b98bc8f5-5dde-417f-a25c-41d95b867d75

Khwmon.sys :inline

Description

Khwmon.sys is a vulnerable kernel driver from the KeServiceDescriptorTable/vulnerable-drivers repository. The driver exposes dangerous kernel primitives to usermode.

  • UUID: b98bc8f5-5dde-417f-a25c-41d95b867d75
  • Created: 2026-04-17
  • Author: Michael Haag
  • Acknowledgement: | [@rainbowdynamix, @DbgPrint](https://twitter.com/@rainbowdynamix, @DbgPrint)

Download

This download link contains the vulnerable driver!

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Commands

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

Detections

YARA 🏹

Expand

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 🔎

Expand

Block

on hashes

Alert

on hashes

Resources


  • https://github.com/magicsword-io/LOLDrivers/issues/325
  • https://github.com/KeServiceDescriptorTable/vulnerable-drivers

    • Known Vulnerable Samples

    PropertyValue
    FilenameKhwmon.sys
    Creation Timestamp2013-06-14 00:04:54
    MD5005e49b1f201461f067b093ef0d8d500
    SHA1096b79450e308600400194cf8ec365be3d673332
    SHA256103ce48e8491684f383d9851e4710cbb5c739b5c7f332f2d11b88babc2c217b5
    Authentihash MD558f0c2d067f79f42026a1df76f335977
    Authentihash SHA138ae6ac5db741a828bb1ba70fcf3287bc9f84ceb
    Authentihash SHA25602d4eb48d6e2ecdf94d58b580dde17e899c161d3cf42aed4d4fb4ad7a2d9255a
    RichPEHeaderHash MD56a2d5c1737e65a3f119ab43644953c1c
    RichPEHeaderHash SHA1d1779efd9f6254e1534b95f90b3a5eb75101bc17
    RichPEHeaderHash SHA25672f9fd0101316e0336274da0046786b7604a5434ebd26dc105d4ed532cf14e30
    ProductKhwmon
    OriginalFilenameKhwmon.sys

