9470ea71-b7e9-4e8e-ae73-a4b5fe32bc04

9470ea71-b7e9-4e8e-ae73-a4b5fe32bc04 :inline

Description

This was provided by Oracle Corporation and revoked Jul-20

  • UUID: 9470ea71-b7e9-4e8e-ae73-a4b5fe32bc04
  • Created: 2023-05-22
  • Author: Michael Haag
  • Acknowledgement: |

Download

This download link contains the Revoked Bootloader!

Commands

bcdedit /copy "{current}" /d "TheBoots" | {% if ($_ -match '{\S+}') { bcdedit /set $matches[0] path \windows\temp\ } }
Use CasePrivilegesOperating System
Persistence32-bit

Detections

YARA 🏹

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Exact Match

with header and size limitation

Threat Hunting

without header and size limitation

Renamed

for renamed bootloader files

Sigma 🛡️

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Names

detects loading using name only

Hashes

detects loading using hashes only

Sysmon 🔎

Expand

Block

on hashes

Alert

on hashes

Resources


  • https://uefi.org/revocationlistfile
  • https://support.microsoft.com/en-gb/topic/microsoft-guidance-for-applying-secure-boot-dbx-update-kb4575994-e3b9e4cb-a330-b3ba-a602-15083965d9ca

    • CVE

  • CVE-2020-10713
  • CVE-2020-14308
  • CVE-2020-14309
  • CVE-2020-14310
  • CVE-2020-14311
  • CVE-2020-15705
  • CVE-2020-15706
  • CVE-2020-15707

    • Known Vulnerable Samples

    PropertyValue
    Filename
    MD5bc5372019b75e9e8257a83a86bd0b33d
    SHA199cd0326b914b5f6ea53cb2280d9a455bb68d70b
    SHA2568310f47ba34eb1aca146a5bdb8b59138173e659fbeb57a4c89355d8c54930b6b
    Authentihash MD545e4a006c19fa21bbbec494e6d51c63c
    Authentihash SHA1ceca75b14c16bc19a9aafc883fcb081554f563e4
    Authentihash SHA25656b3da7259eb1bec44199a7ebf74c6fe912c8fe9bf4a20a7610c5e9bc0b601cd
    RichPEHeaderHash MD5ffdf660eb1ebf020a1d0a55a90712dfb
    RichPEHeaderHash SHA13e905e3d061d0d59de61fcf39c994fcb0ec1bab3
    RichPEHeaderHash SHA2562b3f99a94b7a7132854be769e27b331419c53989ef42f686d6f5ba09ddefefd6

    Certificates

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    Certificate 3300000034a76221f066806d9d000100000034
    FieldValue
    ToBeSigned (TBS) MD5981b2766a6b1467da361c3f6158b5efb
    ToBeSigned (TBS) SHA12de358273a7fab18d9e8359579e78544e4f90e45
    ToBeSigned (TBS) SHA256c9b4b474a8cf82bb390bee17e0eb009360599aafc792dca2c161926e2b9c7f7f
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows UEFI Driver Publisher
    ValidFrom2019-05-02 21:31:23
    ValidTo2020-05-02 21:31:23
    Signature977d904632387b183cd2f5257baa329d7f537c6f4fc8debcd79358d1e293dc413472d9570abf3aa27047041d96b6c77b855466e096ddc99417584c171ff4c239619a185d80f52131622bbd527228a0229f00a878bf53b3b79dd2e65b0ce48d17c209e27a0e77f1eddc0fd85a8fcb0e66cddefd40bf8afc73830971be672e3245869e219a3902283f00f4a5c1bf6357400fe3d38e2c3e74433e158deff1733e5249b246ab66481e983dbe60a4274286b00d96fe28e794a5823e658cd0c83603769d96a4c4f766e3f5f0a173889eab9da0cfd9517f42d7e9d12b089214c09f21ee561dde677f28cd7ea82b5846fff64be02f195ee75ff499f67821369241536406
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityFalse
    SerialNumber3300000034a76221f066806d9d000100000034
    Version3
    Certificate 6108d3c4000000000004
    FieldValue
    ToBeSigned (TBS) MD51f23e75a000f0b6db92650dc26ac98e1
    ToBeSigned (TBS) SHA1bc477f73f16f0a5ae09e8ce4745c0a79c0e9a39d
    ToBeSigned (TBS) SHA2569589b8c95168f79243f61922faa5990de0a4866de928736fed658ea7bff1a5e2
    SubjectC=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Corporation UEFI CA 2011
    ValidFrom2011-06-27 21:22:45
    ValidTo2026-06-27 21:32:45
    Signature350842ff30cccef7760cad1068583529463276277cef124127421b4aaa6d813848591355f3e95834a6160b82aa5dad82da808341068fb41df203b9f31a5d1bf15090f9b3558442281c20bdb2ae5114c5c0ac9795211c90db0ffc779e95739188cabdbd52b905500ddf579ea061ed0de56d25d9400f1740c8cea34ac24daf9a121d08548fbdc7bcb92b3d492b1f32fc6a21694f9bc87e4234fc3606178b8f2040c0b39a257527cdc903a3f65dd1e736547ab950b5d312d107bfbb74dfdc1e8f80d5ed18f42f14166b2fde668cb023e5c784d8edeac13382ad564b182df1689507cdcff072f0aebbdd8685982c214c332bf00f4af06887b592553275a16a826a3ca32511a4edadd704aecbd84059a084d1954c6291221a741d8c3d470e44a6e4b09b3435b1fab653a82c81eca40571c89db8bae81b4466e447540e8e567fb39f1698b286d0683e9023b52f5e8f50858dc68d825f41a1f42e0de099d26c75e4b669b52186fa07d1f6e24dd1daad2c77531e253237c76c52729586b0f135616a19f5b23b815056a6322dfea289f94286271855a182ca5a9bf830985414a64796252fc826e441941a5c023fe596e3855b3c3e3fbb47167255e22522b1d97be703062aa3f71e9046c3000dd61989e30e352762037115a6efd027a0a0593760f83894b8e07870f8ba4c868794f6e0ae0245ee65c2b6a37e69167507929bf5a6bc598358
    SignatureAlgorithmOID1.2.840.113549.1.1.11
    IsCertificateAuthorityTrue
    SerialNumber6108d3c4000000000004
    Version3

