Binee: Outsmarting Malware with Next-Generation Process Emulation

The Problem with Malware Analysis Threat researchers get thousands of samples of malware every day and, as every researcher knows, it is very difficult to analyze them in a way that allows for intelligent decisions regarding whether a sample’s reputation is good or bad. There are already some qui...

Announcing the Sixth Annual Flare-On Challenge

The FireEye Labs Advanced Reverse Engineering FLARE team is thrilled to announce that the popular Flare-On reverse engineering challenge will return for the sixth straight year. The contest will begin at 8:00 p.m. ET on Aug. 16, 2019. This is a CTF-style challenge for all active and aspiring...

Partner Perspectives: From Alert to Action: How VMRay Provides Carbon Black with Detail-Rich Threat Intelligence

Good things happen when two leaders in their respective fields bring together their complementary capabilities. That’s the case with Carbon Black’s deep expertise in endpoint detection and response EDR and VMRay’s singular focus on dynamic malware analysis. The sum ends up being even greater than...

Tencent HaboHaboMalHunter Security Bypass Vulnerability

Tencent Habo is a malware sample analysis and identification platform from Tencent. HaboMalHunter is a malware analysis tool that relies on the Dynamic Analysis Module, Static Analysis Module, and Task Scheduling Framework in a deep sandbox to automate the analysis of malicious samples. A securit...

Mac Malware Pushed via Google Search Results, Masquerades as Flash Installer

Never-before-seen Mac malware, dubbed OSX/CrescentCore, has been discovered in the wild. The trojan, spotted on various websites masquerading as an Adobe Flash Player installer, drops malicious applications and browser extensions on victims’ systems when downloaded. OSX/CrescentCore is spread via...

CVE-2019-13125

HaboMalHunter through 2.0.0.3 in Tencent Habo allows attackers to evade dynamic malware analysis via PIE compilation...

CVE-2019-13125

HaboMalHunter through 2.0.0.3 in Tencent Habo allows attackers to evade dynamic malware analysis via PIE compilation...

Design/Logic Flaw

HaboMalHunter through 2.0.0.3 in Tencent Habo allows attackers to evade dynamic malware analysis via PIE compilation...

CVE-2019-13125

HaboMalHunter through 2.0.0.3 in Tencent Habo allows attackers to evade dynamic malware analysis via PIE compilation...

CVE-2019-13125

CVE-2019-13125 affects Tencent Habo/HaboMalHunter up to version 2.0.3. The root cause is a vulnerability related to PIE compilation that allows attackers to evade dynamic malware analysis, enabling bypass of sandbox analysis in the affected tool. Public documents describe the impact as bypassing ...

CVE-2019-13125: Undefined Security Weakness

HaboMalHunter through 2.0.0.3 in Tencent Habo allows attackers to evade dynamic malware analysis via PIE compilation...

UPDATE: Cuckoo Sandbox 2.0.7

PenTestIT RSS Feed It has been some time that I posted about the Cuckoo Sandbox. Good news is that the guys at the Cuckoo Foundation are not silent and have released the Cuckoo Sandbox 2.0.7, with lots of improvements, code cleanup, support for VirtualBox 6 and the well deserved support for the...

Learning to Rank Strings Output for Speedier Malware Analysis

Reverse engineers, forensic investigators, and incident responders have an arsenal of tools at their disposal to dissect malicious software binaries. When performing malware analysis, they successively apply these tools in order to gradually gather clues about a binary’s function, design detectio...

CB TAU Threat Intelligence Notification: HopLight Campaign (Linked to North Korea) is Reusing Substantial Amount of Code

On April 10, 2019 the US Department of Homeland Security DHS released a Malware Analysis Report MAR-10135536-8 which detailed the trojan HopLight. HopLight has been linked to different North Korean DPRK campaigns also known as the Lazarus Group. The CB Threat Analysis Unit TAU has continued to...

FLASHMINGO - Automatic Analysis Of SWF Files Based On Some Heuristics

Automatic Analysis Of SWF Files Based On Some Heuristics. Extensible Via Plugins. Install Install the Python 2.7 packages listed in requirements.txt. You can use the following command: pip install -r requirements.txt If you want to use the decompilation functionality you need to install Jython...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified a Trojan malware variant—referred to as HOPLIGHT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA. The...

PowerShellArsenal - A PowerShell Module Dedicated To Reverse Engineering

PowerShellArsenal is a PowerShell module used to aid a reverse engineer. The module can be used to disassemble managed and unmanaged code, perform .NET malware analysis, analyze/scrape memory, parse file formats and memory structures, obtain internal system information, etc. PowerShellArsenal is...

NSA Releases GHIDRA Source Code — Free Reverse Engineering Tool

Update 4/4/2019 — Great news. NSA today finally released the complete source code for GHIDRA version 9.0.2 which is now available on its Github repository. GHIDRA is agency's home-grown classified software reverse engineering tool that agency experts have been using internally for over a decade t...

FLARE Script Series: Recovering Stackstrings Using Emulation with ironstrings

This blog post continues our Script Series where the FireEye Labs Advanced Reverse Engineering FLARE team shares tools to aid the malware analysis community. Today, we release ironstrings: a new IDAPython script to recover stackstrings from malware. The script leverages code emulation to overcome...

JavaScript bridge makes malware analysis with WinDbg easier

Introduction As malware researchers, we spend several days a week debugging malware in order to learn more about it. We have several powerful and popular user mode tools to choose from, such as OllyDbg, x64dbg, IDA Pro and Immunity Debugger. All these debuggers utilize some scripting language to...