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Ryan Villarreal

About Ryan Villarreal

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What the Fuzz? American Fuzzy Lop

What the Fuzz? American Fuzzy Lop

Ryan Villarreal / August 25, 2020

Using online resources to learn about writing fuzzing harnesses for the AFL fuzzer.…

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Tags: AFLFuzzingExploitDevBunny
ROP Emporium - 0x03 (Callme)

ROP Emporium - 0x03 (Callme)

Ryan Villarreal / May 22, 2020

Mini-Blog series working the challenges on the ROP Emporium website. Challenge 0x03 - Callme…

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Tags: RopemporiumExploitDevPwntoolsBinary NinjaBinaryNinjaROP
ROP Emporium - 0x02 (Split)

ROP Emporium - 0x02 (Split)

Ryan Villarreal / May 15, 2020

Mini-Blog series working the challenges on the ROP Emporium website.…

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Tags: RopemporiumExploitDevPwntoolsBinaryNinjaBinary NinjaPython
ROP Emporium - 0x01 (ret2win)

ROP Emporium - 0x01 (ret2win)

Ryan Villarreal / May 08, 2020

Mini-Blog series working the challenges on the ROP Emporium website.…

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Tags: ExploitDevROPRopemporiumPwntools
Calling Functions Directly with GDB

Calling Functions Directly with GDB

Ryan Villarreal / May 01, 2020

In this short blog post we will be covering how to call functions directly from GDB.…

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Tags: DebuggerGDBCTFC Programming
Windows Deep Dive 101 - Rings

Windows Deep Dive 101 - Rings

Ryan Villarreal / April 24, 2020

Part 1 of a series doing a deep dive into Windows internals. Following along with the book Windows Internals Part 1.…

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Tags: windowsDeep DiveKernelUser modeDevice Drivers
Actually Using Covenant C2 and Not Just Installing It!

Actually Using Covenant C2 and Not Just Installing It!

Ryan Villarreal / February 19, 2020

This is a blog post on how to use Covenant C2 and not just install it. How to interact with Grunts, Tasks, and Listeners.…

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Pwntools For Maximum Pwnage

Pwntools For Maximum Pwnage

Ryan Villarreal / January 23, 2020

Learning Pwntools by working the entry challenge ret2win Ropemporium CTF website.…

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Tags: ExploitDevPythonPwntoolsRopemporiumROPAssemblyBinaryELF
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About bestestredteam

Two cybersecurity professionals trying to get better at all things security.

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Latest Posts

  • BooFuzz: Spooky HTTP Fuzzing
    October 28, 2020
  • What the Fuzz? American Fuzzy Lop
    August 25, 2020
  • ROP Emporium - 0x03 (Callme)
    May 22, 2020

Authors

  • Ryan Villarreal
  • Ryan Smith
  • Bestest RedTeam

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