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The RtkAudUService64.exe (Realtek HD Audio Universal Service) File Analysis

Updated 15 days ago
Checked by Malware Check
RtkAudUService64.exe

Technical Analysis

File Name RtkAudUService64.exe
File Type
PE32+ executable (GUI) x86-64, for MS Windows
Scanner Version 1.0.231.174
Database Version 2025-12-26 15:00:42 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
3,112,448
File Size (bytes)
2025-12-26
Analysis Date

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File Identification

Hash Type Value Action
MD5
843692c285e6fad94e12b264bfdb9c08
SHA1
4e42aa035b4ffa6bbc3708b98afaf510f2f6c4a2
SHA256
75edbb82c4b0a8d6adf4174faf4f28af02b30c6fcf09d72338938bf6a348ac89
SHA512
f093905a217b9f05c17a426e9c6d187117dee69b56724a0571a7b76163d47fdc2a173736864e5c3840d398ed9e44e6e0e04d7a51d3a6e8eede3937ea784e98dd
ImpHash
769f9d89ed9cbfe42e0632f6fd33cd7a

PE Analysis

Basic Information

▼
Image Base 0x140000000
Entry Point 0x14017f010
Compilation Time 2025-08-18 07:25:24
Checksum 0x00303bbc (Actual: 0x00303bbc)
OS Version 6.0
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
PDB Path C:\proj\proj_20250815_RtkAudUService_Kenneth_ACX_driverVer\RtkAudUService_modify\Release\x64\RtkAudUService64.pdb
Digital Signature OK
Imports 83 libraries
Exports 0 functions
Resources 7 Resources
Sections 9 Sections

Version Information

▼
CompanyName Realtek Semiconductor
FileDescription Realtek HD Audio Universal Service
FileVersion 1.1.740.1
InternalName RtkAudUService.exe
LegalCopyright 2025 (c) Realtek Semiconductor. All rights reserved.
OriginalFilename RtkAudUService.exe
ProductName Realtek HD Audio Universal Service
ProductVersion 1.1.740.1
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 1,816,430 bytes 1,816,576 bytes 6.40 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 8780F5A1339F7359EB79BD3EB7457E13
.orpc 0x001bd000 127 bytes 512 bytes 1.87 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 839B69691097B7FFE19123C9DECE0560
.rdata 0x001be000 1,001,160 bytes 1,001,472 bytes 4.51 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ CD36B0F611A2255228E3AC3EEE2B3191
.data 0x002b3000 213,144 bytes 45,568 bytes 4.74 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 604B21DE38C0EF77490C2B092D4CF6C0
.pdata 0x002e8000 67,464 bytes 67,584 bytes 6.22 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 2B628F0A0FDC386ECC6FBB8DBDE0250F
.didat 0x002f9000 16 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 78080CC8711CDB1FFA5E3C188E9AA938
_RDATA 0x002fa000 252 bytes 512 bytes 2.48 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ AC4730C1897818B982FA886073728806
.rsrc 0x002fb000 143,792 bytes 143,872 bytes 4.29 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 84428C28EFCB468CD38A51A8762758D4
.reloc 0x0031f000 14,072 bytes 14,336 bytes 5.44 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 0209AF7850064C64E68FC21C8C831C66

Resource Analysis

▼
Total Resources: 7 (143,230 bytes)
Resource Type Count Total Size Percentage
MOF 1 1,583 bytes
1.1%
TYPELIB 1 4,284 bytes
3%
WAVE 2 133,032 bytes
92.9%
XML 1 3,034 bytes
2.1%
RT_VERSION 1 916 bytes
0.6%
RT_MANIFEST 1 381 bytes
0.3%

Certificate Chain Analysis

▼
Certificate Information
Product Realtek HD Audio Universal Service
Description Realtek HD Audio Universal Service
File Version 1.1.740.1
Original Name RtkAudUService.exe
Signing Date 07:27 AM 08/18/2025 (146 days ago)
Verification Status Signed
Signers Realtek Semiconductor Corp.; DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1; DigiCert Trusted Root G4; DigiCert
Counter Signers DigiCert SHA256 RSA4096 Timestamp Responder 2025 1; DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1; DigiCert Trusted Root G4; DigiCert
Internal Name RtkAudUService.exe
Copyright 2025 (c) Realtek Semiconductor. All rights reserved.
Certificate Chain Summary
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 #1 Primary
Validity Period: 2021-04-29 00:00:00 → 2036-04-28 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 08 AD 40 B2 60 D2 9C 4C 9F 5E CD A9 BD 93 AE D9
Realtek Semiconductor Corp. #2 Chain
Validity Period: 2023-06-15 00:00:00 → 2026-06-15 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0F 91 AC 87 81 45 2E 94 78 FD B9 0D 5A 52 33 6C
DigiCert SHA256 RSA4096 Timestamp Responder 2025 1 #3 Chain
Validity Period: 2025-06-04 00:00:00 → 2036-09-03 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0A 80 EF 18 4B 8D F1 05 82 D1 C4 76 A7 95 74 68
DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1 #4 Chain
Validity Period: 2025-05-07 00:00:00 → 2038-01-14 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0D C7 AC 57 05 FF 21 99 2E 40 43 22 0C 3A 49 86
DigiCert Trusted Root G4 #5 Chain
Validity Period: 2022-08-01 00:00:00 → 2031-11-09 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 0E 9B 18 8E F9 D0 2D E7 EF DB 50 E2 08 40 18 5A
Microsoft Windows Hardware Compatibility Publisher #6 Chain
Validity Period: 2025-02-20 20:08:09 → 2026-02-18 20:08:09
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 01 25 F3 1C B5 55 76 73 40 D6 00 00 00 00 01 25
Microsoft Windows Third Party Component CA 2012 #7 Chain
Validity Period: 2012-04-18 23:48:38 → 2027-04-18 23:58:38
Signature Algorithm: sha256RSA
Serial Number: 61 0B AA C1 00 00 00 00 00 09
Microsoft Time-Stamp Service #8 Chain
Validity Period: 2025-01-30 19:42:47 → 2026-04-22 19:42:47
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 04 D8 E0 0E 07 97 32 58 98 00 01 00 00 02 04
Microsoft Time-Stamp PCA 2010 #9 Chain
Validity Period: 2021-09-30 18:22:25 → 2030-09-30 18:32:25
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 00 15 C5 E7 6B 9E 02 9B 49 99 00 00 00 00 00 15

✓ 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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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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