* Use local timestamp for Files module timeline.
Most other Android timestamps appear to be local time. The
results timeline is more useful if all the timestamps
are consistent. I would prefer to use UTC, but that would
mean converting all the other timestamps to UTC as well. We probably
do not have sufficient information to do that accurately,
especially if the device is moving between timezones..
* Add file timestamp modules to add logs into timeline
* Handle case were we cannot load device timezone
* Fix crash if prop file does not exist
* Move _get_file_modification_time to BugReportModule
* Add backport for timezone and fix Tombstone module to use local time.
* Fix import for backported Zoneinfo
* Fix ruff error
* Add initial parser for ADB dumpsys
* Add ADBState tests and support for AndroidQF and
check-adb
* Handle case where ADB is not available in device dumpsys
* Add prelimary ipv4-addr ioc matching support under collection domains
* Add IP addresses as a valid IOC type
This currently just supports IPv4 addresses which
are treated as domains internally in MVT.
---------
Co-authored-by: renini <renini@local>
* - modified help message string storage and referencing for consistency
- grammar correction to docs/android/download_apks.md
- changed ios backup help message from a format string that would reference
and explicitly print the environment variable, to printing the name of the
environment variable itself
* Fix formatting for help message refactor
---------
Co-authored-by: jazzy0verflow <hi@ra0x1duk3.mozmail.com>
Co-authored-by: kh0rvus <50286871+kh0rvus@users.noreply.github.com>
* Improves STIX2 support and testing
* Adds documentation on STIX2 support in MVT
---------
Co-authored-by: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
* also search for STIX2 files in directories in MVT_STIX2
* update datetime deprecations
* add variable declaration in __init__
* add str to return typed in cmd_download_apks.py
* change dictionary creations to dictionary literals
* replace call to set() with set literal
* fix incorrect docstrings
* remove whitespace according to PEP8: E203
* remove whitespace according to PEP8: E203
* remove unreachable return statement
* use Union[] instead of | operator for python 3.8/9 compatability
* Fix ruff formating of files
* Revert "also search for STIX2 files in directories in MVT_STIX2"
This reverts commit 287a11a2ee. We
have this change as a seperate PR in #527.
---------
Co-authored-by: Janik Besendorf <jb@reporter-ohne-grenzen.de>
Co-authored-by: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
Also made the following other changes:
- The final image for the tool-specific Dockerfiles is based off of
alpine instead of ubuntu
- Add step to build libtatsu, which is a new dependency for
libimobiledevice
- Multithread make operations during build
- Use ARG instead of ENV for build environment variables
- Use apt-get instead of apt
- Use non-dev library in the final image (except for manually built libraries)
* Update forensic support links in the documentation
* Add expert help message to MVT output
* Add warning to disable ADB after an Android acquisition
* Include Developer Options in the ADB warning text
Adds a custom JSON encoder class to fix serialisation issues where modules included bytes types containing non-utf8 bytes, which can't be serialised to JSON.
---------
Co-authored-by: Rory Flynn <rory.flynn@amnesty.org>
Without this change the package doesn't get properly reset when a new
user starts.
See for example in this excerpt:
```
1 | Package com.android.bluetooth:
2 | READ_CONTACTS (allow):
3 | null=[
4 | Access: [pers-s] 2022-04-22 13:24:17.577 (-277d5h22m53s447ms)
5 | ]
6 | WAKE_LOCK (allow):
7 | null=[
8 | Access: [pers-s] 2023-01-24 17:45:49.712 (-1m21s312ms) duration=+3ms
9 | ]
10 | GET_USAGE_STATS (default):
11 | null=[
12 | Reject: [pers-s]2022-04-22 13:23:53.964 (-277d5h23m17s60ms)
13 | ]
14 | BLUETOOTH_CONNECT (allow):
15 | null=[
16 | Access: [pers-s] 2022-04-22 13:23:53.988 (-277d5h23m17s36ms)
17 | ]
18 | Uid 1027:
19 | state=pers
20 | capability=LCMN
21 | appWidgetVisible=false
22 | LEGACY_STORAGE: mode=ignore
23 | Package com.android.nfc:
24 | WAKE_LOCK (allow):
25 | null=[
26 | Access: [pers-s] 2022-04-22 13:23:54.633 (-277d5h23m16s391ms) duration=+1s73ms
27 | ]
```
Here the package "com.android.bluetooth" is not reset when in line 18,
so when "LEGACY_STORAGE:" in line 22 is encountered, it's added as
another permission to "com.android.bluetooth" with "access" set to
"ode=igno".
