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ModSecurity version 3: Fuzzing as part of the QA

The stability of any given project is often tracked by its maturity, which is generally measured by how old the code is. Even though this may be true a lot of the time, here at Trustwave SpiderLabs we wanted to...

Minimalist Alina PoS Variant Starts Using SSL

More than four years ago, we published a series of blogs discussing in-depth analysis of Alina Point of Sale (PoS) malware. And for the past four years, it is interesting to see how different iterations of Alina POS malware keep...

Microsoft Patch Tuesday, June 2017

For the June 2017 Patch Tuesday Microsoft is releasing 97 CVEs, nearly double the number of vulnerabilities patched in May. The release includes patches for 19 CVEs rated "Critical", 76 rated "Important" and one vulnerability each rated "Moderate" and "Low"....

Necurs Recurs

The Necurs botnet, which was responsible for millions of malicious spam messages last year, has recently been extremely active again. For the past three weeks it has spammed emails with a malicious PDF attachment that drops a word document with...

URSNIF is Back Riding a New Wave of Spam

The infamous data-stealing URSNIF malware has done it again and it's here to collect more keystrokes, login credentials, browsing activities, and other user activities. It continues to undress and dress itself differently, time and time again. Earlier this year, we...

TheShadowBrokers Babytalk Translation

TheShadowBrokers have just released a blog post (written in a child-like style to mock the lack of understanding of what they're doing) explaining their position and some of the recent events following the release of 'goodies' from TheEquationGroup. There are...

WannaCry: We Want to Cry

Contributors: Phil Hay, Rodel Mendrez, Gerald Carsula, Nicholas Ramos, Homer Pacag For the last few days the WannaCry ransomware event created mayhem, where organizations worldwide were hit with ransomware that spread quickly primarily via a self-propagating worm mechanism. It exploited...

The WannaCry Ransomware Campaign

By now you have likely heard about the WannaCry (aka WannaCrypt) ransomware campaign that has taken the world by storm. The campaign has affected organizations and end users in at least 99 countries, shutting down hospitals in the UK and...

Airachnid: Web Cache Deception Burp Extender

Introduction Cross-Site Request Forgery (CSRF) attacks are well established and understood, having been in the OWASP top ten for ten years. For those of you not so familiar with this vulnerability, it takes place when a user can be coerced...

Microsoft Patch Tuesday, May 2017

Microsoft is releasing 56 CVEs for the May 2017 Patch Tuesday today. This includes 15 CVEs rated "Critical", 40 rated "Important" and one rated "Moderate". Across them all these vulnerabilities there are security updates for the following software and services:...

Multiple Vulnerabilities in Avast Antivirus

Last year I decided to do some security research on an antivirus product. Avast seemed a good target since it is among most popular AV products used by home users and, as an added bonus, there is a bug bounty...

Microsoft Patch Tuesday, April 2017

April Patch Tuesday is here and, like the change of the seasons, this release comes with changes in how Microsoft presents these updates. Gone are the days of the Security Bulletins and instead Microsoft is taking a more CVE focused...