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The spoolsv.exe (Spooler SubSystem App) File Analysis

Updated 5 minutes ago
Checked by Malware Check
spoolsv.exe

Technical Analysis

File Name spoolsv.exe
File Type
PE32+ executable (GUI) x86-64, for MS Windows
Scanner Version 1.0.219.174
Database Version 2025-07-07 00:00:19 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
1,056,768
File Size (bytes)
2025-07-07
Analysis Date

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File Identification

Hash Type Value Action
MD5
170230c5bc0ce8de97cd2da65079c21a
SHA1
921906cbef7d45c727cbe2fb1d36ed9c786ba9c2
SHA256
79b0d3c090093551ce4cf03d505c811701562fc78b088bc57891293100fdac86
SHA512
9fe5ef3651e8004b9f6dcd3244ef337a26d6988e25c9c0a789114ec8b4bc2c7d5340a7cf36121cfee01328e3565f49fada0232a9c4b73128f3ea822eb1606c1b
ImpHash
7fa31382d193841c2f3f3c23ac785060

PE Analysis

Basic Information

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Icon
Hash: 0b11798f2585222f1f59cdcbac681ee3
Fuzzy: 90c34561fc380f0e17dda65a9a6414fb
dHash: 48c4c1c08ecf6c00
Image Base 0x140000000
Entry Point 0x1400200f0
Compilation Time 2001-07-17 22:48:34
Checksum 0x0010ef41 (Actual: 0x0010ef41)
OS Version 10.0
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
PDB Path spoolsv.pdb
Digital Signature No valid SignedData structure was found.
Imports 43 libraries
Exports 225 functions
Resources 17 Resources
Sections 8 Sections

Version Information

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CompanyName Microsoft Corporation
FileDescription Spooler SubSystem App
FileVersion 10.0.26100.3037 (WinBuild.160101.0800)
InternalName spoolsv.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename spoolsv.exe
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.26100.3037
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 613,860 bytes 614,400 bytes 6.31 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 542861921F3AFEEC9A55D832B9B4288D
fothk 0x00097000 4,096 bytes 4,096 bytes 0.02 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E1A0D4D47F596841A84E781039EBC885
.rdata 0x00098000 317,644 bytes 319,488 bytes 4.17 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 58464F73DA980881E0147173330AD567
.data 0x000e6000 12,928 bytes 8,192 bytes 1.61 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 22544BF7200D98060FAFB603A2167AD4
.pdata 0x000ea000 27,168 bytes 28,672 bytes 5.64 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 0DD913B194351A0E87D1907DB57AEE8C
.didat 0x000f1000 416 bytes 4,096 bytes 0.46 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 0B451A7D56631CA13AD3EB102976681E
.rsrc 0x000f2000 58,096 bytes 61,440 bytes 6.14 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ FFCF639E1173418E3B3BA9AC6899A264
.reloc 0x00101000 11,292 bytes 12,288 bytes 5.31 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ E6C86E491D18265100D3AF2CBDE55C37

Resource Analysis

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Total Resources: 17 (57,126 bytes)
Resource Type Count Total Size Percentage
MUI 1 208 bytes
0.4%
RT_ICON 13 55,112 bytes
96.5%
RT_GROUP_ICON 1 188 bytes
0.3%
RT_VERSION 1 920 bytes
1.6%
RT_MANIFEST 1 698 bytes
1.2%

Certificate Chain Analysis

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Certificate Information
Product Microsoft® Windows® Operating System
Description Spooler SubSystem App
File Version 10.0.26100.3037 (WinBuild.160101.0800)
Original Name spoolsv.exe
Internal Name spoolsv.exe
Copyright © Microsoft Corporation. All rights reserved.

✓ 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

No valid SignedData structure was found.

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

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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