Protect your business from password sprays with Microsoft DART recommendations

Over the past year, the Microsoft Detection and Response Team DART, along with Microsoft’s threat intelligence teams, have observed an uptick in the use of password sprays as an attack vector. This threat is a moving target with techniques and tools always changing, and Microsoft continues to fin...

Franken-phish: TodayZoo built from other phishing kits

A phishing kit built using pieces of code copied from other kits, some available for sale through publicly accessible scam sellers or are reused and repackaged by other kit resellers, provides rich insight into the state of the economy that drives phishing and email threats today. We uncovered th...

BlackMatter Ransomware

Summary Actions You Can Take Now to Protect Against BlackMatter Ransomware • Implement and enforce backup and restoration policies and procedures. • Usestrong, unique passwords. • Usemulti-factor authentication. • Implement network segmentation and traversal monitoring. Note: this advisory uses t...

PayloadsAllTheThings

It is an offensive tool for Web Application Security and Pentest/CTF. This repository contains a list of useful payloads and bypass techniques for web application security and penetration testing/CTF. The payloads are likely used to exploit vulnerabilities and bypass security measures. Not...

Analyzing Email Services Abused for Business Email Compromise

We analyzed five major types of email channels, and the techniques in keywords and domain names BEC actors use to appear legitimate to potential victims...

Chinese Hackers Used a New Rootkit to Spy on Targeted Windows 10 Users

A formerly unknown Chinese-speaking threat actor has been linked to a long-standing evasive operation aimed at South East Asian targets as far back as July 2020 to deploy a kernel-mode rootkit on compromised Windows systems. Attacks mounted by the hacking group, dubbed GhostEmperor by Kaspersky,...

GhostEmperor: From ProxyLogon to kernel mode

Download GhostEmperors technical details PDF While investigating a recent rise of attacks against Exchange servers, we noticed a recurring cluster of activity that appeared in several distinct compromised networks. This cluster stood out for its usage of a formerly unknown Windows kernel mode...

PayloadsAllTheThings

It is an offensive tool for Web Application Security. The repository, PayloadsAllTheThings, contains a list of useful payloads and bypass techniques for web application security and penetration testing/CTF. The provided code snippet is a GitHub funding model configuration file .github/FUNDING.yml...

New Android Malware Steals Financial Data from 378 Banking and Wallet Apps

The operators behind the BlackRock mobile malware have surfaced back with a new Android banking trojan called ERMAC that targets Poland and has its roots in the infamous Cerberus malware, according to the latest research. "The new trojan already has active distribution campaigns and is targeting...

A New Jupyter Malware Version is Being Distributed via MSI Installers

Cybersecurity researchers have charted the evolution of Jupyter, a .NET infostealer known for singling out healthcare and education sectors, which make it exceptional at defeating most endpoint security scanning solutions. The new delivery chain, spotted by Morphisec on September 8, underscores...

Examining the Cring Ransomware Techniques

In this entry, we look at the techniques typically employed by the Cring ransomware, as well as the most affected regions and industries...

BlackMatter Ransomware Analysis; The Dark Side Returns

ARCHIVED STORY BlackMatter Ransomware Analysis; The Dark Side Returns By Alexandre Mundo and Marc Elias · September 22, 2021 BlackMatter is a new ransomware threat discovered at the end of July 2021. This malware started with a strong group of attacks and some advertising from its developers that...

Detecting Credential Stealing Attacks Through Active In-Network Defense

ARCHIVED STORY Detecting Credential Stealing Attacks Through Active In-Network Defense By Chintan Shah · September 22, 2021 Executive Summary Today, enterprises tend to use multiple layers of security defenses, ranging from perimeter defense on network entry points to host based security solution...

BlackMatter Ransomware Analysis; The Dark Side Returns

ARCHIVED STORY BlackMatter Ransomware Analysis; The Dark Side Returns By Alexandre Mundo and Marc Elias · September 22, 2021 BlackMatter is a new ransomware threat discovered at the end of July 2021. This malware started with a strong group of attacks and some advertising from its developers that...

DDoS Attacks: A Flourishing Business for Cybercrooks – Podcast

Distributed denial-of-service DDoS started out as an inconvenience: They were a roadblock that kept customers from getting at systems. That’s bad enough. Keeping availability away from customers via DDoS can have a painful impact on businesses as they find their doors blocked to customers, keepin...

BoobSnail - Allows Generating Excel 4.0 XLM Macro

BoobSnail allows generating XLM Excel 4.0 macro. Its purpose is to support the RedTeam and BlueTeam in XLM macro generation. Features: various infection techniques; various obfuscation techniques; translation of formulas into languages other than English; can be used as a library - you can easily...

Afternoon Cyber Tea: Learn how to stop misinformation threats from nation-state bad actors

Information has long been wielded as an instrument of national power and influence. In today’s digital world, misinformation can also be just as powerful. On a special episode of Afternoon Cyber Tea with Ann Johnson, Sandra Joyce, Executive Vice President and Head of Mandiant Intelligence at...

Afternoon Cyber Tea: Learn how to stop misinformation threats from nation-state bad actors

Information has long been wielded as an instrument of national power and influence. In today’s digital world, misinformation can also be just as powerful. On a special episode of Afternoon Cyber Tea with Ann Johnson, Sandra Joyce, Executive Vice President and Head of Mandiant Intelligence at...

Ragnar Locker Gang Warns Victims Not to Call the FBI

All that the FBI/ransomware negotiators/investigators do is muck things up, so we’re going to publish your stuff if you call for help, the Ragnar Locker ransomware gang announced on its darknet data-leak site. In an announcement posted this week and seen by Bleeping Computer, the ransomware...

How to Exploit SQL Server Using OLE Automation

As part of the Imperva Research Labs we have the opportunity to examine various security scenarios. In this post, we will consider database security on SQL Server. One standard method that security practitioners use to protect databases is deploying honeypots and waiting for hackers to take the...