a66d0413-cc82-4f1e-bcf1-0dcf9d79f6c0

BS_HWMIO64_W10.sys :inline

Description

BS_HWMIO64_W10.sys is a vulnerable driver and more information will be added as found.

  • UUID: a66d0413-cc82-4f1e-bcf1-0dcf9d79f6c0
  • Created: 2023-01-09
  • Author: Michael Haag
  • Acknowledgement: |

DownloadBlock

This download link contains the vulnerable driver!

Commands

sc.exe create BS_HWMIO64_W10.sys binPath=C:\windows\temp\BS_HWMIO64_W10.sys     type=kernel && sc.exe start BS_HWMIO64_W10.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 🔎

Expand

Block

on hashes

Alert

on hashes

Resources


  • https://github.com/eclypsium/Screwed-Drivers/blob/master/DRIVERS.md

    • Known Vulnerable Samples

    PropertyValue
    FilenameBS_HWMIO64_W10.sys
    Creation Timestamp2018-06-22 01:44:19
    MD5d2588631d8aae2a3e54410eaf54f0679
    SHA1cb3de54667548a5c9abf5d8fa47db4097fcee9f1
    SHA2561d0397c263d51e9fc95bcc8baf98d1a853e1c0401cd0e27c7bf5da3fba1c93a8
    Authentihash MD588704eaf268ad2d72eb099de209873c6
    Authentihash SHA12d8499e9b45d7ae198cab59c7435bc83cd4162a0
    Authentihash SHA256c3fa4872fd2c286904a0cf37a392ef89fb6ba2a84fc9e1b66c70e0cb5ae28efa
    RichPEHeaderHash MD5fa3d25060a1ec2f8199a8bba2d045991
    RichPEHeaderHash SHA1ad2b349c74d3ed46f9becdf406543a042bc9aa42
    RichPEHeaderHash SHA256248bdbea478bce55d40dfffeec5d164dd8018c12791b03ef33306faa402a261c
    CompanyBIOSTAR Group
    DescriptionI/O Interface driver file
    ProductBIOSTAR I/O driver
    OriginalFilenameBS_HWMIO64_W10.sys

    Download

    Certificates

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    Certificate 330000001f9800c911029569be00000000001f
    FieldValue
    ToBeSigned (TBS) MD5adc809facabcdfc353d4e5d9f8956845
    ToBeSigned (TBS) SHA1ec1181c8eafabeee4ba13edd8f260a880474b665
    ToBeSigned (TBS) SHA256cca1b4b3969e9dc0065cfa36ee48648341771a5af94db2d51320d6352c16c85b
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher
    ValidFrom2017-10-05 17:44:16
    ValidTo2018-10-05 17:44:16
    Signature5d029dd2c0ca0f997555ec89434d33899bd9a1ed711df775386647a579200c20df265adea863cc62d7e52425677abd190bf3717a12cd237961cdb74793930af7d63c57e4b868dbe09b8f03604a5a2e2b7fda4f9210aca193758f848d353f68f5913887c6e286a88519db9258401e939a2b541ea2b970460afa999f9fd26ba5b7c109d1088a3c2d42873691ff2ccb482289205190d0349c1f5b559f5f84e2bfa45e0152111d2c54ccd7d6212c50b5de6f0add83776bc70b319a108076fde4973d281e0f020f33dd8f7d57501216c6499d40dd8ac64566a564fee1abf5d3667d3b9bc9c904dfba7c0ca42b0d8267b16e8fe257f11c45f2fbe2d9bba0f688d12c4ffb563b68fc1e8be829f600829c49fdac4f757ea24e774d000ef3caa359f1a34ef54c77a3c0c11fc3a5849efd089b301356ff4c88a811abfdadeac18a64f61ea2d79146c18c0d3f066abc0b0fa9e803a8a3e99a960be0c4b40a7a36a7d2880ff89a17f7db91181f67dd134ae7751ac0bcdf047c262834fe3ad8ca28e2f74c3ad7f370b6f184fb58001f1b12c1aa214117f3b253162d2a29a5096d6620324c63c5e32a3cf7384664a09a978dbbebe0b6e34d1aaa1b959e620b0e37750322453dcd172537bd90717c9c9508ad1f3b9281091562c62a2a3004b89d35ee7cb6ea1927b32ffac4bdeaa1b596c5a136e0dd4498fbd3c3a6f17c4ee2668ab03229a4a013
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityFalse
    SerialNumber330000001f9800c911029569be00000000001f
    Version3
    Certificate 330000000d690d5d7893d076df00000000000d
    FieldValue
    ToBeSigned (TBS) MD583f69422963f11c3c340b81712eef319
    ToBeSigned (TBS) SHA10c5e5f24590b53bc291e28583acb78e5adc95601
    ToBeSigned (TBS) SHA256d8be9e4d9074088ef818bc6f6fb64955e90378b2754155126feebbbd969cf0ae
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014
    ValidFrom2014-10-15 20:31:27
    ValidTo2029-10-15 20:41:27
    Signature96b5c33b31f27b6ba11f59dd742c3764b1bca093f9f33347e9f95df21d89f4579ee33f10a3595018053b142941b6a70e5b81a2ccbd8442c1c4bed184c2c4bd0c8c47bcbd8886fb5a0896ae2c2fdfbf9366a32b20ca848a6945273f732332936a23e9fffdd918edceffbd6b41738d579cf8b46d499805e6a335a9f07e6e86c06ba8086725afc0998cdba7064d4093188ba959e69914b912178144ac57c3ae8eae947bcb3b8edd7ab4715bba2bc3c7d085234b371277a54a2f7f1ab763b94459ed9230cce47c099212111f52f51e0291a4d7d7e58f8047ff189b7fd19c0671dcf376197790d52a0fbc6c12c4c50c2066f50e2f5093d8cafb7fe556ed09d8a753b1c72a6978dcf05fe74b20b6af63b5e1b15c804e9c7aa91d4df72846782106954d32dd6042e4b61ac4f24636de357302c1b5e55fb92b59457a9243d7c4e963dd368f76c728caa8441be8321a66cde5485c4a0a602b469206609698dcd933d721777f886dac4772daa2466eab64682bd24e98fb35cc7fec3f136d11e5db77edc1c37e1f6a4a14f8b4a721c671866770cdd819a35d1fa09b9a7cc55d4d728e74077fa74d00fcdd682412772a557527cda92c1d8e7c19ee692c9f7425338208db38cc7cc74f6c3a6bc237117872fe55596460333e2edfc42de72cd7fb0a82256fb8d70c84a5e1c4746e2a95329ea0fecdb4188fd33bad32b2b19ab86d0543fbff0d0f
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityTrue
    SerialNumber330000000d690d5d7893d076df00000000000d
    Version3

