Tim Schulz

May 2, 2022

Adaptive Emulation (Part 2): Execution Methods

This is part 2 of our adversary emulation lead, Tim Schulz's series on adaptive emulation.

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July 26, 2021

Adaptive Adversary Emulation (Part 1): Execution Details

Back in 2019 at the inaugural SANS Purple Team Summit I gave a talk titled “Adaptive Adversary Emulation with MITRE ATT&CK®”. In the talk I go over how small changes to adversary emulation plans can provide significant results and allow a deliberate approach to generating iterative tests.

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July 8, 2021

Threat Thursday - Exfiltration Over Web Service: Exfiltration to Cloud Storage

This #ThreatThursday is all about leveraging cloud storage to exfiltrate data. We also cover a tool that leaves credentials unsecured on the file system. In particular, we are going to look at how threat actors leverage cloud services like MEGA and use open source tools like rclone to exfiltrate data.

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May 24, 2021

Introducing the Purple Team Maturity Model

Today we are proposing a preliminary answer to that question, which initially started out as Advanced Purple Teaming and evolved into something even larger in scope (sidenote: Advanced Purple Teaming is coming). Our answer is what we are calling the Purple Maturity Model.

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May 14, 2021

Why assume breach?

Are you wondering why you and your organization should assume breach? SCYTHE’s Adversary Emulation Lead Tim Schulz answers this frequently asked question, and covers scenarios in which using an assumed breach model can help focus on strengthening detection capabilities.

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May 26, 2022

Threat Emulation: Industroyer2 Operation

Welcome to the May 2022 SCYTHE #ThreatThursday! This month we are featuring the recent Industroyer2 operation observed in Ukraine with a new campaign. Per the reporting from ESET, the Sandworm threat actor group was most likely responsible for deploying the Industroyer2 malware.

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May 20, 2022

Version 3.7 of the SCYTHE Platform Released - Demo Video

Now you can easily collaborate with Blue Teams to strengthen cyber defenses. Be more effective and efficient with a centralized dashboard and enhancements to user experience.

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May 17, 2022

F5 Big-IP appliances vulnerability - Follow-up

Last week, SCYTHE released emulation plans detailing post-exploitation activity by threat actors targeting F5 Big-IP appliances (CVE-2022-1388). To add to the fun, SCYTHE’s own Brandon Radosevich created a module to test for the F5 Big-IP vulnerability. SCYTHE normally focuses exclusively on post-exploitation and vulnerability scanning really isn’t our thing. This is the second time SCYTHE has built vulnerability scanning modules (the other being log4j).

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