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The hpatchmon.dll (Hotpatch Monitoring Service) File Analysis

Updated 2 days ago
Checked by Malaware Check
hpatchmon.dll

Technical Analysis

File Name hpatchmon.dll
File Type
PE32+ executable (DLL) (console) x86-64, for MS Windows
Scanner Version 1.0.217.174
Database Version 2025-06-02 09:00:22 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
173,472
File Size (bytes)
2025-06-02
Analysis Date

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File Identification

Hash Type Value Action
MD5
9b757b3fa9b1f1d0b283c9c7821680fd
SHA1
ef0092b6e0c1c59ae4e0182d978cdcd1e4a8198e
SHA256
a8080f55e6f9db57813d15fa279b35fced8a37f6e565d3126cd82312e80536d4
SHA512
27ee274ba12c496074cadd139b51542cfce125582ab4d90a2ad4e5cd66bffd9cc30f327df2df9a879bcee0395c374762140514ce9f022af4f518f4146ea07b80
ImpHash
a28632f5bb27bf60592963465049a149

PE Analysis

Basic Information

▼
Image Base 0x180000000
Entry Point 0x1800020b0
Compilation Time 2072-05-05 15:02:19
Checksum 0x00036f81 (Actual: 0x00036f81)
OS Version 10.0
PEiD Signatures PE32+ executable (DLL) (console) x86-64, for MS Windows
PDB Path hpatchmon.pdb
Digital Signature OK
Imports 29 libraries
Exports 1 functions
Resources 4 Resources
Sections 7 Sections

Version Information

▼
CompanyName Microsoft Corporation
FileDescription Hotpatch Monitoring Service
FileVersion 10.0.26100.4202 (WinBuild.160101.0800)
InternalName hpatchmon.dll
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename hpatchmon.dll
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.26100.4202
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 101,856 bytes 102,400 bytes 6.30 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 770EC7D3E4EE621D8ABC86C434FDFD79
fothk 0x0001a000 4,096 bytes 4,096 bytes 0.02 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 48DF0DB8192F7C1A0B2AAE648684A0A1
.rdata 0x0001b000 28,740 bytes 32,768 bytes 4.82 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ EBACCD79DE78776E6FE2F48147E43E01
.data 0x00023000 22,464 bytes 4,096 bytes 0.66 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE CD887006C2798FFB27D997B927431A4F
.pdata 0x00029000 4,512 bytes 8,192 bytes 3.21 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 0673C85B17002FCB43C74AEE8956F7FC
.rsrc 0x0002b000 3,560 bytes 4,096 bytes 3.17 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 526D3A1F8387CD8BE974DC4798A9F7CD
.reloc 0x0002c000 316 bytes 4,096 bytes 0.60 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 4C3DCF148D6C76AC9B64FE9D04B595ED

Resource Analysis

▼
Total Resources: 4 (3,206 bytes)
Resource Type Count Total Size Percentage
WEVT_TEMPLATE 1 1,250 bytes
39%
RT_STRING 1 204 bytes
6.4%
RT_MESSAGETABLE 1 812 bytes
25.3%
RT_VERSION 1 940 bytes
29.3%

Certificate Chain Analysis

▼
Certificate Information
Product Microsoft® Windows® Operating System
Description Hotpatch Monitoring Service
File Version 10.0.26100.4202 (WinBuild.160101.0800)
Original Name hpatchmon.dll
Signing Date 06:03 PM 05/23/2025 (12 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 hpatchmon.dll
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Microsoft Windows #1 Primary
Validity Period: 2024-09-12 20:04:07 → 2025-09-11 20:04:07
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 04 A8 82 E6 B8 AC 1C 5D 5F F0 00 00 00 00 04 A8
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: 2025-01-30 19:43:04 → 2026-04-22 19:43:04
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 0F 57 9A 47 14 40 E6 46 E6 00 01 00 00 02 0F
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

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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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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