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The MediaCreationTool.exe (Windows 8.1 Assistant) File Analysis

Updated 3 months ago
Checked by Malware Check
MediaCreationTool.exe

Technical Analysis

File Name MediaCreationTool.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows, InstallShield self-extracting archive
Scanner Version 1.0.226.174
Database Version 2025-09-27 07:00:21 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
1,483,336
File Size (bytes)
2025-09-27
Analysis Date

Scan Another File

File Identification

Hash Type Value Action
MD5
ee8e61f376f7f3e309525c975642c989
SHA1
4c9453b919a6189ea158345631fce13e96f8dd30
SHA256
22346324984aa679c2bd4c304ecc7b8fddde77ee826f8232c304ec2dfed17421
SHA512
cdd9bb10f2cc857a1f53836cee9dba65ede929586ccb5203d53af42b779e50f64cef6cc34326ba4196a054269f744a48d4dbb8ba15a1069dcaebe0b2096c6fce
ImpHash
59c132afed5719236cc1dde3d13a2f30

PE Analysis

Basic Information

▼
Icon
Hash: 60608a07d112ace9d7a180ee9deaa3d4
Fuzzy: bc85df9c7cdf2d8ba0f53a0f681e6f31
dHash: 6060f0d8ecfc4000
Image Base 0x00400000
Entry Point 0x00407a70
Compilation Time 2014-12-13 23:40:31
Checksum 0x0016c3e4 (Actual: 0x0016c3e4)
OS Version 6.3
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows, InstallShield self-extracting archive
PDB Path webstub.pdb
Digital Signature OK
Imports 9 libraries
ADVAPI32, KERNEL32, USER32, msvcrt, COMCTL32, RPCRT4, SHELL32, ntdll, Cabinet
Exports 0 functions
Resources 230 Resources
Sections 6 Sections

Version Information

▼
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Всички права запазени.
OriginalFilename Windows 8.1 Assistant
ProductName Операционна система Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0402 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Všechna práva vyhrazena.
OriginalFilename Windows 8.1 Assistant
ProductName Operační systém Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0405 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Alle rettigheder forbeholdes.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® Operativsystem
ProductVersion 6.3.9600.17557
Translation 0x0406 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Alle Rechte vorbehalten.
OriginalFilename Windows 8.1 Assistant
ProductName Betriebssystem Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0407 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Με επιφύλαξη κάθε νόμιμου δικαιώματος.
OriginalFilename Windows 8.1 Assistant
ProductName Λειτουργικό σύστημα Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0408 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® Operating System
ProductVersion 6.3.9600.17557
Translation 0x0409 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Kaikki oikeudet pidätetään.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® -käyttöjärjestelmä
ProductVersion 6.3.9600.17557
Translation 0x040b 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Tous droits réservés.
OriginalFilename Windows 8.1 Assistant
ProductName Système d’exploitation Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x040c 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Minden jog fenntartva.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® operációs rendszer
ProductVersion 6.3.9600.17557
Translation 0x040e 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Tutti i diritti riservati.
OriginalFilename Windows 8.1 Assistant
ProductName Sistema operativo Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0410 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Alle rechten voorbehouden.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows®-besturingssysteem
ProductVersion 6.3.9600.17557
Translation 0x0413 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Med enerett.
OriginalFilename Windows 8.1 Assistant
ProductName Operativsystemet Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0414 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Wszelkie prawa zastrzeżone.
OriginalFilename Windows 8.1 Assistant
ProductName System operacyjny Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0415 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Todos os direitos reservados.
OriginalFilename Windows 8.1 Assistant
ProductName Sistema Operacional Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0416 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Toate drepturile rezervate.
OriginalFilename Windows 8.1 Assistant
ProductName Sistem de operare Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0418 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Корпорация Майкрософт. Все права защищены.
OriginalFilename Windows 8.1 Assistant
ProductName Операционная система Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0419 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Sva prava pridržana.
OriginalFilename Windows 8.1 Assistant
ProductName Operacijski sustav Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x041a 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Všetky práva vyhradené.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® Operating System
ProductVersion 6.3.9600.17557
Translation 0x041b 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Med ensamrätt.
OriginalFilename Windows 8.1 Assistant
ProductName Operativsystemet Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x041d 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation สงวนลิขสิทธิ์
OriginalFilename Windows 8.1 Assistant
ProductName ระบบปฏิบัติการ Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x041e 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Tüm hakları saklıdır.
OriginalFilename Windows 8.1 Assistant
ProductName Microsoft® Windows® İşletim Sistemi
ProductVersion 6.3.9600.17557
Translation 0x041f 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Корпорація Майкрософт. Усі права захищені.
OriginalFilename Windows 8.1 Assistant
ProductName Операційна система Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0422 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Vse pravice pridržane.
OriginalFilename Windows 8.1 Assistant
ProductName Operacijski sistem Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0424 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Kõik õigused kaitstud.
OriginalFilename Windows 8.1 Assistant
ProductName Operatsioonisüsteem Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0425 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Visas tiesības paturētas.
OriginalFilename Windows 8.1 Assistant
ProductName Operētājsistēma Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0426 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © „Microsoft Corporation“. Visos teisės ginamos.
OriginalFilename Windows 8.1 Assistant
ProductName Operacinė sistema „Microsoft® Windows®“
ProductVersion 6.3.9600.17557
Translation 0x0427 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Todos os direitos reservados.
OriginalFilename Windows 8.1 Assistant
ProductName Sistema Operativo Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0816 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Sva prava zadržana.
OriginalFilename Windows 8.1 Assistant
ProductName Operativni sistem Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x081a 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Todos los derechos reservados.
OriginalFilename Windows 8.1 Assistant
ProductName Sistema operativo Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x0c0a 0x04b0
CompanyName Microsoft Corporation
FileDescription Windows 8.1 Assistant
FileVersion 6.3.9600.17557 (winblue_r6.141213-1258)
InternalName Windows 8.1 Assistant
LegalCopyright © Microsoft Corporation. Sva prava zadržana.
OriginalFilename Windows 8.1 Assistant
ProductName Operativni sistem Microsoft® Windows®
ProductVersion 6.3.9600.17557
Translation 0x241a 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 42,220 bytes 42,496 bytes 6.66 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 147EC7A84BB28C23806CA4E2F1360166
.data 0x0000c000 3,080 bytes 512 bytes 0.80 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE CEBD896B64740B3775A8426370D8F437
.idata 0x0000d000 3,566 bytes 3,584 bytes 5.30 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ F8DC42E28E6FAA481C547A16A546A3C9
.boxload 0x0000e000 132 bytes 512 bytes 1.27 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ E50F660FA0FB36A9C6181DECB6FD6D6F
.rsrc 0x0000f000 192,512 bytes 189,952 bytes 4.83 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 107162441A14141B1606D03EA4A9E326
.reloc 0x0003e000 1,880 bytes 2,048 bytes 6.39 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 5C12F6421F64385D8C5A3899FF942C3D
Entropy Analysis Alert

