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The uhssvc.exe (Microsoft Update Health Service) File Analysis

Technical Analysis

File Name uhssvc.exe
File Type
PE32+ executable (console) x86-64, for MS Windows
Scanner Version 1.0.210.174
Database Version 2025-03-13 00:00:48 UTC

Clean File

No threats detected by our scanner

0%
Detection Rate
370,560
File Size (bytes)
2025-03-13
Analysis Date

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File Identification

Hash Type Value Action
MD5
dc9d40a4f86e2a16384fe7c1941037f2
SHA1
d2c0918445039aa357bb4ea6c595a9f909b2a40c
SHA256
4b1becda7c202198bb33fe5b750c1db5ba3b7d43554a4b557c342ac6e138a57f
SHA512
400028d24c998eb7372cff90480324656ffb0fbad3f0fe687912a6ddcb5348296e5d8e0bd94400fac19644fef4d695bf2a525d6edb07d0c44c17460a538d0083
ImpHash
1907f38be5d352a4d87e957bcd9a5264

PE Analysis

Basic Information

Image Base 0x140000000
Entry Point 0x140030190
Compilation Time 2064-07-23 22:20:54
Checksum 0x0005fb48 (Actual: 0x0005fb48)
OS Version 10.0
PEiD Signatures PE32+ executable (console) x86-64, for MS Windows
PDB Path uhssvc.pdb
Digital Signature OK
Imports 58 libraries
Exports 0 functions
Resources 2 Resources
Sections 6 Sections

Version Information

CompanyName Microsoft Corporation
FileDescription Microsoft Update Health Service
FileVersion 10.0.19041.3626 (WinBuild.160101.0800)
InternalName Microsoft Update Health Service
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename uhssvc
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.19041.3626
Translation 0x0409 0x04b0

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 209,827 bytes 209,920 bytes 6.25 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ C1689D72D1E674A6B7AC3017D9F55B93
.rdata 0x00035000 133,162 bytes 133,632 bytes 4.25 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 64629591D8E6D8729040892844FAA825
.data 0x00056000 6,160 bytes 2,560 bytes 3.51 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE EE1AA53D25BD646DB858BF257195E2F1
.pdata 0x00058000 8,976 bytes 9,216 bytes 5.43 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 821FD4447F43C6E1F91AAD6AEB71E04B
.rsrc 0x0005b000 3,080 bytes 3,584 bytes 4.55 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ F60B3D0609DF1658E808497E1D321A6C
.reloc 0x0005c000 948 bytes 1,024 bytes 5.20 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ B5359534689AF02C8415A6FBD70C95BD

Resource Analysis

Total Resources: 2 (2,848 bytes)
Resource Type Count Total Size Percentage
XML 1 1,876 bytes
65.9%
RT_VERSION 1 972 bytes
34.1%

Certificate Chain Analysis

Certificate Information
Product Microsoft® Windows® Operating System
Description Microsoft Update Health Service
File Version 10.0.19041.3626 (WinBuild.160101.0800)
Original Name uhssvc
Signing Date 03:43 AM 09/26/2023 (620 days ago)
Verification Status Signed
Signers Microsoft Windows; Microsoft Windows Production PCA 2011; Microsoft Root Certificate Authority 2010
Counter Signers Microsoft Time-Stamp Service; Microsoft Time-Stamp PCA 2010; Microsoft Root Certificate Authority 2010
Internal Name Microsoft Update Health Service
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Microsoft Windows #1 Primary
Validity Period: 2023-02-03 00:05:41 → 2024-02-01 00:05:41
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 04 13 31 BC 19 88 07 A9 07 74 00 00 00 00 04 13
Microsoft Windows Production PCA 2011 #2 Chain
Validity Period: 2011-10-19 18:41:42 → 2026-10-19 18:51:42
Signature Algorithm: sha256RSA
Serial Number: 61 07 76 56 00 00 00 00 00 08
Microsoft Time-Stamp Service #3 Chain
Validity Period: 2022-09-20 20:22:09 → 2023-12-14 20:22:09
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 01 B4 FB 80 08 44 05 D2 2D FA 00 01 00 00 01 B4
Microsoft Time-Stamp PCA 2010 #4 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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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  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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