    Imports

    Expand
    • ntoskrnl.exe
    • HAL.dll

    Imported Functions

    Expand
    • KeInitializeSemaphore
    • IoCreateSymbolicLink
    • IoCreateDevice
    • KeSetEvent
    • MmUnmapIoSpace
    • KeDelayExecutionThread
    • PsCreateSystemThread
    • IoStartNextPacket
    • PsTerminateSystemThread
    • ExEventObjectType
    • MmMapIoSpace
    • IoDeleteDevice
    • ObReferenceObjectByHandle
    • KeWaitForSingleObject
    • KeReleaseSemaphore
    • ObfDereferenceObject
    • IoReleaseCancelSpinLock
    • IoAcquireCancelSpinLock
    • IoStartPacket
    • IofCompleteRequest
    • KeRemoveEntryDeviceQueue
    • KeBugCheckEx
    • RtlInitUnicodeString
    • ZwClose
    • IoDeleteSymbolicLink
    • HalSetBusDataByOffset
    • HalGetBusDataByOffset

    Exported Functions

    Expand

    Sections

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

    Signature

    Expand
    {
  "Certificates": [
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "330000001f9800c911029569be00000000001f",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.11",
      "Subject": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher",
      "TBS": {
        "MD5": "adc809facabcdfc353d4e5d9f8956845",
        "SHA1": "ec1181c8eafabeee4ba13edd8f260a880474b665",
        "SHA256": "cca1b4b3969e9dc0065cfa36ee48648341771a5af94db2d51320d6352c16c85b",
        "SHA384": "a2dfd2d0ad5b27d66da28e972c313ebc2395004638dc6344fafd26d79735359f7562d273b7dbacf6ab294a913a20cd0b"
      },
      "ValidFrom": "2017-10-05 17:44:16",
      "ValidTo": "2018-10-05 17:44:16",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "330000000d690d5d7893d076df00000000000d",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.11",
      "Subject": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014",
      "TBS": {
        "MD5": "83f69422963f11c3c340b81712eef319",
        "SHA1": "0c5e5f24590b53bc291e28583acb78e5adc95601",
        "SHA256": "d8be9e4d9074088ef818bc6f6fb64955e90378b2754155126feebbbd969cf0ae",
        "SHA384": "260ad59ba706420f68ba212931153bd89f760c464b21be55fba9d014fff322407859d4ebfb78ea9a3330f60dc9821a63"
      },
      "ValidFrom": "2014-10-15 20:31:27",
      "ValidTo": "2029-10-15 20:41:27",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "Issuer": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014",
      "SerialNumber": "330000001f9800c911029569be00000000001f",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

    source

    last_updated: 2024-09-26