EventViewerUAC_BOF

EventViewerUACBOF This is a Beacon Object File implementation of the Event Viewer deserialization UAC bypass discovered by @orange8361 and the POC put together by CsEnox. Tested on x64 Win10/Win11 OPSEC WARNINGS! This UAC bypass performs the following actions which should be considered in referen...

InlineExecute-Assembly

InlineExecute-Assembly InlineExecute-Assembly is a proof of concept Beacon Object File BOF that allows security professionals to perform in process .NET assembly execution as an alternative to Cobalt Strikes traditional fork and run execute-assembly module. InlineExecute-Assembly will execute any...

cs-token-vault

Token Vault BOF for Cobalt Strike This Beacon Object File BOF creates in-memory storage for stolen/duplicated Windows access tokens allow you to: Hot swap/re-use already stolen tokens without re-duplicating. Store tokens for later use in case of a person log out. Installation 1. Download the late...

KDStab

KDStab 6/28/2022 : Microsoft has rolled out a patch that prevents opening a handle to the MsMpEng.exe token, and as such the KillDefender portion of this tool no longer works. Backstab should still work. Not sure the patch ID, may work on older unpatched systems. Verified on Win10 21H2 and Win11...

unhook-bof

This is a Beacon Object File to refresh DLLs and remove their hooks. The code is from Cylance's Universal Unhooking research: https://blogs.blackberry.com/en/2017/02/universal-unhooking-blinding-security-software To use: Load unhook.cna into Cobalt Strike via Cobalt Strike - Script Manager Run...

ADSyncDump-BOF

ADSyncDump BOF The ADSyncDump BOF is a port of Dirkjan Mollema's adconnectdump.py / ADSyncDecrypt into a Beacon Object File BOF for use with Cobalt Strike, Sliver and Havoc. !NOTE The tool has been tested on a Windows Server 2019 with Azure AD Connect version 2.2.1.0. The 32 bit version of the BO...

WindowSpy

WindowSpy 👀 WindowSpy is a Cobalt Strike Beacon Object File meant for targetted user surveillance. The goal of this project was to trigger surveillance capabilities only on certain targets, e.g. browser login pages, confidential documents, vpn logins etc. The purpose was to increase stealth durin...

CobaltStrike-BOF

CobaltStrike BOF Collection of beacon BOF. 1 DCOM Lateral Movement A quick PoC that uses DCOM ShellWindows via beacon object files for lateral movement.You can either specify credentials or use the current user. To use the current user, just leave the domain, username, and password empty. A short...

Inline-Execute-PE

Inline-Execute-PE DISCLAIMER: This project is complex and failure to understand how it works and adequately test it can result in you crashing Beacons and losing access! I highly encourage you to read all of the documentation up until the "Design Considerations and Commentary" section! Introducti...

SpawnWith

SpawnWith An experimental Beacon Object File BOF that provides an alternative to the spawnas and inject commands. This exposes a new command, spawnwith pid listener, that performs the following: 1. Obtain a handle to the target process. 2. Obtain a handle to the process' primary token. 3. Duplica...

freeBokuLoader

freeBokuLoader A simple BOF that tries to free the memory region where the User Defined Reflective Loader is stored. As the name implies, it was tested against BokuLoader, but should work with most if not all UDRLs. Usage beacon freeBokuLoader...

BOF_Collection

BOFCollection Various Cobalt Strike BOFs Requirements beacon.h For compilation instructions and BOF overview help-bof ActiveDirectory GetDomainInfo.c Returns information on the current domain and domain controller. inline-execute GetDomainInfo.o Collection GetClipboard.c Prints any text on the...

Modules

Modules Modules used by the Havoc Framework. Powerpick Powerpick implementation for the Havoc Framework. InvokeAssembly InvokeAssembly implementation for the Havoc Framework. Template This is the base template for the modules. You can use this to write your own modules for the Havoc Framework...

injectAmsiBypass

Cobalt Strike BOF - Inject AMSI Bypass Cobalt Strike Beacon Object File BOF that bypasses AMSI in a remote process with code injection. Running inject-amsiBypass BOF from CobaltStrike What does this do? 1. Use supplied PID argument to get a handle on the remote process hProc =...

CVE-2024-26229-BOF

CVE-2024-26229 Beacon Object Files Beacon Object File BOF implementations from NVISO of CVE-2024-26229 for Cobalt Strike and BruteRatel. Compile with: gcc -c CVE-2024-26229-bof.c -o CVE-2024-26229-bof.o This vulnerability was patched on April 9th, 2024. See...

CVE-2024-35250-BOF

CVE-2024-35250-BOF Beacon Object File BOF implementation for CVE-2024-35250. Build The project template is from bof-vs. Compile using the Release configuration in Visual Studio 2019/2022. Credits https://github.com/varwara/CVE-2024-35250...

Exploit for Untrusted Pointer Dereference in Microsoft

CVE-2024-35250-BOF The Beacon Object File BOF implementati...

Metasploit Weekly Wrap-Up

Bofloader - Windows Meterpreter Gets Beacon Object File Loader Support This week brings a new and frequently requested feature to the Windows Meterpreter, the Beacon Object File loader. This new extension, bofloader, allows for users to execute Beacon Object Files as written for either Cobalt...

Koh - The Token Stealer

Koh is a C and Beacon Object File BOF toolset that allows for the capture of user credential material via purposeful token/logon session leakage. Some code was inspired by Elad Shamir's Internal-Monologue project no license, as well as KB180548. For why this is possible and Koh's approeach, see t...

InlineExecute-Assembly - A PoC Beacon Object File (BOF) That Allows Security Professionals To Perform In Process .NET Assembly Execution

InlineExecute-Assembly is a proof of concept Beacon Object File BOF that allows security professionals to perform in process .NET assembly execution as an alternative to Cobalt Strikes traditional fork and run execute-assembly module. InlineExecute-Assembly will execute any assembly with the entr...