1e69f91e-4ec5-4c6a-b4a4-2279808b6545

gibepext.sys :inline :inline

Description

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

  • UUID: 1e69f91e-4ec5-4c6a-b4a4-2279808b6545
  • 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 gibepext binPath=C:\windows\temp\gibepext.sys type=kernel && sc.exe start gibepext
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 🛡️

Expand

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
    Filenamegibepext.sys
    Creation Timestamp2022-10-28 03:44:40
    MD598b2adeb673ec8dfd390af389c32513f
    SHA10e6f6c0ff3b3146e7c82615869327d0a8d29fab4
    SHA256912ee11b2ea9d30519f56735e8a4720101bcacd077c6634cf32eb228b2d96e13
    Authentihash MD5827ddc66b64293dc87140d228f892258
    Authentihash SHA106207fcb4c90d84877410e334b2fe77fa151d5ea
    Authentihash SHA25659dca87987273c41d84a4da4c67dc05ba1d560c683bd4d9405e003fb81db6a9b
    RichPEHeaderHash MD58b470376b1d70f44fae33e7ab02ce66a
    RichPEHeaderHash SHA1efa11dcdde7cadec804491f1bec2a1f552895fbc
    RichPEHeaderHash SHA256befc2a8d9e6e21065f5024d4ea18d71cdafb155612cceddcbc74206252901c76
    CompanyGroup-IB LTD.
    DescriptionGroup-IB THF Huntpoint
    ProductGroup-IB THF Huntpoint
    OriginalFilenamegibepext.sys

    Download

    Certificates

    Expand
    Certificate 33000000dc341a520fbbcf3d8c0000000000dc
    FieldValue
    ToBeSigned (TBS) MD5a3320406647f4541c4f8e731342ced04
    ToBeSigned (TBS) SHA173f33ada4ceacbc289cffac339cdb36a01773a23
    ToBeSigned (TBS) SHA2564e21391a41bf00d507b1ec6ea2a71fe57c28b022ec0c504b19f9e608c6b2acb5
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher
    ValidFrom2022-03-10 19:58:05
    ValidTo2023-03-08 19:58:05
    Signature61b21fe5891421228f4bf81ef5a09005d450860e55d2013253f0c9240631c08e1643156b71e60bf9c78b9b116227cece4cf769c69e06b306614cecfb421e11b46f3074bff1e8a57925aa145c7b18b812899908db232437f0f44d4861544a96ee3e40b02935659e281c2ffc5cb04e92eb6db56bd35a919227430ee72019c2d2f0deb3f8d0b66b213367d42311bbd559b20ece3a2f8966c6b76ebfc8452fb4ab79d5c4734cb35d639838a73d65626d0a9bb512eeba084ece0f8deb229cfb98d43bcdec5575792f7af71698c4618db5b2723d39ffee829b00a96b14f74edd560449b040a7611f7e1b16d9d3763501bec9c483a73e63f191d26b2902d879c0612040
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityFalse
    SerialNumber33000000dc341a520fbbcf3d8c0000000000dc
    Version3
    Certificate 610baac1000000000009
    FieldValue
    ToBeSigned (TBS) MD5a569061297e8e824767dbc3184a69bea
    ToBeSigned (TBS) SHA1adbb26a587a8f44b4fccaecb306f980d1c55a150
    ToBeSigned (TBS) SHA256cec1afd0e310c55c1dcc601ab8e172917706aa32fb5eaf826813547fdf02dd46
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012
    ValidFrom2012-04-18 23:48:38
    ValidTo2027-04-18 23:58:38
    Signature5a8a67daccd5fd0d264177bf0a4678b4b3de12692b7723c2652f015fd203f461ba509d2e8c3972f36c3e6ab11e766decb7f382dcccbbc56970287366173f54ebee011648c446d91b80ae813a8d0f796d68b09eea2d3f39d3ca387ebd5e7c086e19dcc6c2f438336861e2524783e1000156d2bacb878205310a418b4ee77f5f5fed5fd3392d45eba213bffd1ec298417161165fc80a70257c59693124e471e70abb0417f79f721ec9d2bb1abe3d02fe090cb243b4591a99539396215fe0d6b72601429536ac27fdbef48577683d18bdf4be98882211865216f345ec0397107087a37043713cdbc98603170cf5735bc67de15c64edd7c548d7ed32e2d1aad3cfa7f6574e61f977eb67f288b3de00da038fd08a34373e1dd862b8d2b1f3e12f8b723b81967c6ffcec667672601b24f2a0896d5b6d002eef28dd868705c2b4b9e5be64c22af24a155c98e2c42785ff52e3627e0fb2020bd766c70ab2d33d200414503259830a7d9bed5a38120152ba2f5e20728e4af1fde771028c3be107bec973f4dd47d8b4efb4a4b330b9893e76cab90098567eabea8ab8a5d038ab6977130b142fe9aa411ff7babd3a2b348aee0aab63e663f788248e200d2b3b9de3c24952ac9f1f0e393b5dd46e506ae67d523aaa7c3315290d265e0158a74ea93d7a846f743f609fe4324f3600af6d71d33ea646655f8174f1fec171da4ca0415a82ddf11f
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityTrue
    SerialNumber610baac1000000000009
    Version3

