Description of the security update for SharePoint Enterprise Server 2016: September 12, 2023 (KB5002494)

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Description of the security update for SharePoint Server 2019: September 12, 2023 (KB5002472)

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Cybercriminals Using Powerful BatCloak Engine to Make Malware Fully Undetectable

A fully undetectable FUD malware obfuscation engine named BatCloak is being used to deploy various malware strains since September 2022, while persistently evading antivirus detection. The samples grant "threat actors the ability to load numerous malware families and exploits with ease through...

Nidhogg - All-In-One Simple To Use Rootkit For Red Teams

Nidhogg is a multi-functional rootkit for red teams. The goal of Nidhogg is to provide an all-in-one and easy-to-use rootkit with multiple helpful functionalities for red team engagements that can be integrated with your C2 framework via a single header file with simple usage, you can see an...

XWorm Malware Exploits Follina Vulnerability in New Wave of Attacks

Cybersecurity researchers have discovered an ongoing phishing campaign that makes use of a unique attack chain to deliver the XWorm malware on targeted systems. Securonix, which is tracking the activity cluster under the name MEME4CHAN , said some of the attacks have primarily targeted...

Description of the security update for SharePoint Server 2019: March 14, 2023 (KB5002358)

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Detecting Windows AMSI Bypass Techniques

We look into some of the implementations that cybercriminals use to bypass the Windows Antimalware Scan Interface AMSI and how security teams can detect threats attempting to abuse it for compromise with Trend Micro Vision One™...

Shells - Little Script For Generating Revshells

A script for generating common revshells fast and easy. Especially nice when in need of PowerShell and Python revshells, which can be a PITA getting correctly formated. PowerShell revshells Shows username@computer, above the prompt and working-directory Has a partial AMSI-bypass, making some stuf...

Cybersecurity agencies: You don’t have to delete PowerShell to secure it

Microsofts PowerShell is a useful, flexible tool that is as popular with criminals as it is with admins. Cybercrooks like it becasue PowerShell is powerful, available almost everywhere, and doesnt look out of place running on a company network. In most places it isnt practical to block PowerShell...

NimPackt-v1 - Nim-based Assembly Packer And Shellcode Loader For Opsec And Profit

ByCas van Cooten @chvancooten With special thanks to Marcello Salvati @byt3bl33der and Fabian Mosch @S3cur3Th1sSh1t Description Update: NimPackt-v1 is among the worst code I have ever written I was just starting out learning Nim. Because of this, I started on a full rewrite of NimPackt, dubbed...

NimHollow - Nim Implementation Of Process Hollowing Using Syscalls (PoC)

Playing around with the Process Hollowing technique using Nim. Features: Direct syscalls for triggering Windows Native API functions with NimlineWhispers. Shellcode encryption/decryption with AES in CTR mode. Simple sandbox detection methods from the OSEP course by @offensive-security. AMSI...

DInjector - Collection Of Shellcode Injection Techniques Packed In A D/Invoke Weaponized DLL

This repository is an accumulation of my code snippets for various shellcode injection techniques using fantastic D/Invoke API by @TheWover and @FuzzySecurity. Features: Fully ported to D/Invoke API Encrypted payloads which can be invoked from a URL or passed in base64 as an argument Built-in AMS...

PowerShx - Run Powershell Without Software Restrictions

Unmanaged PowerShell execution using DLLs or a standalone executable. Introduction PowerShx is a rewrite and expansion on the PowerShdll project. PowerShx provide functionalities for bypassing AMSI and running PS Cmdlets. Features Run Powershell with DLLs using rundll32.exe, installutil.exe,...

PowerShx - Run Powershell Without Software Restrictions

Unmanaged PowerShell execution using DLLs or a standalone executable. Introduction PowerShx is a rewrite and expansion on the PowerShdll project. PowerShx provide functionalities for bypassing AMSI and running PS Cmdlets. Features Run Powershell with DLLs using rundll32.exe, installutil.exe,...

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...

PowerShellArmoury - A PowerShell Armoury For Security Guys And Girls

The PowerShell Armoury is meant for pentesters, "insert-color-here"-teamers and everyone else who uses a variety of PowerShell tools during their engagements. It allows you to download and store all of your favourite PowerShell scripts in a single, encrypted file. You do not have to hassle with...

Metasploit Wrap-Up

Eternal Blue improvements Prior to this release Metasploit offered two separate exploit modules for targeting MS17-010, dubbed Eternal Blue. The Ruby module previously only supported Windows 7, and a separate ms17010eternalbluewin8 Python module would target Windows 8 and above. Now Metasploit...

Cumulative Update 10 for Exchange Server 2019 (KB5003612)

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Cumulative Update 21 for Exchange Server 2016 (KB5003611)

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Sharperner - Simple Executable Generator With Encrypted Shellcode

Sharperner is a tool written in CSharp that generate .NET dropper with AES and XOR obfuscated shellcode. Generated executable can possibly bypass signature check but I cant be sure it can bypass heuristic scanning. Features PE binary Process Hollowing PPID Spoofing Random generated AES key and iv...