This PR fixes that by resetting the package whenever a new Uid is
encountered.
Co-authored-by: Niclas Schwarzlose <niclas.schwarzlose@reporter-ohne-grenzen.de>
Some MVT modules such as the WhatsApp module can be very slow as it was taking a naive approach to look for IOCs. The code was checking URLs (potentially more than 100k) against
1000's of IOC domains resulting in a quadratic run-time with hundreds of millions of comparisons as the number of IOCs increases.
This commit add an Aho-Corasick library which allows the efficient search in a string (the URL in this case) for all matches in set of keys (the IOCs). This data structure is perfect for this use case.
A quick measurement shows a 80% performance improvement for a WhatsApp database with 100k entries. The slow path is now the time spent fetching and expanding short URLs found in the database. This
can also be sped up significantly by fetching each URL asynchronously. This would require reworking modules to split the URL expansion from the IOC check so I will implement in a separate PR.
* Added Documentation for Encrypted Iphone Backup with Finder on MacOS
* Added details on where to check the backups after completion and added screenshots for the process
* Added location of backups
Adds the pip comman for updating mvt. I think this would be helpfull for novice users as it already has been asked here: https://github.com/mvt-project/mvt/discussions/261
Also I sometimes forget the command too ;)
Had to run an additional Docker flag to get it building on the new M1 chip from Apple. Figured it would be helpful to point that out in the Docs for the less initiated users.
Not every system uses 'utf-8' as a default encoding for opening files in Python.
Before you say that there must be a way to set default encoding in one line, no, there is not. At least, I didn't found a way to do this.
Squashed commit of the following:
commit c0d9e8d5d188c13e7e5ec0612e99bfb7e25f47d4
Author: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
Date: Fri Jan 7 16:05:12 2022 +0100
Update name of indicators JSON file
commit f719e49c5f942cef64931ecf422b6a6e7b8c9f17
Author: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
Date: Fri Jan 7 15:38:03 2022 +0100
Do not set indicators option on module if no indicators were loaded
commit a289eb8de936f7d74c6c787cbb8daf5c5bec015c
Author: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
Date: Fri Jan 7 14:43:00 2022 +0100
Simplify code for loading IoCs
commit 0804563415ee80d76c13d3b38ffe639fa14caa14
Author: Donncha Ó Cearbhaill <donncha.ocearbhaill@amnesty.org>
Date: Fri Jan 7 13:43:47 2022 +0100
Add metadata to IoC entries
commit 97d0e893c1a0736c4931363ff40f09a030b90cf6
Author: tek <tek@randhome.io>
Date: Fri Dec 17 16:43:09 2021 +0100
Implements automated loading of indicators
commit c381e14df92ae4d7d846a1c97bcf6639cc526082
Author: tek <tek@randhome.io>
Date: Fri Dec 17 12:41:15 2021 +0100
Improves download-indicators
commit b938e02ddfd0b916fd883f510b467491a4a84e5f
Author: tek <tek@randhome.io>
Date: Fri Dec 17 01:44:26 2021 +0100
Adds download-indicators for mvt-ios and mvt-android
# Configures this workflow to run every time a release is published.
on:
workflow_dispatch:
release:
types: [published]
# Defines two custom environment variables for the workflow. These are used for the Container registry domain, and a name for the Docker image that this workflow builds.
env:
REGISTRY: ghcr.io
IMAGE_NAME: ${{ github.repository }}
# There is a single job in this workflow. It's configured to run on the latest available version of Ubuntu.
jobs:
build-and-push-image:
runs-on: ubuntu-latest
# Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
permissions:
contents: read
packages: write
attestations: write
id-token: write
#
steps:
- name: Checkout repository
uses: actions/checkout@v4
# Uses the `docker/login-action` action to log in to the Container registry registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here.
# This step uses [docker/metadata-action](https://github.com/docker/metadata-action#about) to extract tags and labels that will be applied to the specified image. The `id` "meta" allows the output of this step to be referenced in a subsequent step. The `images` value provides the base name for the tags and labels.
- name: Extract metadata (tags, labels) for Docker
# This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
# It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see "[Usage](https://github.com/docker/build-push-action#usage)" in the README of the `docker/build-push-action` repository.
# It uses the `tags` and `labels` parameters to tag and label the image with the output from the "meta" step.
# This step generates an artifact attestation for the image, which is an unforgeable statement about where and how it was built. It increases supply chain security for people who consume the image. For more information, see "[AUTOTITLE](/actions/security-guides/using-artifact-attestations-to-establish-provenance-for-builds)."
