Olympic Destroyer Wiper Changes Up Infection Routine

Olympic Destroyer, the wiper malware that briefly disrupted the Winter Olympic Games in South Korea earlier this year, appears to be back with a new first-stage dropper variant. It contains a few significant changes that indicate an evolution for the APT group behind it, according to researchers...

Microsoft Windows Defender Evasive JS.Net and HTA

This module will generate an HTA file that writes and compiles a JScript.NET file containing shellcode on the target machine. After compilation, the generated EXE will execute the shellcode without interference from Windows Defender. It is recommended that you use a payload that uses RC4 or HTTPS...

SharpShooter - Payload Generation Framework

SharpShooter is a payload creation framework for the retrieval and execution of arbitrary CSharp source code. SharpShooter is capable of creating payloads in a variety of formats, including HTA, JS, VBS and WSF. It leverages James Forshaw's DotNetToJavaScript tool to invoke methods from the...

Payload Generation Framework: SharpShooter

SharpShooter is a payload creation framework for the retrieval and execution of arbitrary CSharp source code. SharpShooter is capable of creating payloads in a variety of formats, including HTA, JS, VBS and WSF. It leverages James Forshaw’s DotNetToJavaScript tool to invoke methods from the...

New Malware Family Uses Custom UDP Protocol for C&C Communications

Security researchers have uncovered a new highly-targeted cyber espionage campaign, which is believed to be associated with a hacking group behind KHRAT backdoor Trojan and has been targeting organizations in South East Asia. According to researchers from Palo Alto, the hacking group, which they...

The King is dead. Long live the King!

In late April 2018, a new zero-day vulnerability for Internet Explorer IE was found using our sandbox; more than two years since the last in the wild example CVE-2016-0189. This particular vulnerability and subsequent exploit are interesting for many reasons. The following article will examine th...

SpookFlare v2.0 - Loader, Dropper Generator With Multiple Features For Bypassing Client-Side And Network-Side Countermeasures

SpookFlare has a different perspective to bypass security measures and it gives you the opportunity to bypass the endpoint countermeasures at the client-side detection and network-side detection. SpookFlare is a loader/dropper generator for Meterpreter, Empire, Koadic etc. SpookFlare has...

Metamorfo Campaigns Targeting Brazilian Users

FireEye Labs recently identified several widespread malspam malware spam campaigns targeting Brazilian companies with the goal of delivering banking Trojans. We are referring to these campaigns as Metamorfo. Across the stages of these campaigns, we have observed the use of several tactics and...

Word-based Malware Attack Doesn’t Use Macros

Typically, inbox-based attacks that include malicious Microsoft Office attachments require adversaries to trick users into enabling macros. But researchers say they have identified a new malicious email campaign that uses booby-trapped Office attachments that are macro-free. The attacks do not...

Microsoft Office DDE Payload Delivery

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Microsoft Office DDE Payload Delivery', 'Description' = %q This module generates an DDE command to place within a word document, that when...

KB4014793: Microsoft Wordpad Remote Code Execution vulnerability (April 2017)

The remote Windows host is missing security update KB4014793. It is, therefore, affected by a remote code execution vulnerability in Windows WordPad due to improper validation of user-supplied input. An unauthenticated, remote attacker can exploit this, by convincing a user to open a specially...

Demiguise - HTA Encryption Tool for RedTeams

What does it do? The aim of this project is to generate .html files that contain an encrypted HTA file. The idea is that when your target visits the page, the key is fetched and the HTA is decrypted dynamically within the browser and pushed directly to the user. This is an evasion technique to ge...

When combining exploits for added effect goes wrong

IntroductionSince public disclosure in April 2017, CVE-2017-0199 has been frequently used within malicious Office documents. The vulnerability allows attackers to include Ole2Link objects within RTF documents to launch remote code when HTA applications are opened and parsed by Microsoft Word.In...

nps_payload: Basic Intrusion Detection Avoidance Payload Generator!

PenTestIT RSS Feed This is a short post about npspayload, an open source, python script that helps you create basic payloads that help you avoid or bypass intrusion detection systems. This is a mix of @ben0xa's Not PowerShell nps frameworks and some features of @HackingDave’s unicorn tool. As you...

SET v7.7 - The Social-Engineer Toolkit “Blackout”

The Social-Engineer Toolkit SET was created and written by the founder of TrustedSec. It is an open-source Python-driven tool aimed at penetration testing around Social-Engineering. SET has been presented at large-scale conferences including Blackhat, DerbyCon, Defcon, and ShmooCon. With over two...

morphHTA - Morphing Cobalt Strike PowerShell Evil HTA Generator

morphHTA is a Morphing Cobalt Strike PowerShell Evil HTA Generator Usage : usage: morph-hta.py -h --in --out --maxstrlen --maxvarlen --maxnumsplit optional arguments: -h, --help show this help message and exit --in File to input Cobalt Strike PowerShell HTA --out File to output the morphed HTA to...

Microsoft Office Word Malicious Hta Execution Exploit

This Metasploit module creates a malicious RTF file that when opened in vulnerable versions of Microsoft Word will lead to code execution. The flaw exists in how an olelink object can make a https request, and execute hta code in response. This bug was originally seen being exploited in the wild...

Microsoft Word and WordPad RTF HTA handler command execution

Added: 04/20/2017 CVE: CVE-2017-0199 BID: 97498 Background Rich Text Format RTF is a text file format supported by various Microsoft products and word processors. RTF supports text styling, images, and embedded objects. Problem A vulnerability in Microsoft Word and WordPad could allow command...

Microsoft Word and WordPad RTF HTA handler command execution

Added: 04/20/2017 CVE: CVE-2017-0199 BID: 97498 Background Rich Text Format RTF is a text file format supported by various Microsoft products and word processors. RTF supports text styling, images, and embedded objects. Problem A vulnerability in Microsoft Word and WordPad could allow command...

Microsoft Word - .RTF Remote Code Execution

Microsoft Word - .RTF Remote Code Execution !/usr/bin/env python ''' Exploit toolkit CVE-2017-0199 - v4.0 https://github.com/bhdresh/CVE-2017-0199 Download: https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/41894.zip ''' import...