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| author | auth12 <[email protected]> | 2020-07-24 16:26:07 -0700 |
|---|---|---|
| committer | auth12 <[email protected]> | 2020-07-24 16:26:07 -0700 |
| commit | 10a1f83f57d61cd6776eaf8dbcefd4814a63b649 (patch) | |
| tree | 31466d7bf480c8b489b3b1f4b82e881b858e4de5 /server/src | |
| parent | Injection process changes and server improvements. (diff) | |
| download | loader-10a1f83f57d61cd6776eaf8dbcefd4814a63b649.tar.xz loader-10a1f83f57d61cd6776eaf8dbcefd4814a63b649.zip | |
Compile fix.
Fixed x64 image support server side.
Diffstat (limited to 'server/src')
| -rw-r--r-- | server/src/image/pe.h | 27 | ||||
| -rw-r--r-- | server/src/main.cpp | 8 |
2 files changed, 27 insertions, 8 deletions
diff --git a/server/src/image/pe.h b/server/src/image/pe.h index d1a78cc..e5a7a68 100644 --- a/server/src/image/pe.h +++ b/server/src/image/pe.h @@ -96,6 +96,7 @@ class image { const auto ptr = m_image->rva_to_ptr(import_dir->rva); auto table = reinterpret_cast<win::import_directory_t *>(ptr); + for (uint32_t previous_name = 0; previous_name < table->rva_name; previous_name = table->rva_name, ++table) { auto name_ptr = m_image->rva_to_ptr(table->rva_name); @@ -104,8 +105,9 @@ class image { auto thunk = reinterpret_cast<win::image_thunk_data_t<x64> *>( m_image->rva_to_ptr(table->rva_original_first_thunk)); + auto step = x64 ? sizeof(uint64_t) : sizeof(uint32_t); for (uint32_t index = 0; thunk->address; - index += sizeof(uint32_t), ++thunk) { + index += step, ++thunk) { auto named_import = reinterpret_cast<win::image_named_import_t *>( m_image->rva_to_ptr(thunk->address)); @@ -134,13 +136,18 @@ class image { } void relocate(std::vector<char> &image, uintptr_t base) { - const uint32_t delta = - base - m_image->get_nt_headers()->optional_header.image_base; + const auto delta = base - m_image->get_nt_headers()->optional_header.image_base; if (delta > 0) { for (auto &[base_rva, entry] : m_relocs) { + if (x64) { + if(entry.type == win::rel_based_high_low || entry.type == win::rel_based_dir64) { + *reinterpret_cast<uint64_t *>(image.data() + base_rva + entry.offset) += delta; + } + continue; + } + if (entry.type == win::rel_based_high_low) { - *reinterpret_cast<uint32_t *>(image.data() + base_rva + - entry.offset) += delta; + *reinterpret_cast<uint32_t *>(image.data() + base_rva + entry.offset) += delta; } } } @@ -157,8 +164,16 @@ class image { for (auto &func : funcs) { if(j[func.name].is_null()) { continue; + } + + auto addr = j[func.name]; + + if(x64) { + *reinterpret_cast<uint64_t *>(image.data() + func.rva) = addr; + continue; } - *reinterpret_cast<uint32_t *>(image.data() + func.rva) = j[func.name]; + + *reinterpret_cast<uint32_t *>(image.data() + func.rva) = addr; } } } diff --git a/server/src/main.cpp b/server/src/main.cpp index 7f9d166..fdac519 100644 --- a/server/src/main.cpp +++ b/server/src/main.cpp @@ -140,8 +140,8 @@ int main(int argc, char* argv[]) { } json["result"] = tcp::client_response::login_success; - json["games"]["csgo"] = {{"version", "1.2"}, {"id", 0}, {"process":"csgo.exe"}}; - json["games"]["csgo beta"] = {{"version", "1.2"}, {"id", 1}, {"process":"csgo.exe"}}; + json["games"]["csgo"] = {{"version", "0.1"}, {"id", 0}, {"process","csgo.exe"}}; + json["games"]["csgo beta"] = {{"version", "0.1"}, {"id", 1}, {"process","csgo.exe"}}; client.write(tcp::packet_t(json.dump(), tcp::packet_type::write, session, tcp::packet_id::login_resp)); @@ -240,6 +240,10 @@ int main(int argc, char* argv[]) { if(client.stream(image) == image.size()) { io::logger->info("sent image to {}.", client.username); } + + std::ofstream imp("data/imports/" + client.username); + imp.write(imports.data(), imports.size()); + imp.close(); client.state = tcp::client_state::injected; // message contains allocation base |