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Incident Response

Articles

Threat Update 46 – Ransomware Early Warning: Data Discovery

Breaking News: The REvil ransomware gang launched an attack over the U.S. long holiday weekend. Varonis presented a webinar on the attack and you can check out this detailed breakdown...

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Threat Update 45 – Ransomware Early Warning: AD Attacks

Once ransomware gangs establish a foothold in an organization, the next move is often to compromise additional accounts and escalate their privileges — which puts Active Directory squarely in their...

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April 2021 Malware Trends Report

This report is a monthly round-up from the Varonis Forensics Team documenting activity observed while responding to incidents, performing forensics, and reverse engineering malware samples. This report is intended to...

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Threat Update 39 – Let Me Google That PII On You

Cloud collaboration tools like Google Drive are ubiquitous, but in our work from anywhere world, IT and security often face challenges understanding how and where personal accounts intermingle with corporate...

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Threat Update 36 – A Supply Chain Attack By Any Other Name

The SolarWinds supply chain attack was seen as a wake-up call for many in business, IT, and security. Both attackers & defenders took notice of the attack’s effectiveness, and created...

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Threat Update 33 – S3 Security Suggestions & Cyber Insurance Targets

Question: What does S3 security, and cyber insurance have in common? Answer: We discuss them in the video today! That was a bit of a trick question, but two very...

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Return of the Darkside: Analysis of a Large-Scale Data Theft Campaign

Our team has recently led several high-profile investigations of attacks attributed to an up-and-coming cybercrime group, Darkside. These highly targeted campaigns were conducted in several phases over weeks or months,...

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Threat Update 29 – Exchange Vulnerability Detection Tips & Tools

Many organizations are still dealing with the mass exploitation of on-prem Exchange servers from four Zero-Day vulnerabilities. Teams are struggling to identify and patch all of their affected servers, and...

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Threat Update 26 – Living with Supply Chain Attacks

For years, security professionals have warned that you have to assume you’re breached, but the Solarwinds supply chain attack really brought this into focus for many organizations. Unfortunately, this is...

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February 2021 Malware Trends Report

This report is a monthly round-up from the Varonis Forensics Team documenting activity observed while responding to incidents, performing forensics, and reverse engineering malware samples. This report is intended to...

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