{"Id":"cacf18a5-6d7d-4a63-92d4-bda386a3da18","Tags":["bs_rcio64.sys"],"Verified":"TRUE","Author":"Michael Haag","Created":"2023-07-22","MitreID":"T1068","CVE":[""],"Category":"vulnerable driver","Commands":{"Command":"","Description":"Confirmed vulnerable driver from Microsoft Block List","OperatingSystem":"Windows","Privileges":"kernel","Usecase":"Elevate privileges"},"Resources":["https://gist.github.com/mgraeber-rc/1bde6a2a83237f17b463d051d32e802c"],"Detection":[{"type":"","value":""}],"Acknowledgement":{"Handle":"","Person":""},"KnownVulnerableSamples":[{"Authentihash":{"MD5":"1c716a0618a98ba89c60af2dd1ccc2d2","SHA1":"4bfe9e5a5a25b7cde6c81ebe31ed4abeb5147faf","SHA256":"0381632cd236cd94fa9e64ccc958516ac50f9437f99092e231a607b1e6be6cf8"},"Company":"","Copyright":"","CreationTimestamp":"2016-05-05 22:02:57","Date":"","Description":"","ExportedFunctions":"","FileVersion":"","Filename":"","ImportedFunctions":["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"],"Imports":["ntoskrnl.exe","HAL.dll"],"InternalName":"","MD5":"e9bb5b44d73669d74dcca8dbe64cc3d8","MachineType":"AMD64","MagicHeader":"50 45 0 0","OriginalFilename":"","PDBPath":"","Product":"","ProductVersion":"","Publisher":"","RichPEHeaderHash":{"MD5":"a0352c1bef1d43930bb6f7eaf15231cb","SHA1":"eb6959c2bebf4125540fbbfec3309950047291bb","SHA256":"99e9217c3a4277803b5dcc67825090b7c4109665c2ba659a5690f524b6973120"},"SHA1":"4de33d03fee52f396a1c788000ca868d56ac30de","SHA256":"73327429c505d8c5fd690a8ec019ed4fd5a726b607cabe71509111c7bfe9fc7e","Sections":{".text":{"Entropy":6.3067682292740495,"Virtual Size":"0x1698"},".rdata":{"Entropy":4.4921743202067885,"Virtual Size":"0x270"},".data":{"Entropy":0.4546683345547283,"Virtual Size":"0x13c"},".pdata":{"Entropy":3.7743598291175378,"Virtual Size":"0x108"},"INIT":{"Entropy":5.3504886330245975,"Virtual Size":"0x550"}},"Signature":"","Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, O=Symantec Corporation, CN=Symantec Time Stamping Services CA , G2","ValidFrom":"2012-12-21 00:00:00","ValidTo":"2020-12-30 23:59:59","Signature":"03099b8f79ef7f5930aaef68b5fae3091dbb4f82065d375fa6529f168dea1c9209446ef56deb587c30e8f9698d23730b126f47a9ae3911f82ab19bb01ac38eeb599600adce0c4db2d031a6085c2a7afce27a1d574ca86518e979406225966ec7c7376a8321088e41eaddd9573f1d7749872a16065ea6386a2212a35119837eb6","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"7e93ebfb7cc64e59ea4b9a77d406fc3b","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"d0785ad36e427c92b19f6826ab1e8020","SHA1":"365b7a9c21bd9373e49052c3e7b3e4646ddd4d43","SHA256":"c2abb7484da91a658548de089d52436175fdb760a1387d225611dc0613a1e2ff","SHA384":"eab4fe5ef90e0de4a6aa3a27769a5e879f588df5e4785aa4104debd1f81e19ea56d33e3a16e5facf99f68b5d8e3d287b"}},{"Subject":"C=US, O=Symantec Corporation, CN=Symantec Time Stamping Services Signer , G4","ValidFrom":"2012-10-18 00:00:00","ValidTo":"2020-12-29 23:59:59","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"0ecff438c8febf356e04d86a981b1a50","Version":3,"CertificateType":"Intermediate","IsCodeSigning":false,"IsCA":false,"TBS":{"MD5":"e9d38360b914c8863f6cba3ee58764d3","SHA1":"4cba8eae47b6bf76f20b3504b98b8f062694a89b","SHA256":"88901d86a4cc1f1bb193d08e1fb63d27452e63f83e228c657ab1a92e4ade3976","SHA384":"e9f2a75334a9e336c5a4712eadee88d0374b0fdc273262f4e65c9040ad2793067cc076696db5279a478773485e285652"}},{"Subject":"C=TW, ST=TAIPEI HSIEN, L=HSIN TIEN, O=BIOSTAR MICROTECH INT'L CORP, OU=Digital ID Class 3 , Microsoft Software Validation v2, CN=BIOSTAR MICROTECH INT'L CORP","ValidFrom":"2013-08-26 00:00:00","ValidTo":"2016-11-24 23:59:59","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"32ba71c02f695ce02de7e6be26c4e481","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"63308081ef616eacfd255ea80348d48e","SHA1":"71101c0cb853bbae1723d1b1fe54acc512bbc1c5","SHA256":"742cc2473ca94322239868d3930b1c7dc43c47e476d96676e4e05e192646b8e7","SHA384":"c98dc933ece7503d27498db2e37e5ab9e1ca3c8ddd7ce22eea3faf9ab86361945396553fb6d2898cee4444ecea8e7bad"}},{"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","ValidFrom":"2011-02-22 19:25:17","ValidTo":"2021-02-22 19:35:17","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"611993e400000000001c","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"78a717e082dcc1cda3458d917e677d14","SHA1":"4a872e0e51f9b304469cd1dedb496ee9b8b983a4","SHA256":"317fa1d234ebc49040ebc5e8746f8997471496051b185a91bdd9dfbb23fab5f8","SHA384":"b71052da4eb9157c8c1a5d7f55df19d69b9128598b72fcca608e5b7cc7d64c43c5504b9c86355a6dc22ee40c88cc385c"}},{"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","ValidFrom":"2010-02-08 00:00:00","ValidTo":"2020-02-07 23:59:59","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"5200e5aa2556fc1a86ed96c9d44b33c7","Version":3,"CertificateType":"CA","IsCodeSigning":true,"IsCA":true,"TBS":{"MD5":"b30c31a572b0409383ed3fbe17e56e81","SHA1":"4843a82ed3b1f2bfbee9671960e1940c942f688d","SHA256":"03cda47a6e654ed85d932714fc09ce4874600eda29ec6628cfbaeb155cab78c9","SHA384":"bbda8407c4f9fc4e54d772f1c7fb9d30bc97e1f97ecd51c443063d1fa0644e266328781776cd5c44896c457c75f4d7da"}}],"Signer":[{"SerialNumber":"32ba71c02f695ce02de7e6be26c4e481","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","Version":1}]}],"Imphash":"095c0cdb9c0421da216371c1f4e8790e","LoadsDespiteHVCI":"FALSE"}]}