![]() ![]() ![]() Now with the merge of the separate Empyre project, Empire is quickly becoming a goto tool for handling MacOS endpoints as well. Empire FrameworkĮmpire is a powerful open source C2 framework originally purposed against Windows environments by leveraging PowerShell. In this walkthrough, I will show one possible way we can go about gaining a foothold by leveraging Microsoft Office on MacOS, and present a method of escaping the MacOS sandbox that we find ourselves trapped inside of. With this in mind, I wanted to find an effective method of landing a stager on a MacOS system during a phishing campaign. Void sbxWithShellCommand(NSString *command) ĪppParam.You’ve completed your recon, and found that your target is using MacOS… what next? With the increased popularity of MacOS in the enterprise, we are often finding that having phishing payloads targeting only Microsoft Windows endpoints is not enough during a typical engagement. Let’s take a look at one of Terminal.app Objective-C methods: I also found a vulnerability that exploited this problematic mechanism. ![]() Uncovering a macOS App Sandbox escape vulnerability: A deep dive into CVE-2022-26706 by Jonathan Bar Or Environmental Disaster: A LaunchServices Tale by Ron Waisberg My vulnerability.I of course reported it to Apple, but I was told that it’s expected behavior.įrom that time there were at least 2 publicly-disclosed vulnerabilities that exploited the above-mentioned behavior: It was even funnier as the sandboxed app can spawn those new apps with environment variables. In 2020 I observed a strange behavior a sandboxed macOS app may launch any application that won’t inherit the main app’s sandbox profile. macOS Sandbox Escape vulnerability via Reguła. ![]()
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