0712c54c-69fd-41f2-950a-da678ac51246

STProcessMonitor.sys :inline

Description

Safetica Technologies process monitoring kernel driver vulnerable to BYOVD-style process termination via IOCTL. CVE-2025-70795. 18 execution parents observed in VirusTotal indicating active abuse by threat actors. 1/73 detections. Driver facilitates arbitrary process kill from kernel context, enabling EDR/AV bypass.

  • UUID: 0712c54c-69fd-41f2-950a-da678ac51246
  • Created: 2026-03-20
  • Author: Michael Haag

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Commands

sc.exe create STProcessMonitor binPath=C:\windows\temp\STProcessMonitor.sys type=kernel && sc.exe start STProcessMonitor
Use CasePrivilegesOperating System
Disable security toolskernelWindows 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://www.cve.org/CVERecord?id=CVE-2025-70795
  • https://github.com/magicsword-io/LOLDrivers/issues/268

    • Known Vulnerable Samples

    PropertyValue
    FilenameSTProcessMonitor.sys
    Creation Timestamp2026-02-04 12:24:39
    MD55761bd63da03686fc480245da7bd1e9f
    SHA168fec379f2ae76c3d2ce913f7be650cea1d06990
    SHA2565b4f59236a9b950bcd5191b35d19125f60cfb9e1a1e1aa2e4f914b6745dde9df
    Authentihash MD57590bc612d1cb940d6acf2d7ae384638
    Authentihash SHA101bf6090818731e8121674a339a5f22cb18cf41d
    Authentihash SHA2560376d4554b4828a7e3721327cb4c9977301c02eb8c50d10d376d3be623d71e3a
    RichPEHeaderHash MD56eb21f070cb73b6994e6b9aab3f72279
    RichPEHeaderHash SHA1ebe9c1483d5dc68041bbbf053dfd08c4651931e8
    RichPEHeaderHash SHA256a0b5c0bad77a66d6a25df16f7a2500b6df550eda8ba62333b5d1eccfeee7bf27
    PublisherMicrosoft Windows Hardware Compatibility Publisher
    Date2026-02-04 12:24:39
    CompanySafetica Technologies
    DescriptionProcessMonitor Driver
    ProductSafetica
    OriginalFilenameProcessMonitorDriver

    Download

    Certificates

    Expand
    Certificate 330000013c4a61fb3578d2b6dd00000000013c
    FieldValue
    ToBeSigned (TBS) MD593354b540685ae615b51e692ea0895de
    ToBeSigned (TBS) SHA1b38cd5d491c85bd55e9b111e98430171a01e9515
    ToBeSigned (TBS) SHA256037c041a283132dc57d29bc339b4d0d006787e32ac0a60afd7206c41c9fbf61f
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher
    ValidFrom2025-11-13 19:59:40
    ValidTo2026-11-10 19:59:40
    Signature86e91c9dd77bcbe24e9c811c4ec9c47116d9d554243f04666bef14828edbfeb665280fa10b643a59d05c4db8b5f2bae0657af9a75457236e455f956ed7ba65f7e8019355d00e322f681ab15f14718b34bff1e50d8cde1217dc158c31a875b17fa45f015b4b2a30c471d43345257c729d83c2287716b3d19c177ed341da95687f8af92cfebc42e1e4439eb4304762e17feb85a09316afe8153e4783a98153d91249d29da0bca831ea6ccd93bace88fc284e82987df65bcd8ab0263a2da5e178e710c26e8abec12fe398782d1f1bc669ec9c5cbf3010f8e2600133a59fb8269daba61e5b2facee4f96ba19f9cfaef3fdb21e933a65c3245f6de70cb08f28f2c818
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityFalse
    SerialNumber330000013c4a61fb3578d2b6dd00000000013c
    Version3
    Certificate 610baac1000000000009
    FieldValue
    ToBeSigned (TBS) MD5a569061297e8e824767dbc3184a69bea
    ToBeSigned (TBS) SHA1adbb26a587a8f44b4fccaecb306f980d1c55a150
    ToBeSigned (TBS) SHA256cec1afd0e310c55c1dcc601ab8e172917706aa32fb5eaf826813547fdf02dd46
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012
    ValidFrom2012-04-18 23:48:38
    ValidTo2027-04-18 23:58:38
    Signature5a8a67daccd5fd0d264177bf0a4678b4b3de12692b7723c2652f015fd203f461ba509d2e8c3972f36c3e6ab11e766decb7f382dcccbbc56970287366173f54ebee011648c446d91b80ae813a8d0f796d68b09eea2d3f39d3ca387ebd5e7c086e19dcc6c2f438336861e2524783e1000156d2bacb878205310a418b4ee77f5f5fed5fd3392d45eba213bffd1ec298417161165fc80a70257c59693124e471e70abb0417f79f721ec9d2bb1abe3d02fe090cb243b4591a99539396215fe0d6b72601429536ac27fdbef48577683d18bdf4be98882211865216f345ec0397107087a37043713cdbc98603170cf5735bc67de15c64edd7c548d7ed32e2d1aad3cfa7f6574e61f977eb67f288b3de00da038fd08a34373e1dd862b8d2b1f3e12f8b723b81967c6ffcec667672601b24f2a0896d5b6d002eef28dd868705c2b4b9e5be64c22af24a155c98e2c42785ff52e3627e0fb2020bd766c70ab2d33d200414503259830a7d9bed5a38120152ba2f5e20728e4af1fde771028c3be107bec973f4dd47d8b4efb4a4b330b9893e76cab90098567eabea8ab8a5d038ab6977130b142fe9aa411ff7babd3a2b348aee0aab63e663f788248e200d2b3b9de3c24952ac9f1f0e393b5dd46e506ae67d523aaa7c3315290d265e0158a74ea93d7a846f743f609fe4324f3600af6d71d33ea646655f8174f1fec171da4ca0415a82ddf11f
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityTrue
    SerialNumber610baac1000000000009
    Version3

