let optional_header = file.optional_header();
println!("{:02x?}", optional_header);
let image_base = optional_header.ImageBase;
for section in file.section_headers() {
let section_va = image_base + section.VirtualAddress as u64;
println!("{:02x?}", section);
println!("{:08x}", section_va);
let rounded_virtual_size = round_to_multiple(section.VirtualSize as u64, 4096);
emu.mem_map(section_va, rounded_virtual_size as usize, unicorn::Protection::ALL).unwrap();
if (section.SizeOfRawData > 0) {
let section_bytes = file.get_section_bytes(§ion).unwrap();
emu.mem_write(section_va, §ion_bytes).unwrap();
}
}
let imports = file.imports().unwrap();
for desc in imports {
let iat = desc.iat().unwrap();
let int = desc.int().unwrap();
for (va, import) in Iterator::zip(iat, int) {
println!("{:?} {:02x?} {:?}", desc, va, import);
}
}
let va_entry = optional_header.ImageBase + optional_header.AddressOfEntryPoint as u64;
emu.emu_start(
va_entry,
optional_header.ImageBase + (optional_header.AddressOfEntryPoint as u64) + 4,
0,
0
).unwrap();
}
IMAGE_OPTIONAL_HEADER64 { Magic: 20b, LinkerVersion: "14.0", SizeOfCode: a09a00, SizeOfInitializedData: 2081c00, SizeOfUninitializedData: 00, AddressOfEntryPoint: 4901722, BaseOfCode: 1000, ImageBase: 14000
0000, SectionAlignment: 1000, FileAlignment: 200, OperatingSystemVersion: "6.0", ImageVersion: "0.0", SubsystemVersion: "6.0", Win32VersionValue: 00, SizeOfImage: 50a4000, SizeOfHeaders: 400, CheckSum: 00,
Subsystem: 02, DllCharacteristics: 8120, SizeOfStackReserve: 100000, SizeOfStackCommit: 1000, SizeOfHeapReserve: 100000, SizeOfHeapCommit: 1000, LoaderFlags: 00, NumberOfRvaAndSizes: 10, DataDirectory: [] }
SectionHeader { Name: ".text", VirtualAddress: 0x1000, VirtualSize: 0xa098b6, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x60000020 }
140001000
SectionHeader { Name: ".rdata", VirtualAddress: 0xa0b000, VirtualSize: 0x1f60058, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x40000040 }
140a0b000
SectionHeader { Name: ".data", VirtualAddress: 0x296c000, VirtualSize: 0x5aae4, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0xc0000040 }
14296c000
SectionHeader { Name: ".pdata", VirtualAddress: 0x29c7000, VirtualSize: 0x38da8, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x40000040 }
1429c7000
SectionHeader { Name: ".qtmetad", VirtualAddress: 0x2a00000, VirtualSize: 0x536, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x40000040 }
142a00000
SectionHeader { Name: ".qtmimed", VirtualAddress: 0x2a01000, VirtualSize: 0x4ece5, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x40000040 }
142a01000
SectionHeader { Name: ".tls", VirtualAddress: 0x2a50000, VirtualSize: 0x18, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0xc0000040 }
142a50000
SectionHeader { Name: ".jPc0", VirtualAddress: 0x2a51000, VirtualSize: 0x524792, PointerToRawData: 0x0, SizeOfRawData: 0x0, Characteristics: 0x60000020 }
142a51000
SectionHeader { Name: ".jPc1", VirtualAddress: 0x2f76000, VirtualSize: 0x1938, PointerToRawData: 0x400, SizeOfRawData: 0x1a00, Characteristics: 0xc0000040 }
142f76000
SectionHeader { Name: ".jPc2", VirtualAddress: 0x2f78000, VirtualSize: 0x20e804c, PointerToRawData: 0x1e00, SizeOfRawData: 0x20e8200, Characteristics: 0x68000060 }
142f78000
SectionHeader { Name: ".rsrc", VirtualAddress: 0x5061000, VirtualSize: 0x42bd8, PointerToRawData: 0x20ea000, SizeOfRawData: 0x42c00, Characteristics: 0x40000040 }
145061000
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(1), int.len: Ok(1) } 3336408 Ok(ByName { hint: 0, name: "AcquireSRWLockExclusive" })
Imports { dll_name: Ok("api-ms-win-crt-heap-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 334fa7c Ok(ByName { hint: 0, name: "_aligned_free" })
Imports { dll_name: Ok("api-ms-win-crt-private-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e46904 Ok(ByName { hint: 0, name: "__intrinsic_setjmpex" })
Imports { dll_name: Ok("api-ms-win-crt-runtime-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 4941db6 Ok(ByName { hint: 0, name: "__p___argc" })
Imports { dll_name: Ok("api-ms-win-crt-stdio-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 492ac0e Ok(ByName { hint: 0, name: "__acrt_iob_func" })
Imports { dll_name: Ok("api-ms-win-crt-string-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e594cc Ok(ByName { hint: 0, name: "_isctype_l" })
Imports { dll_name: Ok("USER32.dll"), iat.len: Ok(1), int.len: Ok(1) } 48f1170 Ok(ByName { hint: 0, name: "AdjustWindowRectEx" })
Imports { dll_name: Ok("api-ms-win-crt-environment-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 48f6ac0 Ok(ByName { hint: 0, name: "__p__environ" })
Imports { dll_name: Ok("SHELL32.dll"), iat.len: Ok(1), int.len: Ok(1) } 48915e8 Ok(ByName { hint: 0, name: "CommandLineToArgvW" })
