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Jim Walter

Jim Walter is a Senior Threat Researcher at SentinelOne focusing on evolving trends, actors, and tactics within the thriving ecosystem of cybercrime and crimeware. He specializes in the discovery and analysis of emerging cybercrime "services" and evolving communication channels leveraged by mid-level criminal organizations. Jim joined SentinelOne following ~4 years at a security start-up, also focused on malware research and organized crime. Previously, he spent over 17 years at McAfee/Intel running their Threat Intelligence and Advanced Threat Research teams.
New Snake Ransomware Adds Itself To The Increasing Collection Of Golang Crimeware
labs
Crimeware

New Snake Ransomware Adds Itself to the Increasing Collection of Golang Crimeware

Jim Walter / January 23, 2020

The ransomware crime spree continues with threat actors increasingly turning to Golang as their language of choice. New entrant Snake is just the latest.

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Evil Markets | Selling Access To Breached MSPs To Low-Level Criminals

For CISO/CIO | 8 minute read
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The Good, the Bad and the Ugly in Cybersecurity – Week 52

The Good, the Bad and the Ugly | 4 minute read
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RaaS: What are Cryptonite, Recoil and Ghostly Locker?

For CISO/CIO | 8 minute read
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MedusaLocker Ransomware: Encryption, Costs, and Protection

From the Front Lines | 6 minute read
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The Good, the Bad and the Ugly in Cybersecurity – Week 47

The Good, the Bad and the Ugly | 4 minute read
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Build Your Own Ransomware (Project Root) | Behind Enemy Lines Part 2

From the Front Lines | 6 minute read
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The Good, the Bad and the Ugly in Cybersecurity – Week 45

The Good, the Bad and the Ugly | 4 minute read
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The Good, the Bad and the Ugly in Cybersecurity – Week 40

The Good, the Bad and the Ugly | 4 minute read
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Trickbot Update  Brief Analysis Of A Recent Trickbot Payload 1
labs
Crimeware

Trickbot Update: Brief Analysis of a Recent Trickbot Payload

Jim Walter / September 23, 2019

In many ways, Trickbot parallels the evolution of contemporary threats (such as #Emotet) via its modular and expandable architecture. We took it for a test

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SentinelLabs

In the era of interconnectivity, when markets, geographies, and jurisdictions merge in the melting pot of the digital domain, the perils of the threat ecosystem become unparalleled. Crimeware families achieve an unparalleled level of technical sophistication, APT groups are competing in fully-fledged cyber warfare, while once decentralized and scattered threat actors are forming adamant alliances of operating as elite corporate espionage teams.

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