808 matches found
Nutanix AOS : Multiple Vulnerabilities (NXSA-AOS-5.16.0.1)
The version of AOS installed on the remote host is prior to 5.16.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AOS-5.16.0.1 advisory. - OpenSLP as used in ESXi and the Horizon DaaS appliances has a heap overwrite issue. VMware has evaluated the severity of...
Hands-on Review: Stellar Cyber Security Operations Platform for MSSPs
As threat complexity increases and the boundaries of an organization have all but disappeared, security teams are more challenged than ever to deliver consistent security outcomes. One company aiming to help security teams meet this challenge is Stellar Cyber. Stellar Cyber claims to address the...
AsyncRAT C2 Framework: Overview, Technical Analysis & Detection
In this blog we describe the AsyncRAT C2 command & control Framework, which allows attackers to remotely monitor and control other computers over a secure encrypted link. We provide an overview of this threat, a technical analysis, and a method of detecting the malware using Qualys Multi-Vector...
Ransomware protection with Malwarebytes EDR: Your FAQs, answered!
We get a few questions about ransomware protection and how our Endpoint Detection and Response software can protect you from ransomware. In this post, our security experts answer some of your most frequently asked questions about ransomware and how our EDR can help—let’s get started. Q: When...
Ransomware protection with Malwarebytes EDR: Your FAQs, answered!
We get a few questions about ransomware protection and how our Endpoint Detection and Response software can protect you from ransomware. In this post, our security experts answer some of your most frequently asked questions about ransomware and how our EDR can help--lets get started. Q: When...
Here’s a Simple Script to Detect the Stealthy Nation-State BPFDoor
In this blog, the Qualys Research Team explains the mechanics of a Linux malware variant named BPFdoor. We then demonstrate the efficacy of Qualys Custom Assessment and Remediation to detect it, and Qualys Multi-Vector EDR to protect against it. BPFDoor is a Linux/Unix backdoor that allows threat...
PR-DNSd - Passive-Recursive DNS Daemon
Passive-Recursive DNS daemon. Quickstart nameserver 127.0.0.1 | sudo tee /etc/resolv.conf dig google.com dig -x $dig +short google.com" go get github.com/korc/PR-DNSd sudo setcap capnetbindservice,capsyschroot=ep go/bin/PR-DNSd go/bin/PR-DNSd -upstream 9.9.9.9:53 -listen 127.0.0.1:53 echo...
Maldev-For-Dummies - A Workshop About Malware Development
In the age of EDR, red team operators cannot get away with using pre-compiled payloads anymore. As such,malware development is becoming a vital skill for any operator. Getting started with maldev may seem daunting, but is actually very easy. This workshop will show you all you need to get started...
Simplifying the fight against ransomware: An expert explains
Fighting against ransomware can be difficult—especially if your organization has limited IT resources to begin with. But Adam Kujawa, security evangelist and director of Malwarebytes Labs, has a few tips for overburdened IT folks looking to simplify their fight against ransomware. In this post,...
Demo: Your data has been encrypted! Stopping ransomware attacks with Malwarebytes EDR
It’s no secret that ransomware is one of the most pressing cyber threats of our day. What worse, ransomware gangs have increased their attacks on a range of vulnerable industries, with disruptions to business operations, million-dollar ransom demands, data exfiltration, and extortion. With...
Laurel - Transform Linux Audit Logs For SIEM Usage
LAUREL is an event post-processing plugin for auditd8 to improve its usability in modern security monitoring setups. Why? TLDR: Instead of audit events that look like this… type=EXECVE msg=audit1626611363.720:348501: argc=3 a0="perl" a1="-e"...
5 Key Things We Learned from CISOs of Smaller Enterprises Survey
New survey reveals lack of staff, skills, and resources driving smaller teams to outsource security. As business begins its return to normalcy however "normal" may look, CISOs at small and medium-size enterprises 500 – 10,000 employees were asked to share their cybersecurity challenges and...
Hackers Abusing BRc4 Red Team Penetration Tool in Attacks to Evade Detection
Malicious actors have been observed abusing legitimate adversary simulation software in their attacks in an attempt to stay under the radar and evade detection. Palo Alto Networks Unit 42 said a malware sample uploaded to the VirusTotal database on May 19, 2022, contained a payload associated wit...
Nim-Loader - WIP Shellcode Loader In Nim With EDR Evasion Techniques
a very rough work-in-progress adventure into learning nim by cobbling resources together to create a shellcode loader that implements common EDR/AV evasion techniques. This is a mess and is forresearch purposes only! Please don't expect it to compile and run without your own modifications...
Frostbyte - FrostByte Is A POC Project That Combines Different Defense Evasion Techniques To Build Better Redteam Payloads
FrostByte Progolue: In the past few days I've been experimenting with the AppDomain manager injection technique had a decent success with it in my previous Red Team engagements against certain EDRs. Although, this is really good for initial access vector, I wanted to release a POC which will help...
A week in security (May 30 – June 5)
Last week on Malwarebytes Labs: Intuit phish says "We have put a temporary hold on your account" The Quad commits to strengthening cybersecurity in software, supply chains Double-whammy attack follows fake Covid alert with a bogus bank call Microsoft Office zero-day "Follina"—its not a bug, its a...
Atomic-Operator - A Python Package Is Used To Execute Atomic Red Team Tests (Atomics) Across Multiple Operating System Environments
This python package is used to execute Atomic Red Team tests Atomics across multiple operating system environments. What's new? Why? atomic-operator enables security professionals to test their detection and defensive capabilities against prescribed techniques defined within atomic-red-team. By...
Introducing EDR for Linux: Remediating and isolating threats on Linux servers
We’re excited to announce our new EDR for Linux offering, which extends our advanced protection and response capabilities to Linux devices via Nebula and OneView. In this post, we show you what remediating and isolating threats on Linux servers looks like with Malwarebytes EDR for Linux. Let’s ge...
The Average SIEM Deployment Takes 6 Months. Don’t Be Average.
If you’re part of the huge growth in demand for cloud-based SIEM Security Information and Event Management, claim your copy of the new Gartner® Report: “How to Deploy a SIEM Solution Successfully.” Depending on what SIEM you choose, and how you approach the process, getting to operational and...