Imports { dll_name: Ok("ole32.dll"), iat.len: Ok(1), int.len: Ok(1) } 48e2d20 Ok(ByName { hint: 0, name: "CoCreateGuid" })
Imports { dll_name: Ok("api-ms-win-crt-math-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 490faa2 Ok(ByName { hint: 0, name: "__setusermatherr" })
Imports { dll_name: Ok("api-ms-win-crt-convert-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 335579a Ok(ByName { hint: 0, name: "_strtod_l" })
Imports { dll_name: Ok("api-ms-win-crt-time-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 3356172 Ok(ByName { hint: 0, name: "__daylight" })
Imports { dll_name: Ok("UxTheme.dll"), iat.len: Ok(1), int.len: Ok(1) } 49757a0 Ok(ByName { hint: 0, name: "CloseThemeData" })
Imports { dll_name: Ok("ADVAPI32.dll"), iat.len: Ok(1), int.len: Ok(1) } 33563a8 Ok(ByName { hint: 0, name: "AccessCheck" })
Imports { dll_name: Ok("NETAPI32.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e582fe Ok(ByName { hint: 0, name: "NetApiBufferFree" })
Imports { dll_name: Ok("api-ms-win-crt-filesystem-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 49a4fac Ok(ByName { hint: 0, name: "_lock_file" })
Imports { dll_name: Ok("USERENV.dll"), iat.len: Ok(1), int.len: Ok(1) } 49812da Ok(ByName { hint: 0, name: "GetUserProfileDirectoryW" })
Imports { dll_name: Ok("api-ms-win-crt-utility-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e3a80a Ok(ByName { hint: 0, name: "bsearch" })
Imports { dll_name: Ok("VERSION.dll"), iat.len: Ok(1), int.len: Ok(1) } 48a76be Ok(ByName { hint: 0, name: "GetFileVersionInfoSizeW" })
Imports { dll_name: Ok("api-ms-win-crt-locale-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 4eadaf2 Ok(ByName { hint: 0, name: "___lc_codepage_func" })
Imports { dll_name: Ok("GDI32.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e54c3e Ok(ByName { hint: 0, name: "AddFontMemResourceEx" })
Imports { dll_name: Ok("WS2_32.dll"), iat.len: Ok(1), int.len: Ok(1) } 48f2c4e Ok(ByName { hint: 0, name: "WSAAsyncSelect" })
Imports { dll_name: Ok("WINMM.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e44ff2 Ok(ByName { hint: 0, name: "PlaySoundW" })
Imports { dll_name: Ok("WTSAPI32.dll"), iat.len: Ok(1), int.len: Ok(1) } 4906e6e Ok(ByName { hint: 0, name: "WTSFreeMemory" })
Imports { dll_name: Ok("IMM32.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e2c998 Ok(ByName { hint: 0, name: "ImmAssociateContext" })
Imports { dll_name: Ok("dwmapi.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e4086a Ok(ByName { hint: 0, name: "DwmEnableBlurBehindWindow" })
Imports { dll_name: Ok("api-ms-win-crt-multibyte-l1-1-0.dll"), iat.len: Ok(1), int.len: Ok(1) } 49863aa Ok(ByName { hint: 0, name: "_mbtowc_l" })
Imports { dll_name: Ok("OLEAUT32.dll"), iat.len: Ok(1), int.len: Ok(1) } 48f08aa Ok(ByName { hint: 0, name: "SafeArrayCreateVector" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(1), int.len: Ok(1) } 4e595ca Ok(ByName { hint: 0, name: "GetSystemTimeAsFileTime" })
Imports { dll_name: Ok("USER32.dll"), iat.len: Ok(1), int.len: Ok(1) } 499c918 Ok(ByName { hint: 0, name: "CharUpperBuffW" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 48ec4b0 Ok(ByName { hint: 0, name: "LocalAlloc" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 494c6f6 Ok(ByName { hint: 0, name: "LocalFree" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 333f566 Ok(ByName { hint: 0, name: "GetModuleFileNameW" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 333cb80 Ok(ByName { hint: 0, name: "GetProcessAffinityMask" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 48e52d4 Ok(ByName { hint: 0, name: "SetProcessAffinityMask" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 495fd82 Ok(ByName { hint: 0, name: "SetThreadAffinityMask" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 3341d1e Ok(ByName { hint: 0, name: "Sleep" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 2f7f7c8 Ok(ByName { hint: 0, name: "ExitProcess" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 333a9c2 Ok(ByName { hint: 0, name: "LoadLibraryA" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 4e433ec Ok(ByName { hint: 0, name: "GetModuleHandleA" })
Imports { dll_name: Ok("KERNEL32.dll"), iat.len: Ok(11), int.len: Ok(11) } 495cd40 Ok(ByName { hint: 0, name: "GetProcAddress" })
thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: WRITE_UNMAPPED', src\main.rs:63:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: process didn't exit successfully: `target\debug\pe32-emulator.exe C:\Users\Brandon\Desktop\foo.exe` (exit code: 101)
![[WIP] expose reg_write_generic](https://avatars.githubusercontent.com/u/569569?v=4)
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