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The ThumbViewer.exe (The Quick viewer for thumbnail cache) File Analysis

Updated 3 months ago
Checked by Malware Check
ThumbViewer.exe

Technical Analysis

File Name ThumbViewer.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.226.174
Database Version 2025-09-29 21:00:34 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
565,248
File Size (bytes)
2025-09-29
Analysis Date

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File Identification

Hash Type Value Action
MD5
68c5377e4244c5a3e4d23f1b96488239
SHA1
8051739491dd97096d825a44f7840117751bcf8a
SHA256
e8ff33082945f4b2a290680b6c9719dc7cca64b3fcd8f0e76404210fba920aad
SHA512
270bdfb7a168e230b07b66bbbd7b6702714a5bda4207d77c6597fcba0c3f9335aa4c40036b8dd6c42b0507673c30cf8f1ffe5e246b8808226b71a64e3bc99a33
ImpHash
2fd556b3443694199d215be949d54810

PE Analysis

Basic Information

▼
Icon
Hash: 036b07821b682e27d985662012834fb2
Fuzzy: b9503f13e0bb3d03f1b92ff2f22eceb4
dHash: c8c4c0868c3c6061
Image Base 0x00400000
Entry Point 0x0043b430
Compilation Time 2011-04-30 05:04:38
Checksum 0x00000000 (Actual: 0x0008a4d0)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 11 libraries
Exports 478 functions
Resources 25 Resources
Sections 4 Sections

Version Information

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AuthorName Igor Tolmachev
Comments Home page: www.itsamples.com
FileDescription The Quick viewer for thumbnail cache
FileVersion 2.2.0.7
InternalName ThumbViewer
LegalCopyright © 2008-2011 Igor Tolmachev, ITSamples
LegalTrademarks ThumbViewer™
OriginalFilename ThumbViewer.EXE
ProductName The Quick viewer for thumbnail cache
ProductVersion 2.2.0.7
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 412,546 bytes 413,696 bytes 6.52 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ CB7DCC30EC5F20E1DBFF7A7C8C286354
.rdata 0x00066000 63,581 bytes 65,536 bytes 6.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 4B471A4857CA4A299C9D12FF6E9AE34D
.data 0x00076000 19,308 bytes 20,480 bytes 4.90 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE C3E4F046C6DEB73E947DA536D303BBA0
.rsrc 0x0007b000 57,440 bytes 61,440 bytes 4.64 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ F3F8C230EE7F86F7B2D31FCD6E521E67
Entropy Analysis Alert

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

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Total Resources: 25 (55,975 bytes)
Resource Type Count Total Size Percentage
RT_ICON 8 51,136 bytes
91.4%
RT_MENU 2 502 bytes
0.9%
RT_DIALOG 2 1,174 bytes
2.1%
RT_STRING 8 1,366 bytes
2.4%
RT_ACCELERATOR 1 16 bytes
0%
RT_GROUP_ICON 2 124 bytes
0.2%
RT_VERSION 1 996 bytes
1.8%
RT_MANIFEST 1 661 bytes
1.2%

Certificate Chain Analysis

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Certificate Information
Product The Quick viewer for thumbnail cache
Description The Quick viewer for thumbnail cache
File Version 2.2.0.7
Original Name ThumbViewer.EXE
Internal Name ThumbViewer
Copyright © 2008-2011 Igor Tolmachev, ITSamples

✓ 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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