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The spoolsv.exe (Spooler SubSystem App) File Analysis

Updated 3 months 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 1.0.226.174
Database Version 2025-10-08 22:00:27 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
987,136
File Size (bytes)
2025-10-08
Analysis Date

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File Identification

Hash Type Value Action
MD5
3553e812553ae28caccd2ab8a69f1f20
SHA1
6e411d7cc5a41940c24fc698bf6f88c89119ff22
SHA256
2063f7a16d707dc8d7bea722dd70b851c224e5b53c3b9291c1915eb7da9dd5f8
SHA512
8742a9dbf7436e83cc239163c9afc334dcda0a3bdc2fcf9bb0437a0c1f783b93f733ca9f72e86547bccdc7fd3c5b89213f1158329a674335efd3898eeb82a717
ImpHash
b19b0010ca22a8f9337eb0f453be4dd8

PE Analysis

Basic Information

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Icon
Hash: 0b11798f2585222f1f59cdcbac681ee3
Fuzzy: 90c34561fc380f0e17dda65a9a6414fb
dHash: 48c4c1c08ecf6c00
Image Base 0x140000000
Entry Point 0x14001c3d0
Compilation Time 1987-05-28 01:18:11
Checksum 0x000fff0e (Actual: 0x000fff0e)
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 45 libraries
Exports 225 functions
Resources 17 Resources
Sections 8 Sections

Version Information

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CompanyName Microsoft Corporation
FileDescription Spooler SubSystem App
FileVersion 10.0.26100.6725 (WinBuild.160101.0800)
InternalName spoolsv.exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename spoolsv.exe
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.26100.6725
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 537,412 bytes 540,672 bytes 6.25 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 6DF139F339296D4426FF23EC381F4F7B
fothk 0x00085000 4,096 bytes 4,096 bytes 0.02 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ EC4C8CA0AB4689914EC9CD77BC327F46
.rdata 0x00086000 319,738 bytes 323,584 bytes 4.13 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ BEA6F65C531D70C69D2599F055E23112
.data 0x000d5000 12,608 bytes 8,192 bytes 1.64 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 5C25892FF9938D0C849652D370D0637E
.pdata 0x000d9000 26,100 bytes 28,672 bytes 5.42 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B7FF60D9D433E044610F0E21A76BF298
.didat 0x000e0000 432 bytes 4,096 bytes 0.46 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 399FECD177C052C12C1636B6DF99D85F
.rsrc 0x000e1000 58,096 bytes 61,440 bytes 6.14 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 60A3AFFEE2BFCB45C93952CFED80FD56
.reloc 0x000f0000 11,340 bytes 12,288 bytes 5.31 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ CC88C20872AFE6A97D8988651DD388D8

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 10.0.26100.6725 (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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