    Download

    Certificates

    Expand
    Certificate 478a8efb59e1d83f0ce142d2a28707be
    FieldValue
    ToBeSigned (TBS) MD5f13ede9179075999ef7f856ec31e364b
    ToBeSigned (TBS) SHA12f09867166e6107e17808317f5c8d4ee157f45bc
    ToBeSigned (TBS) SHA256089a2c4c6ac7432020acdb65c33bf39130da6f37c002ba79128bd4c94e4fa101
    SubjectC=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO Time Stamping Signer
    ValidFrom2010-05-10 00:00:00
    ValidTo2015-05-10 23:59:59
    Signaturec8fb63f80b75752c3af1f213a72db6a31a9cad0107d3348e77e0c26eae025d484fa4d221b636fd2a35437c6bdf80870b15f0763200b4ceb567a42f2f201b9c549e833f1f5f149562820f2241221f70b3f3f742de6c51cd4bf821ac9b3b8cb1e5e6288fce2a8af9aa524d8c5b77ba4d5a58dbbb6a04cc521e9de228370ebbe70e91c7f8dbf18198ebcd37b30eab65d362ec3aa576eb13a83593c92e0a01ecc0e8cc3d7eb6ebe2c1ecd3149282668750dcfd5097acb34a767306c486113ab35f4304526feab3d074364ccaf11b7984377063ad74b9aa0ef398b08608ebdbe01f8c10f239649bae4f0a2c928a4f18b591e58d1a935f1faef1a6f02e97d0d2f62b3c
    SignatureAlgorithmOID1.2.840.113549.1.1.5
    IsCertificateAuthorityFalse
    SerialNumber478a8efb59e1d83f0ce142d2a28707be
    Version3
    Certificate 611993e400000000001c
    FieldValue
    ToBeSigned (TBS) MD578a717e082dcc1cda3458d917e677d14
    ToBeSigned (TBS) SHA14a872e0e51f9b304469cd1dedb496ee9b8b983a4
    ToBeSigned (TBS) SHA256317fa1d234ebc49040ebc5e8746f8997471496051b185a91bdd9dfbb23fab5f8
    SubjectC=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=(c) 2006 VeriSign, Inc. , For authorized use only, CN=VeriSign Class 3 Public Primary Certification Authority , G5
    ValidFrom2011-02-22 19:25:17
    ValidTo2021-02-22 19:35:17
    Signature812a82168c34672be503eb347b8ca2a3508af45586f11e8c8eae7dee0319ce72951848ad6211fd20fd3f4706015ae2e06f8c152c4e3c6a506c0b36a3cf7a0d9c42bc5cf819d560e369e6e22341678c6883762b8f93a32ab57fbe59fba9c9b2268fcaa2f3821b983e919527978661ee5b5d076bcd86a8e26580a8e215e2b2be23056aba0cf347934daca48c077939c061123a050d89a3ec9f578984fbecca7c47661491d8b60f195de6b84aacbc47c8714396e63220a5dc7786fd3ce38b71db7b9b03fcb71d3264eb1652a043a3fa2ead59924e7cc7f233424838513a7c38c71b242228401e1a461f17db18f7f027356cb863d9cdb9645d2ba55eefc629b4f2c7f821cc04ba57fd01b6abc667f9e7d3997ff4f522fa72f5fdff3a1c423aa1f98018a5ee8d1cd4669e4501feaaeefffb178f30f7f1cd29c59decb5d549003d85b8cbbb933a276a49c030ae66c9f723283276f9a48356c848ce5a96aaa0cc0cc47fb48e97af6de35427c39f86c0d6e473089705dbd054625e0348c2d59f7fa7668cd09db04fd4d3985f4b7ac97fb22952d01280c70f54b61e67cdc6a06c110384d34875e72afeb03b6e0a3aa66b769905a3f177686133144706fc537f52bd92145c4a246a678caf8d90aad0f679211b93267cc3ce1ebd883892ae45c6196a4950b305f8ae59378a6a250394b1598150e8ba8380b72335f476b9671d5918ad208d94
    SignatureAlgorithmOID1.2.840.113549.1.1.5
    IsCertificateAuthorityTrue
    SerialNumber611993e400000000001c
    Version3
    Certificate 29acfd970eb3515ac8d300245a1225e3
    FieldValue
    ToBeSigned (TBS) MD5742a93ada926afd858a43fe115e203d4
    ToBeSigned (TBS) SHA13802f4c3724132cea4e8eaca22c352b8f46190b9
    ToBeSigned (TBS) SHA256cb710d065c0831c5e57796210e2281a02f63a513e8ae88fbccfbe423a7803ffa
    SubjectC=CN, ST=jiangxi, L=shangrao, O=上饶市云网科技有限公司, OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=IT Dept., CN=上饶市云网科技有限公司
    ValidFrom2012-12-05 00:00:00
    ValidTo2013-12-05 23:59:59
    Signature3ccee500cfa1c5562e51d2c2bca598744a140476bab77525e61970c938b25b95eaacf9789e195b96aa55a43b73086204e7e283b57247515856ec86692c3adbd64d068669fe5c1012a0ecdcdce353db5638542dbb4655207a73858a875ed1bf33c196852686e1495bc89beebdd98d828ae34637c4d6620c3a948e736e83950ba5c256ed517119a38e0f29363ea4c68f803b39a34460a6a9759e3a91bc39c0945b0e8bd064fa97fbd2abb1af704e1b894d7dd1e668980d7029461432277277b0e5f45a21f3364a50349916b1823bcd8b82f6d5be1efb902fa31ffae1b8d8aa479e2313deff0e170bf8468895bbe26d18946853c65e8dc18731ca4f76036728ebd1
    SignatureAlgorithmOID1.2.840.113549.1.1.5
    IsCertificateAuthorityFalse
    SerialNumber29acfd970eb3515ac8d300245a1225e3
    Version3
    Certificate 5200e5aa2556fc1a86ed96c9d44b33c7
    FieldValue
    ToBeSigned (TBS) MD5b30c31a572b0409383ed3fbe17e56e81
    ToBeSigned (TBS) SHA14843a82ed3b1f2bfbee9671960e1940c942f688d
    ToBeSigned (TBS) SHA25603cda47a6e654ed85d932714fc09ce4874600eda29ec6628cfbaeb155cab78c9
    SubjectC=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)10, CN=VeriSign Class 3 Code Signing 2010 CA
    ValidFrom2010-02-08 00:00:00
    ValidTo2020-02-07 23:59:59
    Signature5622e634a4c461cb48b901ad56a8640fd98c91c4bbcc0ce5ad7aa0227fdf47384a2d6cd17f711a7cec70a9b1f04fe40f0c53fa155efe749849248581261c911447b04c638cbba134d4c645e80d85267303d0a98c646ddc7192e645056015595139fc58146bfed4a4ed796b080c4172e737220609be23e93f449a1ee9619dccb1905cfc3dd28dac423d6536d4b43d40288f9b10cf2326cc4b20cb901f5d8c4c34ca3cd8e537d66fa520bd34eb26d9ae0de7c59af7a1b42191336f86e858bb257c740e58fe751b633fce317c9b8f1b969ec55376845b9cad91faaced93ba5dc82153c2825363af120d5087111b3d5452968a2c9c3d921a089a052ec793a54891d3
    SignatureAlgorithmOID1.2.840.113549.1.1.5
    IsCertificateAuthorityTrue
    SerialNumber5200e5aa2556fc1a86ed96c9d44b33c7
    Version3