    Imports

    Expand
    • ntoskrnl.exe
    • FLTMGR.SYS
    • ksecdd.sys

    Imported Functions

    Expand
    • ExDeleteResourceLite
    • wcsnlen
    • RtlCompareUnicodeString
    • KeInitializeCrashDumpHeader
    • KeWaitForSingleObject
    • ExFreePoolWithTag
    • PsCreateSystemThread
    • IoCreateFile
    • ObReferenceObjectByHandle
    • ObfDereferenceObject
    • ZwCreateFile
    • ZwQueryInformationFile
    • ZwReadFile
    • ZwWriteFile
    • ZwClose
    • ZwOpenSection
    • ZwMapViewOfSection
    • ZwUnmapViewOfSection
    • RtlPrefixUnicodeString
    • MmGetPhysicalMemoryRanges
    • MmIsAddressValid
    • ZwOpenProcess
    • IoQueryFileDosDeviceName
    • ObOpenObjectByPointer
    • ZwFsControlFile
    • ZwDuplicateObject
    • sprintf_s
    • ObGetObjectType
    • ZwQuerySystemInformation
    • KeCapturePersistentThreadState
    • DbgPrintEx
    • IoDeleteDevice
    • KeBugCheckEx
    • MmGetSystemRoutineAddress
    • ExAcquireResourceExclusiveLite
    • IoCreateDevice
    • ZwSetSecurityObject
    • IoDeviceObjectType
    • _snwprintf
    • RtlLengthSecurityDescriptor
    • SeCaptureSecurityDescriptor
    • RtlCreateSecurityDescriptor
    • RtlSetDaclSecurityDescriptor
    • RtlAbsoluteToSelfRelativeSD
    • IoIsWdmVersionAvailable
    • SeExports
    • wcschr
    • _wcsnicmp
    • ExAllocatePoolWithTag
    • RtlLengthSid
    • RtlAddAccessAllowedAce
    • RtlGetSaclSecurityDescriptor
    • RtlGetDaclSecurityDescriptor
    • RtlGetGroupSecurityDescriptor
    • RtlGetOwnerSecurityDescriptor
    • ZwOpenKey
    • ZwCreateKey
    • ZwQueryValueKey
    • ZwSetValueKey
    • RtlFreeUnicodeString
    • ExQueryDepthSList
    • ExpInterlockedPopEntrySList
    • ExpInterlockedPushEntrySList
    • RtlEqualUnicodeString
    • RtlCopyUnicodeString
    • RtlAppendUnicodeStringToString
    • RtlUnicodeToUTF8N
    • ExInitializeResourceLite
    • RtlGetVersion
    • KeInitializeEvent
    • KeReadStateEvent
    • KeSetEvent
    • KeDelayExecutionThread
    • ObfReferenceObject
    • ZwOpenKeyEx
    • ObQueryNameString
    • FsRtlGetFileSize
    • ZwQueryDirectoryFile
    • _vsnprintf
    • _vsnwprintf
    • KeLeaveCriticalRegion
    • KeEnterCriticalRegion
    • __C_specific_handler
    • PsDereferencePrimaryToken
    • PsReferencePrimaryToken
    • SeTokenIsAdmin
    • MmGetPhysicalAddress
    • IoGetCurrentProcess
    • IoDeleteSymbolicLink
    • IoCreateSymbolicLink
    • IofCompleteRequest
    • MmUnmapIoSpace
    • MmMapIoSpace
    • ZwQueryInformationThread
    • IoFileObjectType
    • PsThreadType
    • KeInitializeDpc
    • KeFlushQueuedDpcs
    • KeInitializeTimerEx
    • KeCancelTimer
    • KeSetTimerEx
    • ExInitializeNPagedLookasideList
    • ExDeleteNPagedLookasideList
    • ExInitializePagedLookasideList
    • ExDeletePagedLookasideList
    • ExAcquireSpinLockExclusive
    • ExReleaseSpinLockExclusive
    • InitializeSListHead
    • ExpInterlockedFlushSList
    • MmMapLockedPagesSpecifyCache
    • PsGetProcessId
    • PsGetThreadProcess
    • ZwWaitForSingleObject
    • KeQueryActiveProcessorCountEx
    • KeInitializeApc
    • KeInsertQueueApc
    • ExGetPreviousMode
    • KeWaitForMultipleObjects
    • KeAcquireSpinLockRaiseToDpc
    • KeReleaseSpinLock
    • ExReleaseResourceLite
    • strrchr
    • strstr
    • PsGetCurrentProcessId
    • PsGetCurrentThreadId
    • KeSetSystemGroupAffinityThread
    • strncmp
    • KeQueryActiveProcessorCount
    • KeQueryActiveProcessors
    • KeSetSystemAffinityThread
    • DbgPrint
    • RtlTimeToTimeFields
    • RtlInitUnicodeString
    • FltDeletePushLock
    • FltReleasePushLock
    • FltAcquirePushLockShared
    • FltAcquirePushLockExclusive
    • FltParseFileName
    • FltInitializePushLock
    • BCryptGenRandom

