2ada18ae-2c52-49b6-b1a0-cf3b267f6dc7

sfdrvx32.sys

Description

sfdrvx32.sys is a vulnerable driver and more information will be added as found.

UUID: 2ada18ae-2c52-49b6-b1a0-cf3b267f6dc7
Created: 2023-05-06
Author: Nasreddine Bencherchali
Acknowledgement: |

This download link contains the vulnerable driver!

Commands

sc.exe create sfdrvx32.sys binPath=C:\windows\temp\sfdrvx32.sys type=kernel &amp;&amp; sc.exe start sfdrvx32.sys

Use Case	Privileges	Operating System
Elevate privileges	kernel	Windows 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

Internal Research

Known Vulnerable Samples

Property	Value
Filename	sfdrvx32.sys
Creation Timestamp	2010-12-18 04:03:50
MD5	9f70cd5edcc4efc48ae21e04fb03be9d
SHA1	42bb38b0b93d83b62fe2604b154ada9314c98df7
SHA256	ad23d77a38655acb71216824e363df8ac41a48a1a0080f35a0d23aa14b54460b
Authentihash MD5	b67247d2d35a3ff9c8ba26d4eeb0d40f
Authentihash SHA1	e838b0bb0ebbe76e5f53ba6e508b71c7f077f3af
Authentihash SHA256	f9fead3227d5cf7daf8c5312db672bc7a684e2216b2f48ff2fcd14493bc9c254
RichPEHeaderHash MD5	eb1de85a826ce3014afc6f1b75fbbb5e
RichPEHeaderHash SHA1	e7acb271725bfd3b9c46cc271eebfb22ff72db95
RichPEHeaderHash SHA256	242af8aec339dbf89a98c94c5a7854bac50697c1a5d8416462a22f508720d68d
Company	Almico Software
Description	Speed Fan x32 Driver
Product	Speed Fan
OriginalFilename	sfdrvx32.sys

Download

Certificates

Expand

Certificate 3825d7faf861af9ef490e726b5d65ad5

Field	Value
ToBeSigned (TBS) MD5	d6c7684e9aaa508cf268335f83afe040
ToBeSigned (TBS) SHA1	18066d20ad92409c567cdfde745279ff71c75226
ToBeSigned (TBS) SHA256	a612fb22ce8be6dab75e47c98508f98496583e79c9c97b936a8caee9ea9f3fff
Subject	C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services Signer , G2
ValidFrom	2007-06-15 00:00:00
ValidTo	2012-06-14 23:59:59
Signature	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
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	False
SerialNumber	3825d7faf861af9ef490e726b5d65ad5
Version	3

Certificate 47bf1995df8d524643f7db6d480d31a4

Field	Value
ToBeSigned (TBS) MD5	518d2ea8a21e879c942d504824ac211c
ToBeSigned (TBS) SHA1	21ce87d827077e61abddf2beba69fde5432ea031
ToBeSigned (TBS) SHA256	1ec3b4f02e03930a470020e0e48d24b84678bb558f46182888d870541f5e25c7
Subject	C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services CA
ValidFrom	2003-12-04 00:00:00
ValidTo	2013-12-03 23:59:59
Signature	4a6bf9ea58c2441c318979992b96bf82ac01d61c4ccdb08a586edf0829a35ec8ca9313e704520def47272f0038b0e4c9934e9ad4226215f73f37214f703180f18b3887b3e8e89700fecf55964e24d2a9274e7aaeb76141f32acee7c9d95eddbb2b853eb59db5d9e157ffbeb4c57ef5cf0c9ef097fe2bd33b521b1b3827f73f4a
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	True
SerialNumber	47bf1995df8d524643f7db6d480d31a4
Version	3