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

▼
Total Resources: 230 (183,151 bytes)
Resource Type Count Total Size Percentage
WEVT_TEMPLATE 1 626 bytes
0.3%
RT_ICON 13 46,799 bytes
25.6%
RT_DIALOG 37 8,820 bytes
4.8%
RT_STRING 110 70,522 bytes
38.5%
RT_MESSAGETABLE 37 26,000 bytes
14.2%
RT_GROUP_ICON 1 188 bytes
0.1%
RT_VERSION 30 28,928 bytes
15.8%
RT_MANIFEST 1 1,268 bytes
0.7%

Certificate Chain Analysis

▼
Certificate Information
Product Microsoft® Windows® Operating System
Description Windows 8.1 Assistant
File Version 6.3.9600.17557 (winblue_r6.141213-1258)
Original Name Windows 8.1 Assistant
Signing Date 02:28 AM 12/14/2014 (4044 days ago)
Verification Status Signed
Signers Microsoft Corporation; Microsoft Code Signing PCA; Microsoft Root Certificate Authority
Counter Signers Microsoft Time-Stamp Service; Microsoft Time-Stamp PCA; Microsoft Root Certificate Authority
Internal Name Windows 8.1 Assistant
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Microsoft Time-Stamp Service #1 Primary
Validity Period: 2013-11-11 22:11:31 → 2015-02-11 22:11:31
Signature Algorithm: sha1RSA
Serial Number: 33 00 00 00 4C A1 E8 4D CC B4 74 7B 3B 00 00 00 00 00 4C
Microsoft Corporation #2 Chain
Validity Period: 2014-04-22 17:39:00 → 2015-07-22 17:39:00
Signature Algorithm: sha1RSA
Serial Number: 33 00 00 00 CA 6C D5 32 12 35 C4 E1 55 00 01 00 00 00 CA
Microsoft Code Signing PCA #3 Chain
Validity Period: 2010-08-31 22:19:32 → 2020-08-31 22:29:32
Signature Algorithm: sha1RSA
Serial Number: 61 33 26 1A 00 00 00 00 00 31
Microsoft Time-Stamp PCA #4 Chain
Validity Period: 2007-04-03 12:53:09 → 2021-04-03 13:03:09
Signature Algorithm: sha1RSA
Serial Number: 61 16 68 34 00 00 00 00 00 1C
Microsoft Corporation #5 Chain
Validity Period: 2014-10-01 18:06:38 → 2016-01-01 18:06:38
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 00 7B A2 81 0B 87 11 AB E7 FC 00 00 00 00 00 7B
Microsoft Code Signing PCA 2010 #6 Chain
Validity Period: 2010-07-06 20:40:17 → 2025-07-06 20:50:17
Signature Algorithm: sha256RSA
Serial Number: 61 0C 52 4C 00 00 00 00 00 03
Microsoft Time-Stamp PCA 2010 #7 Chain
Validity Period: 2010-07-01 21:36:55 → 2025-07-01 21:46:55
Signature Algorithm: sha256RSA
Serial Number: 61 09 81 2A 00 00 00 00 00 02
Microsoft Time-Stamp Service #8 Chain
Validity Period: 2014-05-23 17:20:09 → 2015-08-23 17:20:09
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 00 51 FD 68 E0 56 64 15 C3 3A 00 00 00 00 00 51

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

OK

Remember: This is Result of Online Virus Scanner

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  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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