The Cybercrime Shift: From Opportunistic Attacks to Marketplace-Driven Ecosystem

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo speaks with Maurice Mason and Jackie Burns-Koven to explore how cybercrime has shifted into a highly organized, marketplace-driven ecosystem. They break down the growing convergence between criminal networks and nation-state actors, highlighting how shared tools, infrastructure, and cryptocurrency have blurred traditional boundaries.  The conversation dives into the rise of as-a-service cybercrime models, where access, malware, and infrastructure can be easily bought and sold, lowering barriers to entry and increasing attack volume. They also examine how blockchain intelligence is becoming a critical tool for tracking illicit activity, improving attribution, and disrupting operations.  In this episode you’ll learn:       How cybercrime has evolved into a scalable, marketplace-driven ecosystem  Why initial access brokers are lowering the barrier to entry for attackers  How proactive disruption and collaboration can reduce ransomware impact and payments  Some questions we ask:      What role does crypto intelligence play in prevention and detection?  Why are threat actors shifting to alternative cryptocurrencies?  How can defenders better protect themselves against these threats?    Resources:   View Maurice Mason on LinkedIn   View Jackie Burns-Koven on LinkedIn   View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo speaks with Cynthia Kaiser to unpack the progression of ransomware from isolated attacks into a sophisticated global criminal ecosystem. Drawing on her two decades at the FBI and current role at Halcyon, Cynthia explains how cybercrime has scaled through organized networks, improved tactics, and increasing speed, with some attacks now unfolding in under an hour.   The conversation explores how law enforcement strategies have shifted from targeting low-level actors to disrupting entire ecosystems, leading to more impactful takedowns. Cynthia also highlights the real-world consequences of ransomware, including its growing impact on critical infrastructure like hospitals and the potential for loss of life. The episode examines how AI is shaping both attacker and defender capabilities, accelerating phishing and access while also enabling stronger defensive responses.   In this episode you’ll learn:       How ransomware evolved into a global organized criminal ecosystem  Why modern ransomware attacks are faster, more scalable, and harder to stop  The real-world impact of ransomware, including risks to critical infrastructure  Some questions we ask:      How has ransomware shifted into a larger ecosystem over time?  What are companies getting wrong about cyber insurance and recovery?  Are autonomous AI-driven attacks a real threat yet?  Resources:   View Cynthia Kaiser on LinkedIn  View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo speaks with Jarrod Forgues Schlenker of the FBI’s Cyber Division about the pattern's investigators see in cyber incidents and how initiatives like Operation Winter Shield aim to close the gap between knowing what to do and actually implementing it.   They discuss the importance of foundational controls like phishing-resistant authentication, secure logging, and strong identity protection, as well as the role threat intelligence and prevention play in strengthening organizational defenses. The conversation highlights how small, practical security improvements can significantly disrupt attackers and help organizations reduce risk before an incident occurs.  In this episode you’ll learn:       How the FBI identifies recurring patterns in cyber-attacks across investigations  Why phishing-resistant authentication and MFA are critical for stopping credential theft  What Operation Winter Shield is and how it encourages organizations to move from awareness to action   Some questions we ask:      Which security control themes in the program stand out to you the most?  Why are log retention and protection so critical during investigations?  How can threat intelligence programs help organizations strengthen their defenses?    Resources:   View Jarrod Forgues Schlenker on LinkedIn View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by Greg Schlomer and Vlad H. to discuss new research on Jasper Sleet, a North Korean–aligned threat actor incorporating AI into active operations.  The conversation examines how AI is being integrated across the attack lifecycle — from highly tailored phishing lures and fabricated job applicant personas to accelerating malware development and refining operational workflows. Rather than treating AI as a novelty, Jasper Sleet is using it to increase speed, scale, and adaptability while reducing many of the friction points that once slowed campaigns.  