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जानें AWS हैकिंग को शून्य से हीरो तक htARTE (HackTricks AWS Red Team Expert)!

दूसरे तरीके HackTricks का समर्थन करने के लिए:

मूल कोड से एकमात्र संशोधित लाइन लाइन 10 है। इसे कंपाइल करने के लिए Visual Studio Code में एक C/C++ परियोजना बनाएं, कोड कॉपी और पेस्ट करें और इसे बिल्ड करें।

#include <stdio.h>
#include <windows.h>
#include <stdlib.h>

#ifdef _WIN64
#include <WinBase.h>
#endif

// Define bool
#pragma warning(disable:4996)
#define true 1
#define false 0

const char* _version = "0.0.5";

const char* _banner = " __________.__        ___.  __________\n"
" \\______   \\  |   ____\\_ |__\\______   \\__ __  ____   ____   ___________     \n"
"  |    |  _/  |  /  _ \\| __ \\|       _/  |  \\/    \\ /    \\_/ __ \\_  __ \\  \n"
"  |    |   \\  |_(  <_> ) \\_\\ \\    |   \\  |  /   |  \\   |  \\  ___/|  | \\/ \n"
"  |______  /____/\\____/|___  /____|_  /____/|___|  /___|  /\\___  >__|          \n"
"         \\/                \\/       \\/           \\/     \\/     \\/    \n\n"
"                                                                     %s    \n\n";


void banner() {
system("cls");
printf(_banner, _version);
return;
}

LPVOID process_file(char* inputfile_name, bool jit, int offset, bool debug) {
LPVOID lpvBase;
FILE* file;
unsigned long fileLen;
char* buffer;
DWORD dummy;

file = fopen(inputfile_name, "rb");

if (!file) {
printf(" [!] Error: Unable to open %s\n", inputfile_name);

return (LPVOID)NULL;
}

printf(" [*] Reading file...\n");
fseek(file, 0, SEEK_END);
fileLen = ftell(file); //Get Length

printf(" [*] File Size: 0x%04x\n", fileLen);
fseek(file, 0, SEEK_SET); //Reset

fileLen += 1;

buffer = (char*)malloc(fileLen); //Create Buffer
fread(buffer, fileLen, 1, file);
fclose(file);

printf(" [*] Allocating Memory...");

lpvBase = VirtualAlloc(NULL, fileLen, 0x3000, 0x40);

printf(".Allocated!\n");
printf(" [*]   |-Base: 0x%08x\n", (int)(size_t)lpvBase);
printf(" [*] Copying input data...\n");

CopyMemory(lpvBase, buffer, fileLen);
return lpvBase;
}

void execute(LPVOID base, int offset, bool nopause, bool jit, bool debug)
{
LPVOID shell_entry;

#ifdef _WIN64
DWORD   thread_id;
HANDLE  thread_handle;
const char msg[] = " [*] Navigate to the Thread Entry and set a breakpoint. Then press any key to resume the thread.\n";
#else
const char msg[] = " [*] Navigate to the EP and set a breakpoint. Then press any key to jump to the shellcode.\n";
#endif

shell_entry = (LPVOID)((UINT_PTR)base + offset);

#ifdef _WIN64

printf(" [*] Creating Suspended Thread...\n");
thread_handle = CreateThread(
NULL,          // Attributes
0,             // Stack size (Default)
shell_entry,         // Thread EP
NULL,          // Arguments
0x4,           // Create Suspended
&thread_id);   // Thread identifier

if (thread_handle == NULL) {
printf(" [!] Error Creating thread...");
return;
}
printf(" [*] Created Thread: [%d]\n", thread_id);
printf(" [*] Thread Entry: 0x%016x\n", (int)(size_t)shell_entry);

#endif

if (nopause == false) {
printf("%s", msg);
getchar();
}
else
{
if (jit == true) {
// Force an exception by making the first byte not executable.
// This will cause
DWORD oldp;

printf(" [*] Removing EXECUTE access to trigger exception...\n");

VirtualProtect(shell_entry, 1 , PAGE_READWRITE, &oldp);
}
}

#ifdef _WIN64
printf(" [*] Resuming Thread..\n");
ResumeThread(thread_handle);
#else
printf(" [*] Entry: 0x%08x\n", (int)(size_t)shell_entry);
printf(" [*] Jumping to shellcode\n");
__asm jmp shell_entry;
#endif
}

void print_help() {
printf(" [!] Error: No file!\n\n");
printf("     Required args: <inputfile>\n\n");
printf("     Optional Args:\n");
printf("         --offset <offset> The offset to jump into.\n");
printf("         --nopause         Don't pause before jumping to shellcode. Danger!!! \n");
printf("         --jit             Forces an exception by removing the EXECUTE permission from the alloacted memory.\n");
printf("         --debug           Verbose logging.\n");
printf("         --version         Print version and exit.\n\n");
}

int main(int argc, char* argv[])
{
LPVOID base;
int i;
int offset = 0;
bool nopause = false;
bool debug = false;
bool jit = false;
char* nptr;

banner();

if (argc < 2) {
print_help();
return -1;
}

printf(" [*] Using file: %s \n", argv[1]);

for (i = 2; i < argc; i++) {
if (strcmp(argv[i], "--offset") == 0) {
printf(" [*] Parsing offset...\n");
i = i + 1;
if (strncmp(argv[i], "0x", 2) == 0) {
offset = strtol(argv[i], &nptr, 16);
}
else {
offset = strtol(argv[i], &nptr, 10);
}
}
else if (strcmp(argv[i], "--nopause") == 0) {
nopause = true;
}
else if (strcmp(argv[i], "--jit") == 0) {
jit = true;
nopause = true;
}
else if (strcmp(argv[i], "--debug") == 0) {
debug = true;
}
else if (strcmp(argv[i], "--version") == 0) {
printf("Version: %s", _version);
}
else {
printf("[!] Warning: Unknown arg: %s\n", argv[i]);
}
}

base = process_file(argv[1], jit, offset, debug);
if (base == NULL) {
printf(" [!] Exiting...");
return -1;
}
printf(" [*] Using offset: 0x%08x\n", offset);
execute(base, offset, nopause, jit, debug);
printf("Pausing - Press any key to quit.\n");
getchar();
return 0;
}
जानें AWS हैकिंग को शून्य से हीरो तक htARTE (HackTricks AWS Red Team Expert)!

दूसरे तरीके HackTricks का समर्थन करने के लिए: