diff --git a/SUMMARY.md b/SUMMARY.md index fa315c5d..d8aa04dd 100644 --- a/SUMMARY.md +++ b/SUMMARY.md @@ -142,27 +142,31 @@ * [macOS Users](macos-hardening/macos-security-and-privilege-escalation/macos-users.md) * [macOS Files, Folders & Binaries](macos-hardening/macos-security-and-privilege-escalation/macos-files-folders-and-binaries/README.md) * [macOS Bundles](macos-hardening/macos-security-and-privilege-escalation/macos-files-folders-and-binaries/macos-bundles.md) - * [Universal binaries & Mach-O Format](macos-hardening/macos-security-and-privilege-escalation/macos-files-folders-and-binaries/universal-binaries-and-mach-o-format.md) + * [macOS Universal binaries & Mach-O Format](macos-hardening/macos-security-and-privilege-escalation/macos-files-folders-and-binaries/universal-binaries-and-mach-o-format.md) + * [macOS Proces Abuse](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/README.md) + * [macOS IPC - Inter Process Communication](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/README.md) + * [macOS XPC Connecting Process Check](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md) + * [macOS PID Reuse](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-pid-reuse.md) + * [macOS XPC Authorization](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-authorization.md) + * [macOS Function Hooking](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-function-hooking.md) + * [macOS Library Injection](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/README.md) + * [macOS Dyld Hijacking & DYLD\_INSERT\_LIBRARIES](macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/macos-dyld-hijacking-and-dyld\_insert\_libraries.md) * [macOS AppleFS](macos-hardening/macos-security-and-privilege-escalation/macos-applefs.md) - * [macOS Dyld Hijacking & DYLD\_INSERT\_LIBRARIES](macos-hardening/macos-security-and-privilege-escalation/macos-dyld-hijacking-and-dyld\_insert\_libraries.md) * [macOS Kernel](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/README.md) - * [macOS IPC - Inter Process Communication](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/README.md) - * [macOS XPC Connecting Process Check](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md) - * [macOS PID Reuse](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-pid-reuse.md) - * [macOS XPC Authorization](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-authorization.md) - * [macOS Function Hooking](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-function-hooking.md) * [macOS Kernel Extensions](macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-kernel-extensions.md) * [macOS MDM](macos-hardening/macos-security-and-privilege-escalation/macos-mdm/README.md) * [Enrolling Devices in Other Organisations](macos-hardening/macos-security-and-privilege-escalation/macos-mdm/enrolling-devices-in-other-organisations.md) * [macOS Serial Number](macos-hardening/macos-security-and-privilege-escalation/macos-mdm/macos-serial-number.md) - * [macOS Basic Objective-C](macos-hardening/macos-security-and-privilege-escalation/macos-basic-objective-c.md) + * [macOS Objective-C](macos-hardening/macos-security-and-privilege-escalation/macos-basic-objective-c.md) * [macOS Network Services & Protocols](macos-hardening/macos-security-and-privilege-escalation/macos-protocols.md) - * [macOS Red Teaming](macos-hardening/macos-security-and-privilege-escalation/macos-red-teaming.md) - * [macOS TCC](macos-hardening/macos-security-and-privilege-escalation/macos-tcc.md) + * [macOS File Extension Apps](macos-hardening/macos-security-and-privilege-escalation/macos-file-extension-apps.md) + * [macOS TCC](macos-hardening/macos-security-and-privilege-escalation/macos-tcc/README.md) + * [macOS Apple Scripts](macos-hardening/macos-security-and-privilege-escalation/macos-tcc/macos-apple-scripts.md) * [macOS Sandbox](macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/README.md) * [macOS Sandbox Debug & Bypass](macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/macos-sandbox-debug-and-bypass.md) * [macOS Apps - Inspecting, debugging and Fuzzing](macos-hardening/macos-security-and-privilege-escalation/macos-apps-inspecting-debugging-and-fuzzing/README.md) * [Introduction to ARM64](macos-hardening/macos-security-and-privilege-escalation/macos-apps-inspecting-debugging-and-fuzzing/arm64-basic-assembly.md) +* [macOS Red Teaming](macos-hardening/macos-red-teaming.md) ## πŸͺŸ Windows Hardening diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-red-teaming.md b/macos-hardening/macos-red-teaming.md similarity index 90% rename from macos-hardening/macos-security-and-privilege-escalation/macos-red-teaming.md rename to macos-hardening/macos-red-teaming.md index 62562442..ae673d1f 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/macos-red-teaming.md +++ b/macos-hardening/macos-red-teaming.md @@ -21,30 +21,30 @@ If you manage to **compromise admin credentials** to access the management platf For red teaming in MacOS environments it's highly recommended to have some understanding of how the MDMs work: -{% content-ref url="macos-mdm/" %} -[macos-mdm](macos-mdm/) +{% content-ref url="macos-security-and-privilege-escalation/macos-mdm/" %} +[macos-mdm](macos-security-and-privilege-escalation/macos-mdm/) {% endcontent-ref %} And also about **MacOS** "special" **network** **protocols**: -{% content-ref url="macos-protocols.md" %} -[macos-protocols.md](macos-protocols.md) +{% content-ref url="macos-security-and-privilege-escalation/macos-protocols.md" %} +[macos-protocols.md](macos-security-and-privilege-escalation/macos-protocols.md) {% endcontent-ref %} ## Active Directory In some occasions you will find that the **MacOS computer is connected to an AD**. In this scenario you should try to **enumerate** the active directory as you are use to it. Find some **help** in the following pages: -{% content-ref url="../../network-services-pentesting/pentesting-ldap.md" %} -[pentesting-ldap.md](../../network-services-pentesting/pentesting-ldap.md) +{% content-ref url="../network-services-pentesting/pentesting-ldap.md" %} +[pentesting-ldap.md](../network-services-pentesting/pentesting-ldap.md) {% endcontent-ref %} -{% content-ref url="../../windows-hardening/active-directory-methodology/" %} -[active-directory-methodology](../../windows-hardening/active-directory-methodology/) +{% content-ref url="../windows-hardening/active-directory-methodology/" %} +[active-directory-methodology](../windows-hardening/active-directory-methodology/) {% endcontent-ref %} -{% content-ref url="../../network-services-pentesting/pentesting-kerberos-88/" %} -[pentesting-kerberos-88](../../network-services-pentesting/pentesting-kerberos-88/) +{% content-ref url="../network-services-pentesting/pentesting-kerberos-88/" %} +[pentesting-kerberos-88](../network-services-pentesting/pentesting-kerberos-88/) {% endcontent-ref %} Some **local MacOS tool** that may also help you is `dscl`: @@ -110,7 +110,7 @@ More info in [https://its-a-feature.github.io/posts/2018/01/Active-Directory-Dis MacOS Red Teaming is different from a regular Windows Red Teaming as usually **MacOS is integrated with several external platforms directly**. A common configuration of MacOS is to access to the computer using **OneLogin synchronised credentials, and accessing several external services** (like github, aws...) via OneLogin: -![](<../../.gitbook/assets/image (563).png>) +![](<../.gitbook/assets/image (563).png>) ### diff --git a/macos-hardening/macos-security-and-privilege-escalation/README.md b/macos-hardening/macos-security-and-privilege-escalation/README.md index fb2ef5e7..0ce85702 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/README.md +++ b/macos-hardening/macos-security-and-privilege-escalation/README.md @@ -92,7 +92,7 @@ Being able to **create a file** that is going to be **used by root**, allows a u ### Entitlements and Privileges abuse via process abuse -If a process can **inject code in another process with better privileges or entitlements** or contact it to perform privileges actions, he could escalate privileges and bypass defensive meassures such as [Sandbox](macos-sandbox/) or [TCC](macos-tcc.md). +If a process can **inject code in another process with better privileges or entitlements** or contact it to perform privileges actions, he could escalate privileges and bypass defensive meassures such as [Sandbox](macos-sandbox/) or [TCC](macos-tcc/). {% content-ref url="broken-reference" %} [Broken link](broken-reference) diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/README.md b/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/README.md index dc9be681..c8905f26 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/README.md +++ b/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/README.md @@ -84,8 +84,8 @@ kextunload com.apple.iokit.IOReportFamily ### IPC - Inter Process Communication -{% content-ref url="macos-ipc-inter-process-communication/" %} -[macos-ipc-inter-process-communication](macos-ipc-inter-process-communication/) +{% content-ref url="../macos-proces-abuse/macos-ipc-inter-process-communication/" %} +[macos-ipc-inter-process-communication](../macos-proces-abuse/macos-ipc-inter-process-communication/) {% endcontent-ref %} ## macOS Kernel Extensions diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-file-extension-apps.md b/macos-hardening/macos-security-and-privilege-escalation/macos-file-extension-apps.md new file mode 100644 index 00000000..26ee0708 --- /dev/null +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-file-extension-apps.md @@ -0,0 +1,76 @@ +# macOS File Extension Apps + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
+ +### File Extensions Apps + +The following line can be useful to find the applications that can open files depending on the extension: + +``` +/System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -dump | grep -E "path:|bindings:|name:" +``` + +Or use something like [**SwiftDefaultApps**](https://github.com/Lord-Kamina/SwiftDefaultApps): + +``` +./swda getSchemes #Get all the available schemes +./swda getApps #Get all the apps declared +./swda getUTIs #Get all the UTIs +./swda getHandler --URL ftp #Get ftp handler +``` + +You can also check the extensions supported by an application doing: + +``` +cd /Applications/Safari.app/Contents +grep -A3 CFBundleTypeExtensions Info.plist | grep string + css + pdf + webarchive + webbookmark + webhistory + webloc + download + safariextz + gif + html + htm + js + jpg + jpeg + jp2 + txt + text + png + tiff + tif + url + ico + xhtml + xht + xml + xbl + svg +``` + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/README.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/README.md new file mode 100644 index 00000000..98356cab --- /dev/null +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/README.md @@ -0,0 +1,53 @@ +# macOS Proces Abuse + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
+ +## MacOS Process Abuse + +MacOS, like any other operating system, provides a variety of methods and mechanisms for **processes to interact, communicate, and share data**. While these techniques are essential for efficient system functioning, they can also be abused by threat actors to **perform malicious activities**. + +### Library Injection + +Library Injection is a technique wherein an attacker **forces a process to load a malicious library**. Once injected, the library runs in the context of the target process, providing the attacker with the same permissions and access as the process. + +{% content-ref url="macos-library-injection/" %} +[macos-library-injection](macos-library-injection/) +{% endcontent-ref %} + +### Function Hooking + +Function Hooking involves **intercepting function calls** or messages within a software code. By hooking functions, an attacker can **modify the behavior** of a process, observe sensitive data, or even gain control over the execution flow. + +{% content-ref url="macos-function-hooking.md" %} +[macos-function-hooking.md](macos-function-hooking.md) +{% endcontent-ref %} + +### Inter Process Communication + +Inter Process Communication (IPC) refers to different methods by which separate processes **share and exchange data**. While IPC is fundamental for many legitimate applications, it can also be misused to subvert process isolation, leak sensitive information, or perform unauthorized actions. + +{% content-ref url="macos-ipc-inter-process-communication/" %} +[macos-ipc-inter-process-communication](macos-ipc-inter-process-communication/) +{% endcontent-ref %} + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-function-hooking.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-function-hooking.md similarity index 98% rename from macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-function-hooking.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-function-hooking.md index 305aedbd..732b6137 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-function-hooking.md +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-function-hooking.md @@ -256,7 +256,7 @@ int main(int argc, const char * argv[]) { In this page different ways to hook functions were discussed. However, they involved **running code inside the process to attack**. -In order to do that the easiest technique to use is to inject a [Dyld via environment variables or hijacking](../macos-dyld-hijacking-and-dyld\_insert\_libraries.md). However, I guess this could also be done via [Dylib process injection](macos-ipc-inter-process-communication/#dylib-process-injection-via-task-port). +In order to do that the easiest technique to use is to inject a [Dyld via environment variables or hijacking](macos-library-injection/macos-dyld-hijacking-and-dyld\_insert\_libraries.md). However, I guess this could also be done via [Dylib process injection](macos-ipc-inter-process-communication/#dylib-process-injection-via-task-port). However, both options are **limited** to **unprotected** binaries/processes. Check each technique to learn more about the limitations. diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/README.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/README.md similarity index 99% rename from macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/README.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/README.md index b7c2c69c..4cb798f5 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/README.md +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/README.md @@ -411,8 +411,8 @@ It was possible to **inject a simple shellcode** to execute a command because it You can find **example dylibs** in (for example the one that generates a log and then you can listen to it): -{% content-ref url="../../macos-dyld-hijacking-and-dyld_insert_libraries.md" %} -[macos-dyld-hijacking-and-dyld\_insert\_libraries.md](../../macos-dyld-hijacking-and-dyld\_insert\_libraries.md) +{% content-ref url="../macos-library-injection/macos-dyld-hijacking-and-dyld_insert_libraries.md" %} +[macos-dyld-hijacking-and-dyld\_insert\_libraries.md](../macos-library-injection/macos-dyld-hijacking-and-dyld\_insert\_libraries.md) {% endcontent-ref %}
diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-pid-reuse.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-pid-reuse.md similarity index 100% rename from macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-pid-reuse.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-pid-reuse.md diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-authorization.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-authorization.md similarity index 100% rename from macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-authorization.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-authorization.md diff --git a/macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md similarity index 100% rename from macos-hardening/macos-security-and-privilege-escalation/mac-os-architecture/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-ipc-inter-process-communication/macos-xpc-connecting-process-check.md diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/README.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/README.md new file mode 100644 index 00000000..20a2e1b7 --- /dev/null +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/README.md @@ -0,0 +1,191 @@ +# macOS Library Injection + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
+ +{% hint style="danger" %} +The code of **dyld is open source** and can be found in [https://opensource.apple.com/source/dyld/](https://opensource.apple.com/source/dyld/) and cab be downloaded a tar using a **URL such as** [https://opensource.apple.com/tarballs/dyld/dyld-852.2.tar.gz](https://opensource.apple.com/tarballs/dyld/dyld-852.2.tar.gz) +{% endhint %} + +## **DYLD\_INSERT\_LIBRARIES** + +> This is a colon separated **list of dynamic libraries** to l**oad before the ones specified in the program**. This lets you test new modules of existing dynamic shared libraries that are used in flat-namespace images by loading a temporary dynamic shared library with just the new modules. Note that this has no effect on images built a two-level namespace images using a dynamic shared library unless DYLD\_FORCE\_FLAT\_NAMESPACE is also used. + +This is like the [**LD\_PRELOAD on Linux**](../../../../linux-hardening/privilege-escalation#ld\_preload). + +This technique may be also **used as an ASEP technique** as every application installed has a plist called "Info.plist" that allows for the **assigning of environmental variables** using a key called `LSEnvironmental`. + +{% hint style="info" %} +Since 2012 **Apple has drastically reduced the power** of the **`DYLD_INSERT_LIBRARIES`**. + +Go to the code and **check `src/dyld.cpp`**. In the function **`pruneEnvironmentVariables`** you can see that **`DYLD_*`** variables are removed. + +In the function **`processRestricted`** the reason of the restriction is set. Checking that code you can see that the reasons are: + +* The binary is `setuid/setgid` +* Existence of `__RESTRICT/__restrict` section in the macho binary. +* The software has entitlements (hardened runtime) without [`com.apple.security.cs.allow-dyld-environment-variables`](https://developer.apple.com/documentation/bundleresources/entitlements/com\_apple\_security\_cs\_allow-dyld-environment-variables) entitlement or [`com.apple.security.cs.disable-library-validation`](https://developer.apple.com/documentation/bundleresources/entitlements/com\_apple\_security\_cs\_disable-library-validation). + * Check **entitlements** of a binary with: `codesign -dv --entitlements :- ` +* If the lib is signed with a different certificate as the binary + * If the lib & the bin are signed with the same cert, this will bypass the previous restrictions +* Programs with the entitlements **`system.install.apple-software`** and **`system.install.apple-software.standar-user`** can **install software** signed by Apple without asking the user for a password (privesc) + +In more updated versions you can find this logic at the second part of the function **`configureProcessRestrictions`.** However, what is executed in newer versions is the **beginning checks of the function** (you can remove the ifs related to iOS or simulation as those won't be used in macOS. +{% endhint %} + +You can check if a binary has **hardenend runtime** with `codesign --display --verbose ` checking the flag runtime in **`CodeDirectory`** like: **`CodeDirectory v=20500 size=767 flags=0x10000(runtime) hashes=13+7 location=embedded`** + +Find a example on how to (ab)use this and check the restrictions in: + +{% content-ref url="macos-dyld-hijacking-and-dyld_insert_libraries.md" %} +[macos-dyld-hijacking-and-dyld\_insert\_libraries.md](macos-dyld-hijacking-and-dyld\_insert\_libraries.md) +{% endcontent-ref %} + +## Dylib Hijacking + +{% hint style="danger" %} +Remember that **previous restrictions also apply** to perform Dylib hijacking attacks. +{% endhint %} + +As in Windows, in MacOS you can also **hijack dylibs** to make **applications** **execute** **arbitrary** **code**.\ +However, the way **MacOS** applications **load** libraries is **more restricted** than in Windows. This implies that **malware** developers can still use this technique for **stealth**, but the probably to be able to **abuse this to escalate privileges is much lower**. + +First of all, is **more common** to find that **MacOS binaries indicates the full path** to the libraries to load. And second, **MacOS never search** in the folders of the **$PATH** for libraries. + +The **main** part of the **code** related to this functionality is in **`ImageLoader::recursiveLoadLibraries`** in `ImageLoader.cpp`. + +However, there are **2 types of dylib hijacking**: + +* **Missing weak linked libraries**: This means that the application will try to load a library that doesn't exist configured with **LC\_LOAD\_WEAK\_DYLIB**. Then, **if an attacker places a dylib where it's expected it will be loaded**. + * The fact that the link is "weak" means that the application will continue running even if the library isn't found. + * The **code related** to this is in the function `ImageLoaderMachO::doGetDependentLibraries` of `ImageLoaderMachO.cpp` where `lib->required` is only `false` when `LC_LOAD_WEAK_DYLIB` is true. + * **Find weak liked libraries** in binaries with (you have later an example on how to create hijacking libraries): + * ``` + otool -l | grep LC_LOAD_WEAK_DYLIB -A 5 cmd LC_LOAD_WEAK_DYLIB + cmdsize 56 + name /var/tmp/lib/libUtl.1.dylib (offset 24) + time stamp 2 Wed Jun 21 12:23:31 1969 + current version 1.0.0 + compatibility version 1.0.0 + ``` +* **Configured with @rpath**: Mach-O binaries can have the commands **`LC_RPATH`** and **`LC_LOAD_DYLIB`**. Base on the **values** of those commands, **libraries** are going to be **loaded** from **different directories**. + * **`LC_RPATH`** contains the paths of some folders used to load libraries by the binary. + * **`LC_LOAD_DYLIB`** contains the path to specific libraries to load. These paths can contain **`@rpath`**, which will be **replaced** by the values in **`LC_RPATH`**. If there are several paths in **`LC_RPATH`** everyone will be used to search the library to load. Example: + * If **`LC_LOAD_DYLIB`** contains `@rpath/library.dylib` and **`LC_RPATH`** contains `/application/app.app/Contents/Framework/v1/` and `/application/app.app/Contents/Framework/v2/`. Both folders are going to be used to load `library.dylib`**.** If the library doesn't exist in `[...]/v1/` and attacker could place it there to hijack the load of the library in `[...]/v2/` as the order of paths in **`LC_LOAD_DYLIB`** is followed. + * **Find rpath paths and libraries** in binaries with: `otool -l | grep -E "LC_RPATH|LC_LOAD_DYLIB" -A 5` + +{% hint style="info" %} +**`@executable_path`**: Is the **path** to the directory containing the **main executable file**. + +**`@loader_path`**: Is the **path** to the **directory** containing the **Mach-O binary** which contains the load command. + +* When used in an executable, **`@loader_path`** is effectively the **same** as **`@executable_path`**. +* When used in a **dylib**, **`@loader_path`** gives the **path** to the **dylib**. +{% endhint %} + +The way to **escalate privileges** abusing this functionality would be in the rare case that an **application** being executed **by** **root** is **looking** for some **library in some folder where the attacker has write permissions.** + +{% hint style="success" %} +A nice **scanner** to find **missing libraries** in applications is [**Dylib Hijack Scanner**](https://objective-see.com/products/dhs.html) or a [**CLI version**](https://github.com/pandazheng/DylibHijack).\ +A nice **report with technical details** about this technique can be found [**here**](https://www.virusbulletin.com/virusbulletin/2015/03/dylib-hijacking-os-x). +{% endhint %} + +**Example** + +{% content-ref url="macos-dyld-hijacking-and-dyld_insert_libraries.md" %} +[macos-dyld-hijacking-and-dyld\_insert\_libraries.md](macos-dyld-hijacking-and-dyld\_insert\_libraries.md) +{% endcontent-ref %} + +### Dlopen Hijacking + +From **`man dlopen`**: + +* When path **does not contain a slash character** (i.e. it is just a leaf name), **dlopen() will do searching**. If **`$DYLD_LIBRARY_PATH`** was set at launch, dyld will first **look in that director**y. Next, if the calling mach-o file or the main executable specify an **`LC_RPATH`**, then dyld will **look in those** directories. Next, if the process is **unrestricted**, dyld will search in the **current working directory**. Lastly, for old binaries, dyld will try some fallbacks. If **`$DYLD_FALLBACK_LIBRARY_PATH`** was set at launch, dyld will search in **those directories**, otherwise, dyld will look in **`/usr/local/lib/`** (if the process is unrestricted), and then in **`/usr/lib/`**. + 1. `$DYLD_LIBRARY_PATH` + 2. `LC_RPATH` + 3. `CWD`(if unrestricted) + 4. `$DYLD_FALLBACK_LIBRARY_PATH` + 5. `/usr/local/lib/` (if unrestricted) + 6. `/usr/lib/` +* When path **looks like a framework** path (e.g. /stuff/foo.framework/foo), if **`$DYLD_FRAMEWORK_PATH`** was set at launch, dyld will first look in that directory for the framework partial path (e.g. foo.framework/foo). Next, dyld will try the **supplied path as-is** (using current working directory for relative paths). Lastly, for old binaries, dyld will try some fallbacks. If **`$DYLD_FALLBACK_FRAMEWORK_PATH`** was set at launch, dyld will search those directories. Otherwise, it will search **`/Library/Frameworks`** (on macOS if process is unrestricted), then **`/System/Library/Frameworks`**. + 1. `$DYLD_FRAMEWORK_PATH` + 2. supplied path (using current working directory for relative paths) + 3. `$DYLD_FALLBACK_FRAMEWORK_PATH`(if unrestricted) + 4. `/Library/Frameworks` (if