    Exported Functions

    Expand

    Sections

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

    Signature

    Expand
    {
  "Certificates": [
    {
      "CertificateType": "Leaf (Code Signing)",
      "IsCA": false,
      "IsCertificateAuthority": false,
      "IsCodeSigning": true,
      "SerialNumber": "33000000dc341a520fbbcf3d8c0000000000dc",
      "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": "a3320406647f4541c4f8e731342ced04",
        "SHA1": "73f33ada4ceacbc289cffac339cdb36a01773a23",
        "SHA256": "4e21391a41bf00d507b1ec6ea2a71fe57c28b022ec0c504b19f9e608c6b2acb5",
        "SHA384": "e7f40fafff666298c5154ba64cdd1060454547233fb1d8a7982d4927d46e6e4038a40e581f33963401d6553f3ab97499"
      },
      "ValidFrom": "2022-03-10 19:58:05",
      "ValidTo": "2023-03-08 19:58:05",
      "Version": 3
    },
    {
      "CertificateType": "CA",
      "IsCA": true,
      "IsCertificateAuthority": true,
      "IsCodeSigning": false,
      "SerialNumber": "610baac1000000000009",
      "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 2012",
      "TBS": {
        "MD5": "a569061297e8e824767dbc3184a69bea",
        "SHA1": "adbb26a587a8f44b4fccaecb306f980d1c55a150",
        "SHA256": "cec1afd0e310c55c1dcc601ab8e172917706aa32fb5eaf826813547fdf02dd46",
        "SHA384": "e947cac936803f5683196e4ff1b259096073395d0b908522ddce90d57597c9f7b57f7ddcdbe021ba863d843c340da8ba"
      },
      "ValidFrom": "2012-04-18 23:48:38",
      "ValidTo": "2027-04-18 23:58:38",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "Issuer": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012",
      "SerialNumber": "33000000dc341a520fbbcf3d8c0000000000dc",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

    source

    last_updated: 2026-04-20