Certificate 655226e1b22e18e1590f2985ac22e75c

Field	Value
ToBeSigned (TBS) MD5	650704c342850095f3288eaf791147d4
ToBeSigned (TBS) SHA1	4cdc38c800761463749c3cbd94a12f32e49877bf
ToBeSigned (TBS) SHA256	07b8f662558ec85b71b43a79c6e94698144f4ced2308af21e7ba1e5d461da214
Subject	C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)09, CN=VeriSign Class 3 Code Signing 2009,2 CA
ValidFrom	2009-05-21 00:00:00
ValidTo	2019-05-20 23:59:59
Signature	8b03c0dd94d841a26169b015a878c730c6903c7e42f724b6e4837317047f04109ca1e2fa812febc0ca44e772e050b6551020836e9692e49a516ab43731dca52deb8c00c71d4fe74d32ba85f84ebefa675565f06abe7aca64381a101078457631f3867a030f60c2b35d9df68b6676821b59e183e5bd49a53856e5de41770e580f
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	True
SerialNumber	655226e1b22e18e1590f2985ac22e75c
Version	3

Certificate 202ed4a0a58d3214998c9a2bed089580

Field	Value
ToBeSigned (TBS) MD5	55742be12a3eedd1220df04ce0bf919b
ToBeSigned (TBS) SHA1	e385f5f8c52ddad2a1f19e6d43a289e012e5f478
ToBeSigned (TBS) SHA256	34213e50739ea1768a9bf3c3eed6dabbb5d8ab444636ec35f9d6c71a4c73863d
Subject	C=IT, ST=Marche, L=Ancona, O=Sokno S.R.L., OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=Software Development, CN=Sokno S.R.L.
ValidFrom	2010-02-06 00:00:00
ValidTo	2011-02-11 23:59:59
Signature	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
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	False
SerialNumber	202ed4a0a58d3214998c9a2bed089580
Version	3

Certificate 610c120600000000001b

Field	Value
ToBeSigned (TBS) MD5	53c41bc1164e09e0cd1617a5bf913efd
ToBeSigned (TBS) SHA1	93c03aac8951d494ecd5696b1c08658541b18727
ToBeSigned (TBS) SHA256	40bddadac24dc61ca4fb5cab2a2bc5d876bc36808311039a7a3e1a4066f7489b
Subject	C=US, O=VeriSign, Inc., OU=Class 3 Public Primary Certification Authority
ValidFrom	2006-05-23 17:01:29
ValidTo	2016-05-23 17:11:29
Signature	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
SignatureAlgorithmOID	1.2.840.113549.1.1.5
IsCertificateAuthority	True
SerialNumber	610c120600000000001b
Version	3

Imports

Expand

ntoskrnl.exe

Imported Functions

Expand

IoDeleteDevice
DbgPrint
IoDeleteSymbolicLink
IofCompleteRequest
ExFreePoolWithTag
ObfDereferenceObject
PsGetVersion
MmGetSystemRoutineAddress
RtlInitUnicodeString
RtlQueryRegistryValues
ExAllocatePoolWithTag
ObfReferenceObject
IoGetDeviceObjectPointer
IoCancelIrp
KeWaitForSingleObject
IofCallDriver
IoBuildDeviceIoControlRequest
KeInitializeEvent
MmUnmapIoSpace
MmMapIoSpace
IoCreateSymbolicLink
IoCreateDevice
KeTickCount
RtlUnwind
KeBugCheckEx

