{"Id":"1e69f91e-4ec5-4c6a-b4a4-2279808b6545","Tags":["gibepext.sys"],"Verified":"TRUE","Author":"Michael Haag","Created":"2026-04-17","MitreID":"T1068","Category":"vulnerable driver","Commands":{"Command":"sc.exe create gibepext binPath=C:\\windows\\temp\\gibepext.sys type=kernel && sc.exe start gibepext","Description":"gibepext.sys is a vulnerable kernel driver from the KeServiceDescriptorTable/vulnerable-drivers repository. The driver exposes dangerous kernel primitives to usermode.","Usecase":"Elevate privileges","Privileges":"kernel","OperatingSystem":"Windows 10"},"Resources":["https://github.com/magicsword-io/LOLDrivers/issues/325","https://github.com/KeServiceDescriptorTable/vulnerable-drivers"],"Detection":[],"Acknowledgement":{"Person":"","Handle":"@rainbowdynamix, @DbgPrint"},"KnownVulnerableSamples":[{"Filename":"gibepext.sys","MD5":"98b2adeb673ec8dfd390af389c32513f","SHA1":"0e6f6c0ff3b3146e7c82615869327d0a8d29fab4","SHA256":"912ee11b2ea9d30519f56735e8a4720101bcacd077c6634cf32eb228b2d96e13","Signature":"","Date":"","Publisher":"","Company":"Group-IB LTD.","Description":"Group-IB THF Huntpoint","Product":"Group-IB THF Huntpoint","ProductVersion":"1.2.37.0","FileVersion":"1.2.37.0","MachineType":"AMD64","OriginalFilename":"gibepext.sys","Authentihash":{"MD5":"827ddc66b64293dc87140d228f892258","SHA1":"06207fcb4c90d84877410e334b2fe77fa151d5ea","SHA256":"59dca87987273c41d84a4da4c67dc05ba1d560c683bd4d9405e003fb81db6a9b"},"RichPEHeaderHash":{"MD5":"8b470376b1d70f44fae33e7ab02ce66a","SHA1":"efa11dcdde7cadec804491f1bec2a1f552895fbc","SHA256":"befc2a8d9e6e21065f5024d4ea18d71cdafb155612cceddcbc74206252901c76"},"Sections":{".text":{"Entropy":6.317300547959131,"Virtual Size":"0xe2d5"},".rdata":{"Entropy":5.467124079269117,"Virtual Size":"0x3b94"},".data":{"Entropy":1.9003988677821568,"Virtual Size":"0x33a8"},".pdata":{"Entropy":5.04100355672306,"Virtual Size":"0xdec"},"PAGE":{"Entropy":6.250901036325802,"Virtual Size":"0x1987"},"INIT":{"Entropy":5.407115686970399,"Virtual Size":"0x1276"},".rsrc":{"Entropy":3.296260574012106,"Virtual Size":"0x378"},".reloc":{"Entropy":4.525815071276596,"Virtual Size":"0x80"}},"MagicHeader":"50 45 0 0","CreationTimestamp":"2022-10-28 03:44:40","InternalName":"gibepext.sys","Copyright":"Copyright (c) 2019 Group-IB LTD.","Imports":["ntoskrnl.exe","FLTMGR.SYS","ksecdd.sys"],"ExportedFunctions":"","ImportedFunctions":["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"],"Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher","ValidFrom":"2022-03-10 19:58:05","ValidTo":"2023-03-08 19:58:05","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":false,"SerialNumber":"33000000dc341a520fbbcf3d8c0000000000dc","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"a3320406647f4541c4f8e731342ced04","SHA1":"73f33ada4ceacbc289cffac339cdb36a01773a23","SHA256":"4e21391a41bf00d507b1ec6ea2a71fe57c28b022ec0c504b19f9e608c6b2acb5","SHA384":"e7f40fafff666298c5154ba64cdd1060454547233fb1d8a7982d4927d46e6e4038a40e581f33963401d6553f3ab97499"}},{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012","ValidFrom":"2012-04-18 23:48:38","ValidTo":"2027-04-18 23:58:38","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":true,"SerialNumber":"610baac1000000000009","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"a569061297e8e824767dbc3184a69bea","SHA1":"adbb26a587a8f44b4fccaecb306f980d1c55a150","SHA256":"cec1afd0e310c55c1dcc601ab8e172917706aa32fb5eaf826813547fdf02dd46","SHA384":"e947cac936803f5683196e4ff1b259096073395d0b908522ddce90d57597c9f7b57f7ddcdbe021ba863d843c340da8ba"}}],"Signer":[{"SerialNumber":"33000000dc341a520fbbcf3d8c0000000000dc","Issuer":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012","Version":1}]}],"LoadsDespiteHVCI":"TRUE","Imphash":"253b4102bf3b989b207f0c458f8a3abe"}]}