1a1cf88a-96d0-46cd-a24d-1535e4a5f6e3

msrhook.sys

Description

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

UUID: 1a1cf88a-96d0-46cd-a24d-1535e4a5f6e3
Created: 2023-01-09
Author: Michael Haag
Acknowledgement: |

This download link contains the vulnerable driver!

Commands

sc.exe create msrhook.sys binPath=C:\windows\temp\msrhook.sys type=kernel &amp;&amp; sc.exe start msrhook.sys

Use Case	Privileges	Operating System
Elevate privileges	kernel	Windows 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 🔎

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Block

on hashes

Alert

on hashes

Resources

https://github.com/namazso/physmem_drivers

Known Vulnerable Samples

Property	Value
Filename	msrhook.sys
Creation Timestamp	2014-03-27 18:36:23
MD5	c49a1956a6a25ffc25ad97d6762b0989
SHA1	89909fa481ff67d7449ee90d24c167b17b0612f1
SHA256	6de84caa2ca18673e01b91af58220c60aecd5cccf269725ec3c7f226b2167492
Authentihash MD5	172df59ed493cc10ccca27239ff3b4e3
Authentihash SHA1	ccce82f52142229c88746b06b198ea5c5e058961
Authentihash SHA256	37e33b54de1bbe4cf86fa58aeec39084afb35e0cbe5f69c763ecaec1d352daa0
RichPEHeaderHash MD5	b39a70fb2c30cf4cc1682346d883041e
RichPEHeaderHash SHA1	1ac564071b1cab56609d154c9b6e7ee798c970d8
RichPEHeaderHash SHA256	7380b70b92ac4b9a4c151a1f18751b52a4523830da6d998745dbc822837162cc

Download

Certificates

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Certificate 7e93ebfb7cc64e59ea4b9a77d406fc3b

Field	Value
ToBeSigned (TBS) MD5	d0785ad36e427c92b19f6826ab1e8020
ToBeSigned (TBS) SHA1	365b7a9c21bd9373e49052c3e7b3e4646ddd4d43
ToBeSigned (TBS) SHA256	c2abb7484da91a658548de089d52436175fdb760a1387d225611dc0613a1e2ff
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

Certificate 0ecff438c8febf356e04d86a981b1a50

Field	Value
ToBeSigned (TBS) MD5	e9d38360b914c8863f6cba3ee58764d3
ToBeSigned (TBS) SHA1	4cba8eae47b6bf76f20b3504b98b8f062694a89b
ToBeSigned (TBS) SHA256	88901d86a4cc1f1bb193d08e1fb63d27452e63f83e228c657ab1a92e4ade3976
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

Certificate 15bd213c3742423afdeae3990f694e8e

Field	Value
ToBeSigned (TBS) MD5	6dfe3178bfb2c2ab04c53b9c386fd499
ToBeSigned (TBS) SHA1	c33456b439bda66ad91491edbe4694ef7e1f591d
ToBeSigned (TBS) SHA256	6e99b4f15ec47d6f0e1d95dd8d37ce84bdfbb7a985fa7e7289f0c5bd0fc84b66
Subject	C=US, ST=California, L=Cypress, O=ID TECH, OU=Digital ID Class 3 , Microsoft Software Validation v2, CN=ID TECH
ValidFrom	2013-03-19 00:00:00
ValidTo	2016-04-17 23:59:59
Signature	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
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	False
SerialNumber	15bd213c3742423afdeae3990f694e8e
Version	3

Certificate 611993e400000000001c

Field	Value
ToBeSigned (TBS) MD5	78a717e082dcc1cda3458d917e677d14
ToBeSigned (TBS) SHA1	4a872e0e51f9b304469cd1dedb496ee9b8b983a4
ToBeSigned (TBS) SHA256	317fa1d234ebc49040ebc5e8746f8997471496051b185a91bdd9dfbb23fab5f8
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

Certificate 5200e5aa2556fc1a86ed96c9d44b33c7

Field	Value
ToBeSigned (TBS) MD5	b30c31a572b0409383ed3fbe17e56e81
ToBeSigned (TBS) SHA1	4843a82ed3b1f2bfbee9671960e1940c942f688d
ToBeSigned (TBS) SHA256	03cda47a6e654ed85d932714fc09ce4874600eda29ec6628cfbaeb155cab78c9
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

Imports

Expand

ntoskrnl.exe
HAL.dll

Imported Functions

Expand

KeInitializeEvent
KeDelayExecutionThread
KeSetPriorityThread
KeInitializeSpinLock
KeAcquireSpinLockRaiseToDpc
KeReleaseSpinLock
KeQueryTimeIncrement
PsCreateSystemThread
PsTerminateSystemThread
IoAttachDeviceToDeviceStack
IofCallDriver
IofCompleteRequest
DbgPrint
IoCreateSymbolicLink
IoDeleteDevice
IoDeleteSymbolicLink
IoDetachDevice
PoCallDriver
PoStartNextPowerIrp
ObfDereferenceObject
ZwClose
ObReferenceObjectByName
__C_specific_handler
IoDriverObjectType
IoCreateDevice
RtlInitUnicodeString
KeStallExecutionProcessor