    Imports

    Expand

    Imports

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    ImportedFunctions

    Expand

    ExportedFunctions

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    Signature

    Expand
    {
  "Certificates": [
    {
      "IsCertificateAuthority": false,
      "SerialNumber": "3300000034a76221f066806d9d000100000034",
      "Signature": "977d904632387b183cd2f5257baa329d7f537c6f4fc8debcd79358d1e293dc413472d9570abf3aa27047041d96b6c77b855466e096ddc99417584c171ff4c239619a185d80f52131622bbd527228a0229f00a878bf53b3b79dd2e65b0ce48d17c209e27a0e77f1eddc0fd85a8fcb0e66cddefd40bf8afc73830971be672e3245869e219a3902283f00f4a5c1bf6357400fe3d38e2c3e74433e158deff1733e5249b246ab66481e983dbe60a4274286b00d96fe28e794a5823e658cd0c83603769d96a4c4f766e3f5f0a173889eab9da0cfd9517f42d7e9d12b089214c09f21ee561dde677f28cd7ea82b5846fff64be02f195ee75ff499f67821369241536406",
      "SignatureAlgorithmOID": "1.2.840.113549.1.1.11",
      "Subject": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Windows UEFI Driver Publisher",
      "TBS": {
        "MD5": "981b2766a6b1467da361c3f6158b5efb",
        "SHA1": "2de358273a7fab18d9e8359579e78544e4f90e45",
        "SHA256": "c9b4b474a8cf82bb390bee17e0eb009360599aafc792dca2c161926e2b9c7f7f"
      },
      "ValidFrom": "2019-05-02 21:31:23",
      "ValidTo": "2020-05-02 21:31:23",
      "Version": 3
    },
    {
      "IsCertificateAuthority": true,
      "SerialNumber": "6108d3c4000000000004",
      "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 Corporation UEFI CA 2011",
      "TBS": {
        "MD5": "1f23e75a000f0b6db92650dc26ac98e1",
        "SHA1": "bc477f73f16f0a5ae09e8ce4745c0a79c0e9a39d",
        "SHA256": "9589b8c95168f79243f61922faa5990de0a4866de928736fed658ea7bff1a5e2"
      },
      "ValidFrom": "2011-06-27 21:22:45",
      "ValidTo": "2026-06-27 21:32:45",
      "Version": 3
    }
  ],
  "CertificatesInfo": "",
  "Signer": [
    {
      "Issuer": "C=US, ST=Washington, L=Redmond, O=Microsoft Corporation, CN=Microsoft Corporation UEFI CA 2011",
      "SerialNumber": "3300000034a76221f066806d9d000100000034",
      "Version": 1
    }
  ],
  "SignerInfo": ""
}

    source

    last_updated: 2023-08-31