Exported Functions

Expand

Sections

Expand

.text
.rdata
.data
PAGE
INIT
.rsrc
.reloc

Signature

Expand

{
  "Certificates": [
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "3825d7faf861af9ef490e726b5d65ad5",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services Signer , G2",
      "TBS": {
        "MD5": "d6c7684e9aaa508cf268335f83afe040",
        "SHA1": "18066d20ad92409c567cdfde745279ff71c75226",
        "SHA256": "a612fb22ce8be6dab75e47c98508f98496583e79c9c97b936a8caee9ea9f3fff",
        "SHA384": "35c249d6ad0261a6229b2a727067ac6ba32a5d24b30b9249051f748c7735fbe2ec2ef26a702c50df1790fbe32a65aee7"
      },
      "ValidFrom": "2007-06-15 00:00:00",
      "ValidTo": "2012-06-14 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "47bf1995df8d524643f7db6d480d31a4",
      "Signature": "4a6bf9ea58c2441c318979992b96bf82ac01d61c4ccdb08a586edf0829a35ec8ca9313e704520def47272f0038b0e4c9934e9ad4226215f73f37214f703180f18b3887b3e8e89700fecf55964e24d2a9274e7aaeb76141f32acee7c9d95eddbb2b853eb59db5d9e157ffbeb4c57ef5cf0c9ef097fe2bd33b521b1b3827f73f4a",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services CA",
      "TBS": {
        "MD5": "518d2ea8a21e879c942d504824ac211c",
        "SHA1": "21ce87d827077e61abddf2beba69fde5432ea031",
        "SHA256": "1ec3b4f02e03930a470020e0e48d24b84678bb558f46182888d870541f5e25c7",
        "SHA384": "53e346bbde23779a5d116cc9d86fdd71c97b1f1b343439f8a11aa1d3c87af63864bb8488a5aeb2d0c26a6a1e0b15f03f"
      },
      "ValidFrom": "2003-12-04 00:00:00",
      "ValidTo": "2013-12-03 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "655226e1b22e18e1590f2985ac22e75c",
      "Signature": "8b03c0dd94d841a26169b015a878c730c6903c7e42f724b6e4837317047f04109ca1e2fa812febc0ca44e772e050b6551020836e9692e49a516ab43731dca52deb8c00c71d4fe74d32ba85f84ebefa675565f06abe7aca64381a101078457631f3867a030f60c2b35d9df68b6676821b59e183e5bd49a53856e5de41770e580f",
      "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)09, CN=VeriSign Class 3 Code Signing 2009,2 CA",
      "TBS": {
        "MD5": "650704c342850095f3288eaf791147d4",
        "SHA1": "4cdc38c800761463749c3cbd94a12f32e49877bf",
        "SHA256": "07b8f662558ec85b71b43a79c6e94698144f4ced2308af21e7ba1e5d461da214",
        "SHA384": "2a271d052213438467d09d60eaa4010c8642fff3eb0070e0cf9969428713c8fdc066b90996d594dd3136f5bd0af5a22a"
      },
      "ValidFrom": "2009-05-21 00:00:00",
      "ValidTo": "2019-05-20 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "202ed4a0a58d3214998c9a2bed089580",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=IT, ST=Marche, L=Ancona, O=Sokno S.R.L., OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=Software Development, CN=Sokno S.R.L.",
      "TBS": {
        "MD5": "55742be12a3eedd1220df04ce0bf919b",
        "SHA1": "e385f5f8c52ddad2a1f19e6d43a289e012e5f478",
        "SHA256": "34213e50739ea1768a9bf3c3eed6dabbb5d8ab444636ec35f9d6c71a4c73863d",
        "SHA384": "eefa42b51c6c31c434858a27a4717af9c186e8850bc2aa49b92a4205f59f3fd329fa4b1911a08b17b137cf37c35aae6c"
      },
      "ValidFrom": "2010-02-06 00:00:00",
      "ValidTo": "2011-02-11 23:59:59",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "610c120600000000001b",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.5",
      "Subject": "C=US, O=VeriSign, Inc., OU=Class 3 Public Primary Certification Authority",
      "TBS": {
        "MD5": "53c41bc1164e09e0cd1617a5bf913efd",
        "SHA1": "93c03aac8951d494ecd5696b1c08658541b18727",
        "SHA256": "40bddadac24dc61ca4fb5cab2a2bc5d876bc36808311039a7a3e1a4066f7489b",
        "SHA384": "f51d4e75ba638f7314cd59b8d6d45f3b34d35ce6986e9d205cd6f333e8e8d8e9c91f636e6bc84731b6661673f40963d8"
      },
      "ValidFrom": "2006-05-23 17:01:29",
      "ValidTo": "2016-05-23 17:11:29",
      "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)09, CN=VeriSign Class 3 Code Signing 2009,2 CA",
      "SerialNumber": "202ed4a0a58d3214998c9a2bed089580",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

source

last_updated: 2024-09-26