They also explore what this shift means for defenders. As AI compresses iteration cycles and lowers barriers to entry, traditional attribution signals evolve, influence operations become more convincing, and defensive teams must tighten the loop between intelligence, detection, and response. This is less about experimentation and more about the operationalization of AI as part of modern tradecraft.  In this episode you’ll learn:       How AI is changing the speed at which cyber operations evolve  Why jailbreaking AI models is often trivial for motivated adversaries   The strategic implications of AI leveling the playing field between threat actors  Some questions we ask:      Is there resistance among experienced malware authors to adopting AI?  Are we seeing fully AI-written malware in the wild?  What stands out about Jasper Sleet’s use of AI?    Resources:   View Greg Schloemer on LinkedIn   View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks      Discover and follow other Microsoft podcasts at microsoft.com/podcasts   Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, Sherrod DeGrippo speaks with Microsoft security and AI researchers Giorgio Severi and Noam Kochavi about a newly observed trend in AI abuse: recommendation poisoning through memory manipulation.  While looking into prompt injection and reprompt-style behaviors, the team uncovered something quieter but potentially more persistent—websites embedding hidden instructions inside Summarize with AI links that attempt to influence what an AI assistant remembers and recommends over time.  Rather than focusing on immediate exploitation, this technique aims to shape long-term behavior inside AI systems. Giorgio and Noam explain how it works, why it’s spreading across industries, where legitimate marketing tactics can blur into security risk, and what defenders and users should understand about managing AI memory in an increasingly agent-driven environment.  In this episode you’ll learn:       How AI memory poisoning differs from traditional prompt injection  Why legitimate businesses are using memory manipulation tactics  What threat hunters can look for inside enterprise telemetry   Some questions we ask:      How is memory poisoning different from prompt injection?  What are the long-term risks of embedding bias into AI memory?  Could this technique be used for more harmful influence beyond marketing?    Resources:   View Giorgio Severi on LinkedIn   View Noam Kochavi on LinkedIn   View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider      The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by Microsoft security researchers Megan Stalling and Anna Seitz to examine how financially motivated threat actors are using familiar, low-complexity techniques to drive real-world impact across the financial services sector.  They examine Storm-0727, a financially motivated threat actor targeting cryptocurrency, financial services, and government entities, highlighting how simple techniques like financial-themed lures, macro-enabled documents, and credential theft allow attackers to quietly establish and maintain access. The conversation then expands to broader financial-services threat trends, including business email compromise, ransomware with data extortion, phishing-as-a-service, and why social engineering and unpatched vulnerabilities continue to succeed even in mature security environments.  In this episode you’ll learn:       How credential theft helps attackers maintain persistence  Why social engineering works even in well-secured environments  How Storm-0727 targets financial services and cryptocurrency organizations  Some questions we ask:      What happens after a victim opens a macro-enabled document used by Storm-0727?  How are phishing as a service platforms changing the threat landscape?  What major threat trends are currently shaping the financial services sector?    Resources:   View Megan Stalling on LinkedIn   View Anna Seitz on LinkedIn   View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by security researcher Crane Hassold and Digital Defense Report lead Chloe Mesdaghi for a grounded, practitioner-led discussion on where artificial intelligence actually stands today. Moving beyond hype and fear-driven narratives, the conversation examines how AI is realistically being used by threat actors, where its impact is often overstated, and why defenders currently stand to gain the most from AI-driven tooling.   The episode explores AI’s strengths in detection, triage, and workflow acceleration, the psychology and incentives that shape attacker behavior, and emerging risks such as prompt injection and AI systems becoming direct attack targets.  In this episode you’ll learn:       Where AI is genuinely being used in real-world cyber operations  Why AI systems themselves are becoming attractive targets for attackers  How AI is accelerating defensive workflows like detection engineering and threat triage   Some questions we ask:      What does AI do well right now, and where has it been overpromised?  Does AI shift the balance of power toward defenders or attackers?  Why are prompt injection and agent manipulation such serious concerns?    Resources:   View Chloé Messdaghi on LinkedIn   View Crane Hassold on LinkedIn   View Sherrod DeGrippo on LinkedIn     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