    Imports

    Expand
    • ntoskrnl.exe
    • HAL.dll

    Imported Functions

    Expand
    • MmUnmapIoSpace
    • MmMapIoSpace
    • IoDeleteSymbolicLink
    • IoDeleteDevice
    • MmGetSystemRoutineAddress
    • IoCreateSymbolicLink
    • IoCreateDevice
    • KeBugCheckEx
    • RtlInitUnicodeString
    • IofCompleteRequest
    • KeQueryActiveProcessors
    • __C_specific_handler
    • HalSetBusDataByOffset
    • HalGetBusDataByOffset

    Exported Functions

    Expand

    Sections

    Expand
    • .text
    • .rdata
    • .data
    • .pdata
    • INIT
    • .rsrc

    Signature

    Expand
    {
  "Certificates": [
    {
      "CertificateType": "Intermediate",
      "IsCA": false,
      "IsCertificateAuthority": false,
      "IsCodeSigning": false,
      "SerialNumber": "478a8efb59e1d83f0ce142d2a28707be",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO Time Stamping Signer",
      "TBS": {
        "MD5": "f13ede9179075999ef7f856ec31e364b",
        "SHA1": "2f09867166e6107e17808317f5c8d4ee157f45bc",
        "SHA256": "089a2c4c6ac7432020acdb65c33bf39130da6f37c002ba79128bd4c94e4fa101",
        "SHA384": "67be6d358f4ecd0726163603a404db9d78c340951d43fd608482cd89a2de7f9566f0ce45f8222f420003157cb266b939"
      },
      "ValidFrom": "2010-05-10 00:00:00",
      "ValidTo": "2015-05-10 23:59:59",
      "Version": 3
    },
    {
      "CertificateType": "CA",
      "IsCA": true,
      "IsCertificateAuthority": true,
      "IsCodeSigning": false,
      "SerialNumber": "611993e400000000001c",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=(c) 2006 VeriSign, Inc. , For authorized use only, CN=VeriSign Class 3 Public Primary Certification Authority , G5",
      "TBS": {
        "MD5": "78a717e082dcc1cda3458d917e677d14",
        "SHA1": "4a872e0e51f9b304469cd1dedb496ee9b8b983a4",
        "SHA256": "317fa1d234ebc49040ebc5e8746f8997471496051b185a91bdd9dfbb23fab5f8",
        "SHA384": "b71052da4eb9157c8c1a5d7f55df19d69b9128598b72fcca608e5b7cc7d64c43c5504b9c86355a6dc22ee40c88cc385c"
      },
      "ValidFrom": "2011-02-22 19:25:17",
      "ValidTo": "2021-02-22 19:35:17",
      "Version": 3
    },
    {
      "CertificateType": "Leaf (Code Signing)",
      "IsCA": false,
      "IsCertificateAuthority": false,
      "IsCodeSigning": true,
      "SerialNumber": "29acfd970eb3515ac8d300245a1225e3",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=CN, ST=jiangxi, L=shangrao, O=\u4e0a\u9976\u5e02\u4e91\u7f51\u79d1\u6280\u6709\u9650\u516c\u53f8, OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=IT Dept., CN=\u4e0a\u9976\u5e02\u4e91\u7f51\u79d1\u6280\u6709\u9650\u516c\u53f8",
      "TBS": {
        "MD5": "742a93ada926afd858a43fe115e203d4",
        "SHA1": "3802f4c3724132cea4e8eaca22c352b8f46190b9",
        "SHA256": "cb710d065c0831c5e57796210e2281a02f63a513e8ae88fbccfbe423a7803ffa",
        "SHA384": "dd539fa512847aa1da138bb6f930bc25b644baea80b2c057b1d9e40181acab43a56bb685f79d8ceef83c556744c058b7"
      },
      "ValidFrom": "2012-12-05 00:00:00",
      "ValidTo": "2013-12-05 23:59:59",
      "Version": 3
    },
    {
      "CertificateType": "CA",
      "IsCA": true,
      "IsCertificateAuthority": true,
      "IsCodeSigning": true,
      "SerialNumber": "5200e5aa2556fc1a86ed96c9d44b33c7",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)10, CN=VeriSign Class 3 Code Signing 2010 CA",
      "TBS": {
        "MD5": "b30c31a572b0409383ed3fbe17e56e81",
        "SHA1": "4843a82ed3b1f2bfbee9671960e1940c942f688d",
        "SHA256": "03cda47a6e654ed85d932714fc09ce4874600eda29ec6628cfbaeb155cab78c9",
        "SHA384": "bbda8407c4f9fc4e54d772f1c7fb9d30bc97e1f97ecd51c443063d1fa0644e266328781776cd5c44896c457c75f4d7da"
      },
      "ValidFrom": "2010-02-08 00:00:00",
      "ValidTo": "2020-02-07 23:59:59",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "Issuer": "C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)10, CN=VeriSign Class 3 Code Signing 2010 CA",
      "SerialNumber": "29acfd970eb3515ac8d300245a1225e3",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

    source

    last_updated: 2026-04-20