{"Id":"424a387e-735e-49d1-99de-f067dcf1c3e9","Tags":["TSDRVX64.sys"],"Verified":"TRUE","Author":"Northwave Cyber Security","Created":"2024-09-11","MitreID":"T1068","Category":"vulnerable driver","Commands":{"Command":"sc.exe create TSDRVX64 binPath=C:\\windows\\temp\\TSDRVX64.sys type=kernel && sc.exe start TSDRVX64","Description":"Northwave Cyber Security identified TSDRVX64 as a local privilege-escalation vulnerability with a CVSSv3 score of 8.8. Successful exploitation provides kernel-level impact and may enable an attacker to disable security controls or tamper with the operating system.","Usecase":"Elevate privileges","Privileges":"kernel","OperatingSystem":"Windows 10"},"Resources":["https://github.com/elastic/protections-artifacts/blob/main/yara/rules/Windows_VulnDriver_Tsdrvx64.yar","https://github.com/fluffycats31/vulnerable-drivers"],"Detection":[],"Acknowledgement":{"Person":"Northwave Cyber Security, fluffycats31","Handle":"@fluffycats31"},"KnownVulnerableSamples":[{"Filename":"TSDRVX64.sys","MD5":"0412e9fd6ff7d41f599e878b22b8a9b7","SHA1":"fce89640ba51d0e53aea0540d6a18aca0cb8e3a3","SHA256":"9bf84b41789b3d5d5622732b5c4f5630da189ede2098b0ce166fcae331178377","Signature":"","Date":"","Publisher":"","Company":"ToolHouse Entwicklungs-KG","Description":"Toolstar Driver for 64 Bit Windows versions","Product":"Toolstar Driver for 64 Bit Windows versions","ProductVersion":"1, 1, 5","FileVersion":"1, 1, 5","MachineType":"AMD64","OriginalFilename":"TSDRVX64.SYS","Imphash":"c730a86e18ca21521b50355afd4c7cf7","Authentihash":{"MD5":"e6336afeb4d186c8e69350f56aaab04d","SHA1":"22a4dc4c8c6a47603d119d1749a7e31b8282c175","SHA256":"f4f0357629e12ff599ad2f0179ac0f4eaec35044b7498037c2d91282dff9e592"},"RichPEHeaderHash":{"MD5":"5c05cd3f81a9e4e5081a47fa2f30ce7a","SHA1":"0cac07e3edf1501dae10e4ae869c3099a296d4f7","SHA256":"b40bc79a445b8c85127c3db9b76afba2d6ee02c4870bad7e294252c07b72d9c9"},"Sections":{".text":{"Entropy":5.890679750337047,"Virtual Size":"0xbea"},".rdata":{"Entropy":4.270138404945345,"Virtual Size":"0x194"},".data":{"Entropy":1.0235100443105243,"Virtual Size":"0x210"},".pdata":{"Entropy":3.109748894103083,"Virtual Size":"0x54"},"INIT":{"Entropy":5.074342719355472,"Virtual Size":"0x24a"},".rsrc":{"Entropy":3.3826226454947084,"Virtual Size":"0x4c8"},".reloc":{"Entropy":2.0913565460852825,"Virtual Size":"0x5c"}},"MagicHeader":"50 45 0 0","CreationTimestamp":"2022-11-09 03:24:03","InternalName":"TSDRVX64.SYS","Copyright":"Copyright (c) 2017 ToolHouse Entwicklungs-KG","Imports":["ntoskrnl.exe"],"ExportedFunctions":"","ImportedFunctions":["IoDeleteSymbolicLink","RtlInitUnicodeString","IoDeleteDevice","KeInitializeDpc","MmUnmapIoSpace","MmMapIoSpace","KeInsertQueueDpc","ZwClose","IofCompleteRequest","IoCreateSymbolicLink","IoCreateDevice","IoDisconnectInterrupt","KeBugCheckEx","__C_specific_handler"],"Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher","ValidFrom":"2022-06-07 18:08:06","ValidTo":"2023-06-01 18:08:06","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":false,"SerialNumber":"3300000057ee4d659a923e7c10000000000057","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"fdc11a5676aed4e9cc0c09eeb7450dfb","SHA1":"4902077d9a05d4231b791d3b05bafa4a79132f03","SHA256":"5db56c23d83bf67c7152e28ad4a684a7372b4ae4f52afe7a81ce91eef94caec3","SHA384":"c952d7f0e0ea5216ce4400601fb7c0829f0f3fcd6eb2b5b9112fbe45d133e00c4abd660f8e1794f7ac4ef95123e2c0ab"}},{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014","ValidFrom":"2014-10-15 20:31:27","ValidTo":"2029-10-15 