The hpatchmon dll (Hotpatch Monitoring Service) Microsoft Corporation File Malware Analysis
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The hpatchmon.dll (Hotpatch Monitoring Service) File Analysis

Updated 1 month ago
Checked by Malware Check
hpatchmon.dll

Technical Analysis

File Name hpatchmon.dll
File Type
PE32+ executable (DLL) (console) x86-64, for MS Windows
Scanner Version 1.0.229.174
Database Version 2025-11-29 18:00:32 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
157,096
File Size (bytes)
2025-11-29
Analysis Date

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File Identification

Hash Type Value Action
MD5
09b0f80216dd93e7d0033b1a2a9482e3
SHA1
bde818a219a8ad41dd6338fa14c73fac74b944f5
SHA256
19f43b08c956356ed0b0d008c47b675ddaf43ea0de2cb284a4f0a7c1233d5cb8
SHA512
b3449d60e6caa7ddff0928ab8c34180661fb95a8831f5af830ca92a8d9b0b1baac0153dfe83778a18faa4dafc20ce57ec10997d7c0c81a71c5efee728e29a359
ImpHash
813158bba335105b952c068e86384230

PE Analysis

Basic Information

▼
Image Base 0x180000000
Entry Point 0x180002240
Compilation Time 2034-01-09 06:22:19
Checksum 0x00033fe9 (Actual: 0x00033fe9)
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 10.0.26100.7019 (WinBuild.160101.0800)
InternalName hpatchmon.dll
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename hpatchmon.dll
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.26100.7019
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 88,304 bytes 90,112 bytes 6.19 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 900253A92D06DF343ABBBDEA9D331DF2
fothk 0x00017000 4,096 bytes 4,096 bytes 0.02 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 25D4A35D40387ABA938919917C08E2D9
.rdata 0x00018000 29,690 bytes 32,768 bytes 4.92 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B0D7A8AC3727492707351941E78003AB
.data 0x00020000 21,952 bytes 4,096 bytes 0.66 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE C0A57E4832D5D42E92599F10E838321C
.pdata 0x00026000 4,068 bytes 4,096 bytes 4.95 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 1D2C888FAD91931AD107F5EF3BE82A49
.rsrc 0x00027000 3,560 bytes 4,096 bytes 3.17 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B53CD1CA70400CB20AE06249B54CE574
.reloc 0x00028000 320 bytes 4,096 bytes 0.60 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ F631781FBB32F2C03F0E5F8926C87FE1

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 10.0.26100.7019 (WinBuild.160101.0800)
Original Name hpatchmon.dll
Signing Date 05:28 AM 10/24/2025 (76 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: 2025-06-19 18:11:43 → 2026-06-17 18:11:43
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 05 18 41 84 19 AD CB AD 29 4F 00 00 00 00 05 18
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: 2025-08-14 18:48:25 → 2026-11-13 18:48:25
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 18 25 D9 92 05 E2 E7 E5 E4 00 01 00 00 02 18
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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