Hidden for 19 years WinRAR code execution vulnerability-vulnerability warning-the black bar safety net

The researchers found WinRAR logic vulnerabilities that can full access to the victims computer control. The exploit only requires from the compressed file to extract it can work, more than 5 million users affected. More importantly, the vulnerability has been there 19 years, forcing WinRAR...

Type confusion vulnerability instance analysis-vulnerability warning-the black bar safety net

Type confusion vulnerability in General is the type of data A as data of Type B to resolve the reference, which may lead to illicit access to data and thus execute arbitrary code. This article by IE type confusion vulnerability examples and Word type confusion vulnerability examples for analysis,...

Ponce - IDA Plugin For Symbolic Execution Just One-Click Away!

Ponce pronounced 'poN θe pon-they is an IDA Pro plugin that provides users the ability to perform taint analysis and symbolic execution over binaries in an easy and intuitive fashion. With Ponce you are one click away from getting all the power from cutting edge symbolic execution. Entirely writt...

Beers with Talos Ep. #45: SoHo attacks, IoT devices, and the cesspool setting

Beers with Talos BWT Podcast Ep. 45 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Ep. 45 show notes: Recorded Jan. 18, 2019 We have an extended roundtable today even more than usual because we accidentally...

Dynamic Data Resolver (DDR) - IDA Plugin

This blog post was authored by Holger Unterbrink Executive Summary Static reverse-engineering in IDA can often be problematic. Certain values are calculated at run time, which makes it difficult to understand what a certain basic block is doing. But, if you try to perform dynamic analysis by...

MemITM - Tool To Make In Memory Man In The Middle

The MemITM Mem In The Middle tool has been developped in order to easily intercept "messages" in Windows processes memory. We developped a lot of custom memory interception tools in order to capture network messages before encryption, or IPC messages, and to be able to inspect them or alter them ...

FLARE Script Series: Automating Objective-C Code Analysis with Emulation

This blog post is the next episode in the FireEye Labs Advanced Reverse Engineering FLARE team Script Series. Today, we are sharing a new IDAPython library – flare-emu – powered by IDA Pro and the Unicorn emulation framework that provides scriptable emulation features for the x86, x8664, ARM, and...

FLARE Script Series: Automating Objective-C Code Analysis with Emulation

This blog post is the next episode in the FireEye Labs Advanced Reverse Engineering FLARE team Script Series. Today, we are sharing a new IDAPython library – flare-emu – powered by IDA Pro and the Unicorn emulation framework that provides scriptable emulation features for the x86, x8664, ARM, and...

Memory Man in the Middle: MemITM

The MemITM Mem In The Middle tool has been developed in order to easily intercept “messages” in Windows processes memory. We developed a lot of custom memory interception tools in order to capture network messages before encryption, or IPC messages, and to be able to inspect them or alter them to...

FindYara - IDA Python Plugin To Scan Binary With Yara Rules

Use this IDA python plugin to scan your binary with yara rules. All the yara rule matches will be listed with their offset so you can quickly hop to them! All credit for this plugin and the code goes to David Berard @p0ly This plugin is copied from David's excellent findcrypt-yara plugin. This...

FLARE Script Series: Reverse Engineering WebAssembly Modules Using the idawasm IDA Pro Plugin

Introduction This post continues the FireEye Labs Advanced Reverse Engineering FLARE script series. Here, we introduce idawasm, an IDA Pro plugin that provides a loader and processor modules for WebAssembly modules. idawasm works on all operating systems supported by IDA Pro, and can be obtained...

IDA-minsc Wins Second Place in Hex-Rays Plugins Contest

Introduction Ali Rizvi-Santiago of Cisco Talos recently tied for second place in the IDA plugin contest with a plugin named "IDA-minsc." IDA is a multi-processor disassembler and debugger created by the company Hex-Rays and this year there were a total of four winners with nine submissions total...

Router vulnerability reproduce the ultimate Upanishads--based on the MIPS shellcode writing-vulnerability warning-the black bar safety net

Foreword Today we talk about how in the MIPS architecture to write shellcode for. In the previous two articles, we were introduced based on the MIPS buffer overflow practice, and further how to use learn to the overflow of knowledge reproduction and verification of router vulnerabilities. But in...

The MIPS buffer overflow vulnerability practice-vulnerability warning-the black bar safety net

This practice from the learn-decrypt router vulnerability notes, and summaries. Mainly used to review and consolidate the entire process, the entire process is not very smooth, the main problem in the point that the overflow function of the address determination. This write your own exploit code ...

TPLINK TLWR740N路由器远程代码执行漏洞(CVE-2017-13772)

INTRODUCTION In October of 2017 we disclosed multiple vulnerabilities in TP-Link’s WR940n router that occurred due to multiple code paths calling strcpy on user controllable unsanitised input CVE-2017-13772 The httpd binary responsible for these vulnerabilities contained patterns of code that...

Updates for BASS

This blog post was authored by Jonas Zaddach and Mariano Graziano. Cisco Talos has rolled out a series of improvements to the BASS open-source framework aimed at speeding up its ability to provide coverage for new malware families. Talos released BASS, pronounced "bæs" an open-source framework...

Malware monitor - leveraging PyREBox for malware analysis

This post was authored by Xabier Ugarte Pedrero In July 2017 we released PyREBox, a Python Scriptable Reverse Engineering Sandbox as an open source tool. This project is part of our continuous effort to create new tools to improve our workflows. PyREBox is a versatile instrumentation framework...

Solving Ad-hoc Problems with Hex-Rays API

Introduction IDA Pro is the de facto standard when it comes to binary reverse engineering. Besides being a great disassembler and debugger, it is possible to extend it and include a powerful decompiler by purchasing an additional license from Hex-Rays. The ability to switch between disassembled a...

MikroTik RouterOS Chimay Red Stack Clash Remote Code Execution

!/usr/bin/env python3 Mikrotik Chimay Red Stack Clash Exploit by BigNerd95 Tested on RouterOS 6.38.4 mipsbe using a CRS109 Used tools: pwndbg, rasm2, mipsrop for IDA I used ropper only to automatically find gadgets ASLR enabled on libs only DEP NOT enabled import socket, time, sys, struct, re fro...

IDAsec - IDA plugin for reverse-engineering and dynamic interactions with the Binsec platform

IDA plugin for reverse-engineering and dynamic interactions with the Binsec platform Features Decoding an instruction in DBA IR Loading execution traces generated by Pinsec Triggering analyzes on Binsec and retrieving results Dependencies protobuf ZMQ capstone for trace disassembly graphviz to dr...