20:41:27","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":true,"SerialNumber":"330000000d690d5d7893d076df00000000000d","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"83f69422963f11c3c340b81712eef319","SHA1":"0c5e5f24590b53bc291e28583acb78e5adc95601","SHA256":"d8be9e4d9074088ef818bc6f6fb64955e90378b2754155126feebbbd969cf0ae","SHA384":"260ad59ba706420f68ba212931153bd89f760c464b21be55fba9d014fff322407859d4ebfb78ea9a3330f60dc9821a63"}}],"Signer":[{"SerialNumber":"3300000057ee4d659a923e7c10000000000057","Issuer":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014","Version":1}]}],"LoadsDespiteHVCI":"FALSE"},{"Filename":"TSDRVX64.SYS","MD5":"099b9428dd0f854dad836d18e2091e5f","SHA1":"486d9b1b20e1507f14db964f7957200c2d79c75c","SHA256":"15ffa1952b4018e4c07a5caf53d650a792b4872fa806deb8e22ccce69e6def6e","LoadsDespiteHVCI":"FALSE","Imphash":"c730a86e18ca21521b50355afd4c7cf7","Authentihash":{"MD5":"82c05189948173044cc7a635989a20a1","SHA1":"d89013770222fdabaa40b90d1c30ecb2c163c648","SHA256":"cd6153fdb448c7914a172053ad9e33819501145bf7c10f5c572152bee99a5896"},"RichPEHeaderHash":{"MD5":"5c05cd3f81a9e4e5081a47fa2f30ce7a","SHA1":"0cac07e3edf1501dae10e4ae869c3099a296d4f7","SHA256":"b40bc79a445b8c85127c3db9b76afba2d6ee02c4870bad7e294252c07b72d9c9"},"Sections":{".text":{"Entropy":5.863575707346949,"Virtual Size":"0xc2a"},".rdata":{"Entropy":4.097993788620093,"Virtual Size":"0x184"},".data":{"Entropy":1.0235100443105243,"Virtual Size":"0x210"},".pdata":{"Entropy":3.22929465576935,"Virtual Size":"0x54"},"INIT":{"Entropy":5.074342719355472,"Virtual Size":"0x24a"},".rsrc":{"Entropy":3.3941847927092534,"Virtual Size":"0x4d0"},".reloc":{"Entropy":2.0913565460852825,"Virtual Size":"0x5c"}},"MagicHeader":"50 45 0 0","CreationTimestamp":"2023-01-25 08:27:07","Description":"Toolstar Driver for 64 Bit Windows versions","Company":"ToolHouse Entwicklungs-KG","InternalName":"TSDRVX64.SYS","OriginalFilename":"TSDRVX64.SYS","FileVersion":"1, 1, 6","Product":"Toolstar Driver for 64 Bit Windows versions","ProductVersion":"1, 1, 6","Copyright":"Copyright (c) 2017-2023 ToolHouse Entwicklungs-KG","MachineType":"AMD64","Imports":["ntoskrnl.exe"],"ExportedFunctions":"","ImportedFunctions":["IoDeleteSymbolicLink","RtlInitUnicodeString","IoDeleteDevice","KeInitializeDpc","MmUnmapIoSpace","MmMapIoSpace","KeInsertQueueDpc","ZwClose","IofCompleteRequest","IoCreateSymbolicLink","IoCreateDevice","IoDisconnectInterrupt","KeBugCheckEx","__C_specific_handler"],"Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher","ValidFrom":"2022-06-07 18:08:05","ValidTo":"2023-06-01 18:08:05","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":false,"SerialNumber":"330000005635887ede1882ef76000000000056","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"b2247e5539fb97f429f20b17b38c4bcb","SHA1":"a3b745afc365e9ddf6abdb2f52f76f1714c0461c","SHA256":"e0c84b42e07e8f56ed8dcd2103e98cd43816cf2e05a27b8ff09fdccccfbcffaa","SHA384":"70e84fe31ec8f61d70755ec61ba53db7741610d7348247c97796147dcaa77a55bc3887cedf16eb0a2f32867670d007c1"}},{"Subject":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014","ValidFrom":"2014-10-15 20:31:27","ValidTo":"2029-10-15 20:41:27","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.11","IsCertificateAuthority":true,"SerialNumber":"330000000d690d5d7893d076df00000000000d","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"83f69422963f11c3c340b81712eef319","SHA1":"0c5e5f24590b53bc291e28583acb78e5adc95601","SHA256":"d8be9e4d9074088ef818bc6f6fb64955e90378b2754155126feebbbd969cf0ae","SHA384":"260ad59ba706420f68ba212931153bd89f760c464b21be55fba9d014fff322407859d4ebfb78ea9a3330f60dc9821a63"}}],"Signer":[{"SerialNumber":"330000005635887ede1882ef76000000000056","Issuer":"C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2014","Version":1}]}]}]}