Exported Functions

Expand

Sections

Expand

.text
.rdata
.data
.pdata
INIT
.reloc

Signature

Expand

{
  "Certificates": [
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "7e93ebfb7cc64e59ea4b9a77d406fc3b",
      "Signature": "03099b8f79ef7f5930aaef68b5fae3091dbb4f82065d375fa6529f168dea1c9209446ef56deb587c30e8f9698d23730b126f47a9ae3911f82ab19bb01ac38eeb599600adce0c4db2d031a6085c2a7afce27a1d574ca86518e979406225966ec7c7376a8321088e41eaddd9573f1d7749872a16065ea6386a2212a35119837eb6",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=Symantec Corporation, CN=Symantec Time Stamping Services CA , G2",
      "TBS": {
        "MD5": "d0785ad36e427c92b19f6826ab1e8020",
        "SHA1": "365b7a9c21bd9373e49052c3e7b3e4646ddd4d43",
        "SHA256": "c2abb7484da91a658548de089d52436175fdb760a1387d225611dc0613a1e2ff",
        "SHA384": "eab4fe5ef90e0de4a6aa3a27769a5e879f588df5e4785aa4104debd1f81e19ea56d33e3a16e5facf99f68b5d8e3d287b"
      },
      "ValidFrom": "2012-12-21 00:00:00",
      "ValidTo": "2020-12-30 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "0ecff438c8febf356e04d86a981b1a50",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=Symantec Corporation, CN=Symantec Time Stamping Services Signer , G4",
      "TBS": {
        "MD5": "e9d38360b914c8863f6cba3ee58764d3",
        "SHA1": "4cba8eae47b6bf76f20b3504b98b8f062694a89b",
        "SHA256": "88901d86a4cc1f1bb193d08e1fb63d27452e63f83e228c657ab1a92e4ade3976",
        "SHA384": "e9f2a75334a9e336c5a4712eadee88d0374b0fdc273262f4e65c9040ad2793067cc076696db5279a478773485e285652"
      },
      "ValidFrom": "2012-10-18 00:00:00",
      "ValidTo": "2020-12-29 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "15bd213c3742423afdeae3990f694e8e",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, ST=California, L=Cypress, O=ID TECH, OU=Digital ID Class 3 , Microsoft Software Validation v2, CN=ID TECH",
      "TBS": {
        "MD5": "6dfe3178bfb2c2ab04c53b9c386fd499",
        "SHA1": "c33456b439bda66ad91491edbe4694ef7e1f591d",
        "SHA256": "6e99b4f15ec47d6f0e1d95dd8d37ce84bdfbb7a985fa7e7289f0c5bd0fc84b66",
        "SHA384": "7b30081b6e7ed04d1b883e137a5756cb664acc56c1db6398d1376889acf2f334319ece30941f7540f5bb00bbe324d7ba"
      },
      "ValidFrom": "2013-03-19 00:00:00",
      "ValidTo": "2016-04-17 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "611993e400000000001c",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "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",
      "TBS": {
        "MD5": "78a717e082dcc1cda3458d917e677d14",
        "SHA1": "4a872e0e51f9b304469cd1dedb496ee9b8b983a4",
        "SHA256": "317fa1d234ebc49040ebc5e8746f8997471496051b185a91bdd9dfbb23fab5f8",
        "SHA384": "b71052da4eb9157c8c1a5d7f55df19d69b9128598b72fcca608e5b7cc7d64c43c5504b9c86355a6dc22ee40c88cc385c"
      },
      "ValidFrom": "2011-02-22 19:25:17",
      "ValidTo": "2021-02-22 19:35:17",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "5200e5aa2556fc1a86ed96c9d44b33c7",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "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",
      "TBS": {
        "MD5": "b30c31a572b0409383ed3fbe17e56e81",
        "SHA1": "4843a82ed3b1f2bfbee9671960e1940c942f688d",
        "SHA256": "03cda47a6e654ed85d932714fc09ce4874600eda29ec6628cfbaeb155cab78c9",
        "SHA384": "bbda8407c4f9fc4e54d772f1c7fb9d30bc97e1f97ecd51c443063d1fa0644e266328781776cd5c44896c457c75f4d7da"
      },
      "ValidFrom": "2010-02-08 00:00:00",
      "ValidTo": "2020-02-07 23:59:59",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "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",
      "SerialNumber": "15bd213c3742423afdeae3990f694e8e",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

source

last_updated: 2024-04-09