To kick off Season 3 of Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by Microsoft security researchers Anna Seitz and Jonathan Checchi.   Our guests examine two developments shaping today’s threat landscape: the cloud-native evolution of ransomware group Storm-0501 and the SesameOp backdoor’s abuse of trusted AI platforms for stealthy command-and-control. The discussion highlights how identity, hybrid-cloud pivot points, and federated authentication enable high-impact attacks without traditional malware, and why policy-compliant platform abuse is becoming harder to detect.   Sherrod, Anna, and Jonathan provide guidance for defenders around enforcing MFA, tightening conditional access and identity controls, monitoring across cloud and on-prem environments, and partnering with platform providers to disrupt emerging attacker tradecraft.  In this episode you’ll learn:       What happens when threat actors gain control of highly privileged identities  Why monitoring identity behavior is as critical as monitoring endpoints  How attacker tactics are adapting to environments that blend cloud and on-prem systems   Some questions we ask:      What does recent threat activity tell us about where the landscape is headed?  How is Storm-0501 using federated authentication in their operations?  What should security teams focus on as AI becomes more integrated into systems?  Resources:   View Anna Seitz on LinkedIn   View Sherrod DeGrippo on LinkedIn    Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by security researchers Geoff McDonald and JBO to discuss Whisper Leak, new research showing that encrypted AI traffic can still unintentionally reveal what a user is asking about through patterns in packet size and timing.   They explain how LLM token streaming enables this kind of side-channel attack, why even well-encrypted conversations can be classified for sensitive topics, and what this means for privacy, national-level surveillance risks, and secure product design. The conversation also walks through how the study was conducted, what patterns emerged across different AI models, and the steps developers should take to mitigate these risks.  In this episode you’ll learn:       Why packet sizes and timing patterns reveal more information than most users realize  How user-experience choices like showing streamed text create a larger attack surface  The difference between classic timing attacks and the new risks uncovered in Whisper Leak    Resources:   View JBO on LinkedIn  View Geoff McDonald on LinkedIn    View Sherrod DeGrippo on LinkedIn    Learn more about Whisper Leak     Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider      The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.

In this episode of the Microsoft Threat Intelligence Podcast, host⁠ ⁠⁠Sherrod DeGrippo is joined by Matt Duncan, Vice President of Security Operations and Intelligence at the North American Electric Reliability Corporation’s E-ISAC, to explore the cyber threats targeting the North American power grid. Matt breaks down why the grid remains resilient despite increasing pressure from nation-states, cybercriminals, and hacktivists, how AI is lowering the barrier of entry for attackers, and why OT systems and interconnected devices present unique risks.   He also highlights real success stories, the value of large-scale grid exercises, and how strong collaboration and a focus on foundational security practices help defenders keep power flowing safely and reliably.    In this episode you’ll learn:       How severe weather events trigger heightened cyber-readiness across utilities  What motivates hacktivist groups and how their tactics differ from other threat actors  Why outdated equipment and legacy systems remain such attractive targets  Some questions we ask:      Are you seeing more educated and capable OT-focused adversaries now?  How do you work with policymakers to help them understand these threats?  If you could eliminate one misconception about securing the grid, what would it be?    Resources:   View Matt Duncan on LinkedIn   View Sherrod DeGrippo on LinkedIn   Learn more about E-ISAC    Related Microsoft Podcasts:                    Afternoon Cyber Tea with Ann Johnson  The BlueHat Podcast  Uncovering Hidden Risks        Discover and follow other Microsoft podcasts at microsoft.com/podcasts     Get the latest threat intelligence insights and guidance at Microsoft Security Insider    The Microsoft Threat Intelligence Podcast is produced by Microsoft, Hangar Studios and distributed as part of N2K media network.