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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.
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February 2024 Cybercrime Update | Commercial Spyware, AI-Driven APTs & Flawed RMMs

From the Front Lines | 6 minute read
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Kryptina RaaS | From Underground Commodity to Open Source Threat

Cloud, From the Front Lines | 9 minute read
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January 2024 Cybercrime Update | Exploitation of Known CVEs, Crypto Drainers & Ransomware Updates

From the Front Lines | 9 minute read
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The Rise of Drainer-as-a-Service | Understanding DaaS

From the Front Lines | 6 minute read
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Unseen Threats in Software Development | The Perils of Trojanized NPM Packages

For CISO/CIO | 7 minute read
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December 2023 Cybercrime Update | Extortion Trends, Identity-Focused Attacks & Counter-Operations

From the Front Lines | 9 minute read
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Mallox Resurrected | Ransomware Attacks Exploiting MS-SQL Continue to Burden Enterprises

From the Front Lines | 7 minute read
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Iran-Backed Cyber Av3ngers Escalates Campaigns Against U.S. Critical Infrastructure

From the Front Lines | 6 minute read
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Leveraging the Law, Exposing Incriminating Data and Other New Tactics in Cyber Extortion

From the Front Lines | 7 minute read
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Nov 2023 Cybercrime Update | LLMs, Ransomware and Destructive Wipers Proliferate in Recent Attacks

From the Front Lines | 6 minute read
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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.

Recent Posts

  • FreeDrain Unmasked | Uncovering an Industrial-Scale Crypto Theft Network
    FreeDrain Unmasked | Uncovering an Industrial-Scale Crypto Theft Network
    May 8, 2025
  • Top Tier Target | What It Takes to Defend a Cybersecurity Company from Today’s Adversaries
    Top Tier Target | What It Takes to Defend a Cybersecurity Company from Today’s Adversaries
    April 28, 2025
  • AkiraBot | AI-Powered Bot Bypasses CAPTCHAs, Spams Websites At Scale
    AkiraBot | AI-Powered Bot Bypasses CAPTCHAs, Spams Websites At Scale
    April 9, 2025

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