Trend-spotting email techniques: How modern phishing emails hide in plain sight

With the massive volume of emails sent each day, coupled with the many methods that attackers use to blend in, identifying the unusual and malicious is more challenging than ever. An obscure Unicode character in a few emails is innocuous enough, but when a pattern of emails containing this obscur...

AuraBorealisApp - Do You Know What's In Your Python Packages? A Tool For Visualizing Python Package Registry Security Audit Data

AuraBorealis is a web application for visualizing anomalous and potentially malicious code in Python package registries. It uses security audit data produced by scanning the Python Package Index PyPI via Aura, a static analysis designed for large scale security auditing of Python packages. The...

Information Disclosure

amd64-microcode:stretch is vulnerable to information disclosure. Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis...

Using AI to Scale Spear Phishing

The problem with spear phishing is that it takes time and creativity to create individualized enticing phishing emails. Researchers are using GPT-3 to attempt to solve that problem: The researchers used OpenAIs GPT-3 platform in conjunction with other AI-as-a-service products focused on personali...

Experts Shed Light On New Russian Malware-as-a-Service Written in Rust

A nascent information-stealing malware sold and distributed on underground Russian underground forums has been written in Rust, signalling a new trend where threat actors are increasingly adopting exotic programming languages to bypass security protections, evade analysis, and hamper reverse...

How profiling employee working hours helps to detect security incidents

At the TimeMachine company there are two special old friends Bob and Alice. Bob, as a team manager, usually has a very busy schedule filled with meetings all day long. You can even find him working late into the night trying to catch up on email he received during the day. Alice on the other hand...

JBL Go 2 安全漏洞

The JBL Go 2 is a full-featured portable waterproof Bluetooth speaker from JBL Japan. A security vulnerability exists in the JBL Go 2 version 2021-08-09 and earlier. A remote attacker could recover voice signals from LEDs on the device through binoculars and photoelectric sensors also known as a...

Karton - Distributed Malware Processing Framework Based On Python, Redis And MinIO

Distributed malware processing framework based on Python, Redis and MinIO. The idea Karton is a robust framework for creating flexible and lightweight malware analysis backends. It can be used to connect malware analysis systems into a robust pipeline with very little effort. We've been in the...

Codesys Control Allocation of Resources Without Limits or Throttling

CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation. File data ot500480.nasl...

Breaking the Android Bootloader on the Qualcomm Snapdragon 660

This post is a companion to the DEF CON 29 video available here. A few months ago I purchased an Android phone to do some research around a specific series of NFC chips, which required me to gain root access to the device in order to fully access its hardware capabilities. Gaining root access on...

getUsersConfirmedButNotSettledSynthBalance is potentially calculated wrongly

Handle 0xImpostor Vulnerability details Impact Incorrect tabulation of getUsersConfirmedButNotSettledSynthBalance will lead to the wrong balances returning. Fortunately, there are no important functions that are dependent on balanceOf so the impact of this erroneous calculation is limited. Tools...

Synths minted to the wrong market when initializing

Handle 0xImpostor Vulnerability details Impact Synthetix tokens are not minted to the correct market index since the creation of the synth market and the initialization are 2 separate steps. Proof of Concept 1. Create 2 synth market without initializing them 2. Call initializeMarket twice 3. Synt...

Mitsubishi Electric MELSEC iQ-R Series

View CSAF 1. EXECUTIVE SUMMARY CVSS v3 9.1 ATTENTION : Exploitable remotely/low attack complexity Vendor : Mitsubishi Electric Corporation Equipment : MELSEC iQ-R Series CPU Module Vulnerability : Cleartext Transmission of Sensitive Information 2. RISK EVALUATION Successful exploitation of this...

Sharing the first SimuLand dataset to expedite research and learn about adversary tradecraft

Last month, we introduced the SimuLand project to help security researchers around the world deploy lab environments to reproduce well-known attack scenarios, actively test detections, and learn more about the underlying behavior and implementation of adversary techniques. Since the release of th...

Fortinet FortiPortal File Upload Vulnerability

Fortinet FortiPortal is a hosted security analysis and management support tool for Fortinet's FortiGate, FortiWiFi and FortiAP product lines, available as a virtual machine for MSPs.Fortinet FortiPortal is vulnerable in versions 6.0.0 to 6.0.4, 5.3 .0 through 5.3.5, 5.2.0 through 5.2.5, and 4.2.2...

Uchihash - A Small Utility To Deal With Malware Embedded Hashes

Uchihash is a small utility that can save malware analysts the time of dealing with embedded hash values used for various things such as: Dynamically importing APIs especially in shellcode Checking running process used by analysts Anti-Analysis Checking VM or Antivirus artifacts Anti-Analysis...

OpSec Leaky Images

Hackers love your marketing department. Fact! Your marketing department love telling the world what happens in your company, then they attach images to the posts, often of staff at work. They ensure the subject is central and the image tells a story. The problem is often they tell hackers a...

See Ya Sharp: A Loaders Tale | McAfee Blogs

ARCHIVED STORY See Ya Sharp: A Loader’s Tale Max Kersten · Aug 04, 2021 Introduction The DotNet based CyaX-Sharp loader, also known as ReZer0, is known to spread commodity malware, such as AgentTesla. In recent years, this loader has been referenced numerous times, as it was used in campaigns...

How to manage a side-by-side transition from your traditional SIEM to Azure Sentinel

With every week bringing new headlines about crippling cyberattacks, and with organizations growing increasingly distributed, security teams are constantly asked to do more with less. Moving to cloud-native security information and event management SIEM can help security teams analyze data with t...

Security Bulletin: Potential vulnerability (SSRF) in Apache Solr affect IBM Operations Analytics - Log Analysis (CVE-2017-3164)

Summary Server Side Request Forgery vulnerability in Apache Solr could allow attacker with access to make Solr perform a HTTP to any reachable URL. Vulnerability Details CVEID: CVE-2017-3164 DESCRIPTION: Apache Solr is vulnerable to server-side request forgery, caused by not having corresponding...