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VMRay Malware Analysis Report Recap – January 2018

Welcome to the VMRay Malware Analysis Report Recap. Every month our Research Team provides a recap of the malware analysis reports posted to the VMRay Twitter account. This past January, our team analyzed a variant of BigEyes/Lime ransomware, GandCrab ransomware and Lotus Blossom malspam. Click the links below to jump

Malware Analysis

VMRay Malware Analysis Report Recap – December ’17

Welcome to the VMRay Malware Analysis Report Recap. Every month our Research Team provides a recap of the malware analysis reports posted to the VMRay Twitter account. This past December, our team analyzed a variant of Globeimposter ransomware, a Windows Script File (WSF) that downloads a payload to set-up a

Malware Analysis

VMRay Malware Analysis Report Recap – November ’17

Welcome to the VMRay Malware Analysis Report Recap. Every month our Research Team provides a recap of the malware analysis reports posted to the VMRay Twitter account. This past November, our team analyzed a malicious Javascript file, the Ordinypt wiper, and a variant of the XZZX Cryptomix ransomware. Click the

Malware Analysis

DDE Ransomware in a Macro-less Word Document

Malware Family: Vortex SHA256 Hash Value: bd61559c7dcae0edef672ea922ea5cf15496d18cc8c1cbebee9533295c2d2ea9 View the Full VMRay Analyzer Report Macros in Microsoft Office have been used extensively by malware authors as a mechanism to download and execute a malicious payload on a system. Defensive measures introduced by Microsoft such as disabling macros by default have not

Malware Analysis

Petya/NotPetya/ExPetr Cyber Attack is More Wiper Than Ransomware

Malware Family: (Not)Petya Hash Value SHA256: 027cc450ef5f8c5f653329641ec1fed 91f694e0d229928963b30f6b0d7d3a745 View the Full Petya Analysis Report According to Microsoft, the Petya (also referred to as NotPetya/ExPetr) Ransomware attack started its initial infection through a compromise at the Ukrainian company M.E.Doc, a developer of tax accounting software. We took a closer look and

Malware Analysis

Jaff Ransomware Hiding in a PDF document

The challenge for a malware author today has more to do with creativity than a deep technical understanding. There are plenty of good trojan building tools out there to make the job easier. But once the author has a finished creation, the big challenge is how to get the finished

Malware Analysis

Wanna Decryptor Worm Spreads Over MS17-010 Vulnerability

About one month ago, the Shadow Brokers hacker group published a set of NSA hacking tools, that included zero-day exploits. One of these exploits is known as the ETERNALBLUE Server Message Block Protocol (SMB) vulnerability (MS17-010). It was only a matter of time before the inevitable happened. A malware author

Malware Analysis

Anti-Sandboxing Techniques in Cerber Ransomware Can’t Detect VMRay Analyzer

A new variant of Cerber ransomware is in the wild and has built-in anti-sandbox tools to detect hooking-based sandbox environments, as explained in this article by Cyphort. The limitations of a hooking-based approach, where a driver is injected into the target environment and ‘hooks’ API calls, allow the malware to

Malware Analysis

Undetected JScript Dropper Installs Sage Ransomware

A popular method to distribute malware (especially ransomware) is to send a JScript file (*.js) by E-Mail or prompt a user surfing the web to execute a file. The goal of this type of attack is to bypass filtering systems that warn users trying to open attachments with certain file

Malware Analysis

Spora Ransomware Dropper Uses HTA to Infect System

This past week, a new Ransomware variant called Spora was spotted in the wild. Currently, Spora only targets Russian-speaking users. What’s interesting about this Ransomware is that its payment site is so well designed, one could think they are running a legitimate business. The dropper for Spora is basically an

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