f93e88c2-d0e8-4347-869f-efa568955e9d

WYProxy64.sys

We were not able to verify the hash of this driver successfully, it has not been confirmed.

Description

WYProxy64.sys is a vulnerable driver and more information will be added as found.

  • UUID: f93e88c2-d0e8-4347-869f-efa568955e9d
  • Created: 2023-01-09
  • Author: Michael Haag

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Commands

sc.exe create WYProxy64.sys binPath=C:\windows\temp\WYProxy64.sys type=kernel && sc.exe start WYProxy64.sys
Use CasePrivilegesOperating System
Elevate privilegeskernelWindows 10

Detections

YARA 🏹

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Exact Match

with header and size limitation

Threat Hunting

without header and size limitation

Renamed

for renamed driver files

Sigma 🛡️

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Names

detects loading using name only

Hashes

detects loading using hashes only

Sysmon 🔎

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Block

on hashes

Alert

on hashes

Resources


  • https://learn.microsoft.com/en-us/windows/security/threat-protection/windows-defender-application-control/microsoft-recommended-driver-block-rules

    • Known Vulnerable Samples

    PropertyValue
    FilenameWYProxy64.sys
    Creation Timestamp
    MD5
    SHA1
    SHA256
    Authentihash MD5
    Authentihash SHA1dc38cc55b84a1a7c0846fb5509b43b4ff97a9be6
    Authentihash SHA256fafa1bb36f0ac34b762a10e9f327dcab2152a6d0b16a19697362d49a31e7f566

    Imports

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    Imported Functions

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    Exported Functions

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    Sections

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    Signature

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    PropertyValue
    FilenameWYProxy32.sys
    Creation Timestamp
    MD5
    SHA1
    SHA256
    Authentihash MD5
    Authentihash SHA122c5e127e7e7c567d8624607a6f8f5809deacb55
    Authentihash SHA256de6bf572d39e2611773e7a01f0388f84fb25da6cba2f1f8b9b36ffba467de6fa

    Imports

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    Imported Functions

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    Exported Functions

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    Sections

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    Signature

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    source

    last_updated: 2026-05-04