unrestricted) + 5. `/System/Library/Frameworks` +* When path **contains a slash but is not a framework path** (i.e. a full path or a partial path to a dylib), dlopen() first looks in (if set) in **`$DYLD_LIBRARY_PATH`** (with leaf part from path ). Next, dyld **tries the supplied path** (using current working directory for relative paths (but only for unrestricted processes)). Lastly, for older binaries, dyld will try fallbacks. If **`$DYLD_FALLBACK_LIBRARY_PATH`** was set at launch, dyld will search in those directories, otherwise, dyld will look in **`/usr/local/lib/`** (if the process is unrestricted), and then in **`/usr/lib/`**. + 1. `$DYLD_LIBRARY_PATH` + 2. supplied path (using current working directory for relative paths if unrestricted) + 3. `$DYLD_FALLBACK_LIBRARY_PATH` + 4. `/usr/local/lib/` (if unrestricted) + 5. `/usr/lib/` + +Note: If the main executable is a **set\[ug]id binary or codesigned with entitlements**, then **all environment variables are ignored**, and only a full path can be used. + +**Check paths** + +Lets check all the options with the following code: + +```c +#include +#include + +int main(void) +{ + void* handle; + + handle = dlopen("just_name_dlopentest.dylib",1); + if (!handle) { + fprintf(stderr, "Error loading: %s\n", dlerror()); + } + + handle = dlopen("a/framework/rel_framework_dlopentest.dylib",1); + if (!handle) { + fprintf(stderr, "Error loading: %s\n", dlerror()); + } + + handle = dlopen("/a/abs/framework/abs_framework_dlopentest.dylib",1); + if (!handle) { + fprintf(stderr, "Error loading: %s\n", dlerror()); + } + + handle = dlopen("a/folder/rel_folder_dlopentest.dylib",1); + if (!handle) { + fprintf(stderr, "Error loading: %s\n", dlerror()); + } + + handle = dlopen("/a/abs/folder/abs_folder_dlopentest.dylib",1); + if (!handle) { + fprintf(stderr, "Error loading: %s\n", dlerror()); + } + + return 0; +} +``` + +If you compile and execute it you can see **where each library was unsuccessfully searched for**. Also, you could **filter the FS logs**: + +```bash +sudo fs_usage | grep "dlopentest" +``` + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-dyld-hijacking-and-dyld_insert_libraries.md b/macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/macos-dyld-hijacking-and-dyld_insert_libraries.md similarity index 100% rename from macos-hardening/macos-security-and-privilege-escalation/macos-dyld-hijacking-and-dyld_insert_libraries.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-proces-abuse/macos-library-injection/macos-dyld-hijacking-and-dyld_insert_libraries.md diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/macos-sandbox-debug-and-bypass.md b/macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/macos-sandbox-debug-and-bypass.md index 702d42cd..883a17d9 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/macos-sandbox-debug-and-bypass.md +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-sandbox/macos-sandbox-debug-and-bypass.md @@ -178,16 +178,16 @@ Process 2517 exited with status = 0 (0x00000000) If from then sandbox process you are able to **compromise other processes** running in less restrictive sandboxes (or none), you will be able to escape to their sandboxes: -{% content-ref url="broken-reference" %} -[Broken link](broken-reference) +{% content-ref url="../macos-proces-abuse/" %} +[macos-proces-abuse](../macos-proces-abuse/) {% endcontent-ref %} ### Interposting Bypass For more information about **Interposting** check: -{% content-ref url="../mac-os-architecture/macos-function-hooking.md" %} -[macos-function-hooking.md](../mac-os-architecture/macos-function-hooking.md) +{% content-ref url="../macos-proces-abuse/macos-function-hooking.md" %} +[macos-function-hooking.md](../macos-proces-abuse/macos-function-hooking.md) {% endcontent-ref %} #### Interpost `_libsecinit_initializer` to prevent the sandbox diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-tcc.md b/macos-hardening/macos-security-and-privilege-escalation/macos-tcc/README.md similarity index 98% rename from macos-hardening/macos-security-and-privilege-escalation/macos-tcc.md rename to macos-hardening/macos-security-and-privilege-escalation/macos-tcc/README.md index 86994b1a..7cc524d5 100644 --- a/macos-hardening/macos-security-and-privilege-escalation/macos-tcc.md +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-tcc/README.md @@ -195,7 +195,7 @@ The **extended attribute `com.apple.macl`** is added to the new **file** to give By default an access via **SSH** will have **"Full Disk Access"**. In order to disable this you need to have it listed but disabled (removing it from the list won't remove those privileges): -![](<../../.gitbook/assets/image (569).png>) +![](<../../../.gitbook/assets/image (569).png>) Here you can find examples of how some **malwares have been able to bypass this protection**: @@ -250,13 +250,13 @@ An app with the **`kTCCServiceAppleEvents`** permission will be able to **contro For more info about Apple Scripts check: -{% content-ref url="broken-reference" %} -[Broken link](broken-reference) +{% content-ref url="macos-apple-scripts.md" %} +[macos-apple-scripts.md](macos-apple-scripts.md) {% endcontent-ref %} For example, if an App has **Automation permission over `iTerm`**, for example in this example **`Terminal`** has access over iTerm: -
+
#### Over iTerm @@ -300,8 +300,8 @@ I you manage to **inject code in a process** you will be able to abuse the TCC p Check process abuse techniques in the following page: -{% content-ref url="broken-reference" %} -[Broken link](broken-reference) +{% content-ref url="../macos-proces-abuse/" %} +[macos-proces-abuse](../macos-proces-abuse/) {% endcontent-ref %} See some examples in the following sections: diff --git a/macos-hardening/macos-security-and-privilege-escalation/macos-tcc/macos-apple-scripts.md b/macos-hardening/macos-security-and-privilege-escalation/macos-tcc/macos-apple-scripts.md new file mode 100644 index 00000000..fb9e1ca7 --- /dev/null +++ b/macos-hardening/macos-security-and-privilege-escalation/macos-tcc/macos-apple-scripts.md @@ -0,0 +1,54 @@ +# macOS Apple Scripts + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +
+ +## Apple Scripts + +It's a scripting language used for task automation **interacting with remote processes**. It makes pretty easy to **ask other processes to perform some actions**. **Malware** may abuse these features to abuse functions exported by other processes.\ +For example, a malware could **inject arbitrary JS code in browser opened pages**. Or **auto click** some allow permissions requested to the user; + +``` +tell window 1 of process β€œSecurityAgent” + click button β€œAlways Allow” of group 1 +end tell +``` + +Here you have some examples: [https://github.com/abbeycode/AppleScripts](https://github.com/abbeycode/AppleScripts)\ +Find more info about malware using applescripts [**here**](https://www.sentinelone.com/blog/how-offensive-actors-use-applescript-for-attacking-macos/). + +Apple scripts may be easily "**compiled**". These versions can be easily "**decompiled**" with `osadecompile` + +However, this scripts can also be **exported as "Read only"** (via the "Export..." option): + +
+ +``` +file mal.scpt +mal.scpt: AppleScript compiled +``` + +and tin this case the content cannot be decompiled even with `osadecompile` + +However, there are still some tools that can be used to understand this kind of executables, [**read this research for more info**](https://labs.sentinelone.com/fade-dead-adventures-in-reversing-malicious-run-only-applescripts/)). The tool [**applescript-disassembler**](https://github.com/Jinmo/applescript-disassembler) with [**aevt\_decompile**](https://github.com/SentineLabs/aevt\_decompile) will be very useful to understand how the script works. + +
+ +☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - πŸŽ™οΈ Twitch πŸŽ™οΈ - πŸŽ₯ Youtube πŸŽ₯ + +* Do you work in a **cybersecurity company**? Do you want to see your **company advertised in HackTricks**? or do you want to have access to the **latest version of the PEASS or download HackTricks in PDF**? Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)! +* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family) +* Get the [**official PEASS & HackTricks swag**](https://peass.creator-spring.com) +* **Join the** [**πŸ’¬**](https://emojipedia.org/speech-balloon/) [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks\_live)**.** +* **Share your hacking tricks by submitting PRs to the** [**hacktricks repo**](https://github.com/carlospolop/hacktricks) **and** [**hacktricks-cloud repo**](https://github.com/carlospolop/hacktricks-cloud). + +