# Contributing to Mobile Verification Toolkit (MVT)
We greatly appreciate contributions to MVT!
Your involvement, whether through identifying issues, improving functionality, or enhancing documentation, is very much appreciated. To ensure smooth collaboration and a welcoming environment, we've outlined some key guidelines for contributing below.
## Getting started
Contributing to an open-source project like MVT might seem overwhelming at first, but we're here to support you!
Whether you're a technologist, a frontline human rights defender, a field researcher, or someone new to consensual spyware forensics, there are many ways to make meaningful contributions.
Here's how you can get started:
1. **Explore the codebase:**
- Browse the repository to get familar with MVT. Many MVT modules are simple in functionality and easy to understand.
- Look for `TODO:` or `FIXME:` comments in the code for areas that need attention.
2. **Check Github issues:**
- Look for issues tagged with ["help wanted"](https://github.com/mvt-project/mvt/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22) or ["good first issue"](https://github.com/mvt-project/mvt/issues?q=is%3Aissue+is%3Aopen+label%3A%22good+first+issue%22) to find tasks that are beginner-friendly or where input from the community would be helpful.
3. **Ask for guidance:**
- If you're unsure where to start, feel free to open a [discussion](https://github.com/mvt-project/mvt/discussions) or comment on an issue.
## How to contribute:
1. **Report issues:**
- Found a bug? Please check existing issues to see if it's already reported. If not, open a new issue. Mobile operating systems and databases are constantly evolving, an new errors may appear spontaniously in new app versions.
**Please provide as much information as possible about the prodblem including: any error messages, steps to reproduce the problem, and any logs or screenshots that can help.**
2. **Suggest features:**
- If you have an idea for new functionality, create a feature request issue and describe your proposal.
3. **Submit code:**
- Fork the repository and create a new branch for your changes.
- Ensure your changes align with the code style guidelines (see below).
- Open a pull request (PR) with a clear description of your changes and link it to any relevant issues.
4. **Documentation contributions:**
- Improving documentation is just as valuable as contributing code! If you notice gaps or inaccuracies in the documentation, feel free to submit changes or suggest updates.
## Code style
Please follow these code style guidelines for consistency and readability:
- **Indentation**: use 4 spaces per tab.
- **Quotes**: Use double quotes (`"`) by default. Use single quotes (`'`) for nested strings instead of escaping (`\"`), or when using f-formatting.
- **Maximum line length**:
- Aim for lines no longer than 80 characters.
- Exceptions are allowed for long log lines or strings, which may extend up to 100 characters.
- Wrap lines that exceed 100 characters.
Follow [PEP 8 guidelines](https://peps.python.org/pep-0008/) for indentation and overall Python code style. All MVT code is automatically linted with [Ruff](https://github.com/astral-sh/ruff) before merging.
Please check your code before opening a pull request by running `make ruff`
## Community and support
We aim to create a supportive and collaborative environment for all contributors. If you run into any challenges, feel free to reach out through the discussions or issues section of the repository.
Your contributions, big or small, help improve MVT and are always appreciated.
RUN git clone https://github.com/libimobiledevice/libplist
RUN git clone https://github.com/libimobiledevice/libusbmuxd
RUN git clone https://github.com/libimobiledevice/libimobiledevice
RUN git clone https://github.com/libimobiledevice/usbmuxd
# libplist
# --------
FROM build-base as build-libplist
RUN cd libplist && ./autogen.sh && make && make install && ldconfig
# Build
RUN git clone https://github.com/libimobiledevice/libplist && cd libplist \
&& ./autogen.sh && make -j "$(nproc)" && make install DESTDIR=/build \
&& cd .. && rm -rf libplist
RUN cd libusbmuxd && PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ./autogen.sh && make && make install && ldconfig
RUN cd libimobiledevice && PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ./autogen.sh --enable-debug && make && make install && ldconfig
# libimobiledevice-glue
# ---------------------
FROM build-base as build-libimobiledevice-glue
RUN cd usbmuxd && PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ./autogen.sh --prefix=/usr --sysconfdir=/etc --localstatedir=/var --runstatedir=/run && make && make install
# Install dependencies
COPY --from=build-libplist /build /
# Installing MVT
# --------------
RUN pip3 install mvt
# Build
RUN git clone https://github.com/libimobiledevice/libimobiledevice-glue && cd libimobiledevice-glue \
&& ./autogen.sh && make -j "$(nproc)" && make install DESTDIR=/build \
&& cd .. && rm -rf libimobiledevice-glue
# libtatsu
# --------
FROM build-base as build-libtatsu
# Install dependencies
COPY --from=build-libplist /build /
# Build
RUN git clone https://github.com/libimobiledevice/libtatsu && cd libtatsu \
&& ./autogen.sh && make -j "$(nproc)" && make install DESTDIR=/build \
&& cd .. && rm -rf libtatsu
# libusbmuxd
# ----------
FROM build-base as build-libusbmuxd
# Install dependencies
COPY --from=build-libplist /build /
COPY --from=build-libimobiledevice-glue /build /
# Build
RUN git clone https://github.com/libimobiledevice/libusbmuxd && cd libusbmuxd \
&& ./autogen.sh && make -j "$(nproc)" && make install DESTDIR=/build \
&& cd .. && rm -rf libusbmuxd
# libimobiledevice
# ----------------
FROM build-base as build-libimobiledevice
# Install dependencies
COPY --from=build-libplist /build /
COPY --from=build-libtatsu /build /
COPY --from=build-libimobiledevice-glue /build /
COPY --from=build-libusbmuxd /build /
# Build
RUN git clone https://github.com/libimobiledevice/libimobiledevice && cd libimobiledevice \
&& ./autogen.sh --enable-debug && make -j "$(nproc)" && make install DESTDIR=/build \
&& cd .. && rm -rf libimobiledevice
# usbmuxd
# -------
FROM build-base as build-usbmuxd
# Install dependencies
COPY --from=build-libplist /build /
COPY --from=build-libimobiledevice-glue /build /
COPY --from=build-libusbmuxd /build /
COPY --from=build-libimobiledevice /build /
# Build
RUN git clone https://github.com/libimobiledevice/usbmuxd && cd usbmuxd \
&& ./autogen.sh --sysconfdir=/etc --localstatedir=/var --runstatedir=/run && make -j "$(nproc)" && make install DESTDIR=/build \
RUN echo 'alias abe="java -jar /opt/abe/abe.jar"' >> ~/.bashrc
# Generate adb key folder
RUN echo 'if [ ! -f /root/.android/adbkey ]; then adb keygen /root/.android/adbkey 2&>1 > /dev/null; fi' >> ~/.bashrc
RUN mkdir /root/.android
# Setup investigations environment
# --------------------------------
RUN mkdir /home/cases
WORKDIR /home/cases
RUN echo 'echo "Mobile Verification Toolkit @ Docker\n------------------------------------\n\nYou can find information about how to use this image for Android (https://github.com/mvt-project/mvt/tree/master/docs/android) and iOS (https://github.com/mvt-project/mvt/tree/master/docs/ios) in the official docs of the project.\n"' >> ~/.bashrc
RUN echo 'echo "Note that to perform the debug via USB you might need to give the Docker image access to the USB using \"docker run -it --privileged -v /dev/bus/usb:/dev/bus/usb mvt\" or, preferably, the \"--device=\" parameter.\n"' >> ~/.bashrc
RUN echo 'echo "Mobile Verification Toolkit @ Docker\n------------------------------------\n\nYou can find information about how to use this image for Android (https://github.com/mvt-project/mvt/tree/master/docs/android) and iOS (https://github.com/mvt-project/mvt/tree/master/docs/ios) in the official docs of the project.\n"' >> ~/.bashrc \
&& echo 'echo "Note that to perform the debug via USB you might need to give the Docker image access to the USB using \"docker run -it --privileged -v /dev/bus/usb:/dev/bus/usb mvt\" or, preferably, the \"--device=\" parameter.\n"' >> ~/.bashrc
Mobile Verification Toolkit (MVT) is a collection of utilities to simplify and automate the process of gathering forensic traces helpful to identify a potential compromise of Android and iOS devices.
It has been developed and released by the [Amnesty International Security Lab](https://www.amnesty.org/en/tech/) in July 2021 in the context of the [Pegasus project](https://forbiddenstories.org/about-the-pegasus-project/) along with [a technical forensic methodology and forensic evidence](https://www.amnesty.org/en/latest/research/2021/07/forensic-methodology-report-how-to-catch-nso-groups-pegasus/).
It has been developed and released by the [Amnesty International Security Lab](https://securitylab.amnesty.org) in July 2021 in the context of the [Pegasus Project](https://forbiddenstories.org/about-the-pegasus-project/) along with [a technical forensic methodology](https://www.amnesty.org/en/latest/research/2021/07/forensic-methodology-report-how-to-catch-nso-groups-pegasus/). It continues to be maintained by Amnesty International and other contributors.
*Warning*: MVT is a forensic research tool intended for technologists and investigators. Using it requires understanding the basics of forensic analysis and using command-line tools. This is not intended for end-user self-assessment. If you are concerned with the security of your device please seek expert assistance.
> **Note**
> MVT is a forensic research tool intended for technologists and investigators. It requires understanding digital forensics and using command-line tools. This is not intended for end-user self-assessment. If you are concerned with the security of your device please seek reputable expert assistance.
>
### Indicators of Compromise
MVT supports using public [indicators of compromise (IOCs)](https://github.com/mvt-project/mvt-indicators) to scan mobile devices for potential traces of targeting or infection by known spyware campaigns. This includes IOCs published by [Amnesty International](https://github.com/AmnestyTech/investigations/) and other research groups.
> **Warning**
> Public indicators of compromise are insufficient to determine that a device is "clean", and not targeted with a particular spyware tool. Reliance on public indicators alone can miss recent forensic traces and give a false sense of security.
>
> Reliable and comprehensive digital forensic support and triage requires access to non-public indicators, research and threat intelligence.
>
>Such support is available to civil society through [Amnesty International's Security Lab](https://securitylab.amnesty.org/get-help/?c=mvt_docs) or through our forensic partnership with [Access Now’s Digital Security Helpline](https://www.accessnow.org/help/).
More information about using indicators of compromise with MVT is available in the [documentation](https://docs.mvt.re/en/latest/iocs/).
## Installation
MVT can be installed from sources or from [PyPi](https://pypi.org/project/mvt/) (you will need some dependencies, check the [documentation](https://docs.mvt.re/en/latest/install.html)):
MVT can be installed from sources or from [PyPI](https://pypi.org/project/mvt/) (you will need some dependencies, check the [documentation](https://docs.mvt.re/en/latest/install/)):
```
pip3 install mvt
```
Alternatively, you can decide to run MVT and all relevant tools through a [Docker container](https://docs.mvt.re/en/latest/docker.html).
For alternative installation options and known issues, please refer to the [documentation](https://docs.mvt.re/en/latest/install/) as well as [GitHub Issues](https://github.com/mvt-project/mvt/issues).
**Please note:** MVT is best run on Linux or Mac systems. [It does not currently support running natively on Windows.](https://docs.mvt.re/en/latest/install.html#mvt-on-windows)
## Usage
MVT provides two commands `mvt-ios` and `mvt-android`. [Check out the documentation to learn how to use them!](https://docs.mvt.re/).
MVT provides two commands `mvt-ios` and `mvt-android`. [Check out the documentation to learn how to use them!](https://docs.mvt.re/)
## License
The purpose of MVT is to facilitate the ***consensual forensic analysis*** of devices of those who might be targets of sophisticated mobile spyware attacks, especially members of civil society and marginalized communities. We do not want MVT to enable privacy violations of non-consenting individuals. In order to achieve this, MVT is released under its own license. [Read more here.](https://docs.mvt.re/en/latest/license.html)
The purpose of MVT is to facilitate the ***consensual forensic analysis*** of devices of those who might be targets of sophisticated mobile spyware attacks, especially members of civil society and marginalized communities. We do not want MVT to enable privacy violations of non-consenting individuals. In order to achieve this, MVT is released under its own license. [Read more here.](https://docs.mvt.re/en/latest/license/)
Thank you for your interest in reporting security issues and vulnerabilities! Security research is of utmost importance and we take all reports seriously. If you discover an issue please report it to us right away!
Please DO NOT file a public issue, instead send your report privately to *nex [at] nex [dot] sx*. You can also write PGP-encrypted emails to [this key](https://keybase.io/nex/pgp_keys.asc?fingerprint=05216f3b86848a303c2fe37dd166f1667359d880).
In order to check an Android device over the [Android Debug Bridge (adb)](https://developer.android.com/studio/command-line/adb) you will first need to install [Android SDK Platform Tools](https://developer.android.com/studio/releases/platform-tools). If you have installed [Android Studio](https://developer.android.com/studio/) you should already have access to `adb` and other utilities.
<!-- In order to use `mvt-android` you need to connect your Android device to your computer. You will then need to [enable USB debugging](https://developer.android.com/studio/debug/dev-options#enable>) on the Android device.
While many Linux distributions already package Android Platform Tools (for example `android-platform-tools-base` on Debian), it is preferable to install the most recent version from the official website. Packaged versions might be outdated and incompatible with most recent Android handsets.
If this is the first time you connect to this device, you will need to approve the authentication keys through a prompt that will appear on your Android device.
-->
Next you will need to enable debugging on the Android device you are testing. [Please follow the official instructions on how to do so.](https://developer.android.com/studio/command-line/adb)
## Connecting over USB
The easiest way to check the device is over a USB transport. You will need to have USB debugging enabled and the device plugged into your computer. If everything is configured appropriately you should see your device when launching the command `adb devices`.
Now you can try launching MVT with:
```bash
mvt-android check-adb --output /path/to/results
```
If you have previously started an adb daemon MVT will alert you and require you to kill it with `adb kill-server` and relaunch the command.
!!! warning
MVT relies on the Python library [adb-shell](https://pypi.org/project/adb-shell/) to connect to an Android device, which relies on libusb for the USB transport. Because of known driver issues, Windows users [are recommended](https://github.com/JeffLIrion/adb_shell/issues/118) to install appropriate drivers using [Zadig](https://zadig.akeo.ie/). Alternatively, an easier option might be to use the TCP transport and connect over Wi-Fi as describe next.
## Connecting over Wi-FI
When connecting to the device over USB is not possible or not working properly, an alternative option is to connect over the network. In order to do so, first launch an adb daemon at a fixed port number:
```bash
adb tcpip 5555
```
Then you can specify the IP address of the phone with the adb port number to MVT like so:
Where `192.168.1.20` is the correct IP address of your device.
## MVT modules requiring root privileges
Of the currently available `mvt-android check-adb` modules a handful require root privileges to function correctly. This is because certain files, such as browser history and SMS messages databases are not accessible with user privileges through adb. These modules are to be considered OPTIONALLY available in case the device was already jailbroken. **Do NOT jailbreak your own device unless you are sure of what you are doing!** Jailbreaking your phone exposes it to considerable security risks!
In case you nonetheless wish to take a full backup, you can do so with
```bash
adb backup -all
adb backup -nocompress -all
```
## Unpack the backup
Some recent phones will enforce the utilisation of a password to encrypt the backup archive. In that case, the password will obviously be needed to extract and analyse the data later on.
In order to reliable unpack th [Android Backup Extractor (ABE)](https://github.com/nelenkov/android-backup-extractor) to convert it to a readable file format. Make sure that java is installed on your system and use the following command:
## Unpack and check the backup
MVT includes a partial implementation of the Android Backup parsing, because of the implementation difference in the compression algorithm between Java and Python. The `-nocompress` option passed to adb in the section above allows to avoid this issue. You can analyse and extract SMSs from the backup directly with MVT:
INFO [mvt.android.modules.backup.sms] Extracted a total of 64 SMS messages
```
If the backup is encrypted, MVT will prompt you to enter the password. A backup password can also be provided with the `--backup-password` command line option or through the `MVT_ANDROID_BACKUP_PASSWORD` environment variable. The same options can also be used to when analysing an encrypted backup collected through AndroidQF in the `mvt-android check-androidqf` command:
Through the `--iocs` argument you can specify a [STIX2](https://oasis-open.github.io/cti-documentation/stix/intro) file defining a list of malicious indicators to check against the records extracted from the backup by MVT. Any matches will be highlighted in the terminal output.
## Alternative ways to unpack and check the backup
If you encounter an issue during the analysis of the backup, you can alternatively use [Android Backup Extractor (ABE)](https://github.com/nelenkov/android-backup-extractor) to convert it to a readable file format. Make sure that java is installed on your system and use the following command:
16:18:38 INFO [mvt.android.cli] Checking ADB backup located at: .
INFO [mvt.android.modules.backup.sms] Running module SMS...
INFO [mvt.android.modules.backup.sms] Processing SMS backup file at /path/to/backup/apps/com.android.providers.telephony/d_f/000000_sms_backup
16:18:39 INFO [mvt.android.modules.backup.sms] Extracted a total of
64 SMS messages containing links
```
Through the `--iocs` argument you can specify a [STIX2](https://oasis-open.github.io/cti-documentation/stix/intro) file defining a list of malicious indicators to check against the records extracted from the backup by mvt. Any matches will be highlighted in the terminal output.
You can then extract SMSs with MVT by passing the folder path as parameter instead of the `.ab` file: `mvt-android check-backup --output /path/to/results/ /path/to/backup/` (the path to backup given should be the folder containing the `apps` folder).
MVT allows to attempt to download all available installed packages (APKs) in order to further inspect them and potentially identify any which might be malicious in nature.
MVT allows you to attempt to download all available installed packages (APKs) from a device in order to further inspect them and potentially identify any which might be malicious in nature.
You can do so by launching the following command:
@@ -13,22 +13,16 @@ It might take several minutes to complete.
!!! info
MVT will likely warn you it was unable to download certain installed packages. There is no reason to be alarmed: this is typically expected behavior when MVT attempts to download a system package it has no privileges to access.
Optionally, you can decide to enable lookups of the SHA256 hash of all the extracted APKs on [VirusTotal](https://www.virustotal.com) and/or [Koodous](https://koodous.com). While these lookups do not provide any conclusive assessment on all of the extracted APKs, they might highlight any known malicious ones:
Optionally, you can decide to enable lookups of the SHA256 hash of all the extracted APKs on [VirusTotal](https://www.virustotal.com). While these lookups do not provide any conclusive assessment on all of the extracted APKs, they might highlight any known malicious ones:
Please note that in order to use VirusTotal lookups you are required to provide your own API key through the `MVT_VT_API_KEY` environment variable. You should also note that VirusTotal enforces strict API usage. Be mindful that MVT might consume your hourly search quota.
In case you have a previous extraction of APKs you want to later check against VirusTotal, you can do so with the following arguments:
Because malware attacks over Android typically take the form of malicious or backdoored apps, the very first thing you might want to do is to extract and verify all installed Android packages and triage quickly if there are any which stand out as malicious or which might be atypical.
While it is out of the scope of this documentation to dwell into details on how to analyze Android apps, MVT does allow to easily and automatically extract information about installed apps, download copies of them, and quickly lookup services such as [VirusTotal](https://www.virustotal.com) or [Koodous](https://www.koodous.com) which might quickly indicate known bad apps.
While it is out of the scope of this documentation to dwell into details on how to analyze Android apps, MVT does allow to easily and automatically extract information about installed apps, download copies of them, and quickly look them up on services such as [VirusTotal](https://www.virustotal.com).
!!! info "Using VirusTotal"
Please note that in order to use VirusTotal lookups you are required to provide your own API key through the `MVT_VT_API_KEY` environment variable. You should also note that VirusTotal enforces strict API usage. Be mindful that MVT might consume your hourly search quota.
## Check the device over Android Debug Bridge
TODO
Some additional diagnostic information can be extracted from the phone using the [Android Debug Bridge (adb)](https://developer.android.com/studio/command-line/adb). `mvt-android` allows to automatically extract information including [dumpsys](https://developer.android.com/studio/command-line/dumpsys) results, details on installed packages (without download), running processes, presence of root binaries and packages, and more.
## Check an Android Backup (SMS messages)
TODO
Although Android backups are becoming deprecated, it is still possible to generate one. Unfortunately, because apps these days typically favor backup over the cloud, the amount of data available is limited. Currently, `mvt-android check-backup` only supports checking SMS messages containing links.
The Mobile Verification Toolkit team welcomes contributions of new forensic modules or other contributions which help improve the software.
## Testing
MVT uses `pytest` for unit and integration tests. Code style consistency is maintained with `flake8`, `ruff` and `black`. All can
be run automatically with:
```bash
make check
```
Run these tests before making new commits or opening pull requests.
## Profiling
Some MVT modules extract and process significant amounts of data during the analysis process or while checking results against known indicators. Care must be
take to avoid inefficient code paths as we add new modules.
MVT modules can be profiled with Python built-in `cProfile` by setting the `MVT_PROFILE` environment variable.
Using Docker simplifies having all the required dependencies and tools (including most recent versions of [libimobiledevice](https://libimobiledevice.org)) readily installed.
Using Docker simplifies having all the required dependencies and tools (including most recent versions of [libimobiledevice](https://libimobiledevice.org)) readily installed. Note that this requires a Linux host, as Docker for Windows and Mac [doesn't support passing through USB devices](https://docs.docker.com/desktop/faqs/#can-i-pass-through-a-usb-device-to-a-container).
Install Docker following the [official documentation](https://docs.docker.com/get-docker/).
Once installed, you can clone MVT's repository and build its Docker image:
Once Docker is installed, you can run MVT by downloading a prebuilt MVT Docker image, or by building a Docker image yourself from the MVT source repo.
### Using the prebuilt Docker image
```bash
docker pull ghcr.io/mvt-project/mvt
```
You can then run the Docker container with:
```
docker run -it ghcr.io/mvt-project/mvt
```
### Build and run Docker image from source
```bash
git clone https://github.com/mvt-project/mvt.git
@@ -18,6 +33,9 @@ docker run -it mvt
If a prompt is spawned successfully, you can close it with `exit`.
## Docker usage with Android devices
If you wish to use MVT to test an Android device you will need to enable the container's access to the host's USB devices. You can do so by enabling the `--privileged` flag and mounting the USB bus device as a volume:
Mobile Verification Toolkit (MVT) is a tool to facilitate the [consensual forensic analysis](introduction.md#consensual-forensics) of Android and iOS devices, for the purpose of identifying traces of compromise.
It has been developed and released by the [Amnesty International Security Lab](https://securitylab.amnesty.org) in July 2021 in the context of the [Pegasus Project](https://forbiddenstories.org/about-the-pegasus-project/) along with [a technical forensic methodology](https://www.amnesty.org/en/latest/research/2021/07/forensic-methodology-report-how-to-catch-nso-groups-pegasus/). It continues to be maintained by Amnesty International and other contributors.
In this documentation you will find instructions on how to install and run the `mvt-ios` and `mvt-android` commands, and guidance on how to interpret the extracted results.
Before proceeding, please note that mvt requires Python 3.6+ to run. While it should be available on most operating systems, please make sure of that before proceeding.
Before proceeding, please note that MVT requires Python 3.6+ to run. While it should be available on most operating systems, please make sure of that before proceeding.
## Dependencies on Linux
First install some basic dependencies that will be necessary to build all required tools:
*libusb-1.0-0* is not required if you intend to only use `mvt-ios` and not `mvt-android`.
(Recommended) Set up `pipx`
For Ubuntu 23.04 or above:
```bash
sudo apt install pipx
pipx ensurepath
```
For Ubuntu 22.04 or below:
```
python3 -m pip install --user pipx
python3 -m pipx ensurepath
```
Other distributions: check for a `pipx` or `python-pipx` via your package manager.
When working with Android devices you should additionally install [Android SDK Platform Tools](https://developer.android.com/studio/releases/platform-tools). If you prefer to install a package made available by your distribution of choice, please make sure the version is recent to ensure compatibility with modern Android devices.
## Dependencies on Mac
## Dependencies on macOS
Running MVT on Mac requires Xcode and [homebrew](https://brew.sh) to be installed.
Running MVT on macOS requires Xcode and [homebrew](https://brew.sh) to be installed.
In order to install dependencies use:
```bash
brew install python3 libusb sqlite3
brew install python3 pipx libusb sqlite3
```
*libusb* is not required if you intend to only use `mvt-ios` and not `mvt-android`.
When working with Android devices you should additionally install Android SDK Platform Tools:
When working with Android devices you should additionally install [Android SDK Platform Tools](https://developer.android.com/studio/releases/platform-tools):
```bash
brew install --cask android-platform-tools
@@ -42,24 +58,47 @@ It is recommended to try installing and running MVT from [Windows Subsystem Linu
## Installing MVT
If you haven't done so, you can add this to your `.bashrc` or `.zshrc` file in order to add locally installed Pypi binaries to your `$PATH`:
### Installing from PyPI with pipx (recommended)
1. Install `pipx` following the instructions above for your OS/distribution. Make sure to run `pipx ensurepath` and open a new terminal window.
2. ```bash
pipx install mvt
```
You now should have the `mvt-ios` and `mvt-android` utilities installed. If you run into problems with these commands not being found, ensure you have run `pipx ensurepath` and opened a new terminal window.
### Installing from PyPI directly into a virtual environment
You can use `pipenv`, `poetry` etc. for your virtual environment, but the provided example is with the built-in `venv` tool:
1. Create the virtual environment in a folder in the current directory named `env`:
```bash
export PATH=$PATH:~/.local/bin
python3 -m venv env
```
Then you can install MVT directly from [pypi](https://pypi.org/project/mvt/)
2. Activate the virtual environment:
```bash
pip3 install mvt
source env/bin/activate
```
Or from the source code:
3. Install `mvt` into the virtual environment:
```bash
pip install mvt
```
The `mvt-ios` and `mvt-android` utilities should now be available as commands whenever the virtual environment is active.
### Installing from git source with pipx
If you want to have the latest features in development, you can install MVT directly from the source code in git.
You now should have the `mvt-ios` and `mvt-android` utilities installed.
**Notes:**
1. The `--force` flag is necessary to force the reinstallation of the package.
2. To revert to using a PyPI version, it will be necessary to `pipx uninstall mvt` first.
## Setting up command completions
See ["Command completions"](command_completion.md)
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