    Imports

    Expand
    • FLTMGR.SYS
    • ntoskrnl.exe

    Imported Functions

    Expand
    • FltDeletePushLock
    • FltAcquirePushLockExclusiveEx
    • FltAcquirePushLockSharedEx
    • FltReleasePushLockEx
    • FltInitializePushLock
    • DbgPrintEx
    • KeGetCurrentIrql
    • ExFreePoolWithTag
    • ObfReferenceObject
    • ObfDereferenceObject
    • PsGetCurrentProcessId
    • PsGetCurrentThreadId
    • RtlInitUnicodeString
    • RtlCreateSecurityDescriptor
    • RtlSetDaclSecurityDescriptor
    • RtlGetVersion
    • KeSetEvent
    • KeEnterCriticalRegion
    • KeLeaveCriticalRegion
    • ExAllocatePoolWithTag
    • IofCompleteRequest
    • IoCreateDevice
    • IoCreateSymbolicLink
    • IoDeleteDevice
    • IoDeleteSymbolicLink
    • ObReferenceObjectByHandle
    • ZwClose
    • PsSetCreateProcessNotifyRoutineEx
    • ZwTerminateProcess
    • ZwOpenProcess
    • RtlCreateAcl
    • RtlAddAccessAllowedAce
    • ObOpenObjectByPointer
    • ZwSetSecurityObject
    • ExEventObjectType
    • SeExports
    • ZwSetInformationFile
    • KeLowerIrql
    • KfRaiseIrql
    • KeInitializeDpc
    • KeInsertQueueDpc
    • KeReleaseSemaphore
    • KeDelayExecutionThread
    • KeAcquireSpinLockRaiseToDpc
    • KeReleaseSpinLock
    • ExQueueWorkItem
    • ExReleaseResourceLite
    • ZwCreateFile
    • ZwWriteFile
    • ExAcquireResourceSharedLite
    • ZwOpenFile
    • _vsnwprintf

    Exported Functions

    Expand
    • _debugBootBuffer

    Sections

    Expand
    • .text
    • .rdata
    • .data
    • .pdata
    • .edata
    • INIT
    • .rsrc
    • .reloc

    Signature

    Expand
    {
  "Certificates": [
    {
      "CertificateType": "Leaf (Code Signing)",
      "IsCA": false,
      "IsCertificateAuthority": false,
      "IsCodeSigning": true,
      "SerialNumber": "330000013c4a61fb3578d2b6dd00000000013c",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.11",
      "Subject": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Hardware Compatibility Publisher",
      "TBS": {
        "MD5": "93354b540685ae615b51e692ea0895de",
        "SHA1": "b38cd5d491c85bd55e9b111e98430171a01e9515",
        "SHA256": "037c041a283132dc57d29bc339b4d0d006787e32ac0a60afd7206c41c9fbf61f",
        "SHA384": "bbef5ad51ba2a76ba3f0e39459837c9533a56420db0da55814511346155922c98ae905d6541df5a79895ce1a51d53491"
      },
      "ValidFrom": "2025-11-13 19:59:40",
      "ValidTo": "2026-11-10 19:59:40",
      "Version": 3
    },
    {
      "CertificateType": "CA",
      "IsCA": true,
      "IsCertificateAuthority": true,
      "IsCodeSigning": false,
      "SerialNumber": "610baac1000000000009",
      "Signature": "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",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.11",
      "Subject": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012",
      "TBS": {
        "MD5": "a569061297e8e824767dbc3184a69bea",
        "SHA1": "adbb26a587a8f44b4fccaecb306f980d1c55a150",
        "SHA256": "cec1afd0e310c55c1dcc601ab8e172917706aa32fb5eaf826813547fdf02dd46",
        "SHA384": "e947cac936803f5683196e4ff1b259096073395d0b908522ddce90d57597c9f7b57f7ddcdbe021ba863d843c340da8ba"
      },
      "ValidFrom": "2012-04-18 23:48:38",
      "ValidTo": "2027-04-18 23:58:38",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "Issuer": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows Third Party Component CA 2012",
      "SerialNumber": "330000013c4a61fb3578d2b6dd00000000013c",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

    source

    last_updated: 2026-04-06