GridinSoft Threat Intelligence

ThumbnailExplorer.dll threat report

Detected as Worm.Ramnit File reputation report
MD5 ada5dd8fb6aeaab1994fd9f38ec0c21e
Latest seen 2021-01-06 07:38:16 (5 years ago)
First seen 2021-01-06 07:38:16 (5 years ago)
Size 408 KB

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Worm.Ramnit. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
Worm.Ramnit
Recommended action
Scan and remove
Last analysis
2021-01-06 07:38:16 (5 years ago)
File hash
ada5dd8fb6aeaab1994fd9f38ec0c21e
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Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Worm.Ramnit, part of the Worm threat category.

Category context

Malware capable of spreading across systems, removable media, or networks. Related Worm reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2021-01-06 07:38:16 (5 years ago); latest analysis 2021-01-06 07:38:16 (5 years ago).

Publisher context

Company metadata: Seiko Epson Corporation. Product metadata: ThumbnailExplorer.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Worm category for related samples and common context.

ThumbnailExplorer.dll is a Windows file recorded in the ThreatInfo database. It is associated with ThumbnailExplorer. The reported company name is Seiko Epson Corporation. The current detection status is Worm.Ramnit, based on the latest analysis from 2021-01-06 07:38:16 (5 years ago). ThreatInfo groups this verdict with Worm reports for broader family-level investigation.

If ThumbnailExplorer.dll appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Worm.Ramnit.

Product Name: ThumbnailExplorer
Company Name: Seiko Epson Corporation
MD5: ada5dd8fb6aeaab1994fd9f38ec0c21e
Size: 408 KB
First Published: 2021-01-06 07:38:16 (5 years ago)
Latest Published: 2021-01-06 07:38:16 (5 years ago)
Status: Worm.Ramnit (on last analysis)
Analysis Date: 2021-01-06 07:38:16 (5 years ago)
ThumbnailExplorer.dll detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

%programfiles%\epson software

ThreatInfo has observed ThumbnailExplorer.dll in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

Windows 7 100.0%

The most common operating system signal for ThumbnailExplorer.dll is Windows 7 with 100.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

ThumbnailExplorer.dll is identified as pe for 32-bit systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00022000
Image base 0x10000000

PE Sections:

Sections 6
Raw data 413696

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 69632 bytes · 16.8% of section data
MD5 e419e004af9e7dcde85b2b0722e2ac68
.rdata 40960 bytes · 9.9% of section data
MD5 5ce31ff1532fae89bca42f12fead12f4
.data 4096 bytes · 1.0% of section data
MD5 ecaded78baa5b74c8b3584add3b96342
.rsrc 4096 bytes · 1.0% of section data
MD5 4622c923a4525a6933a3c1c76a7229a7
.reloc 16384 bytes · 4.0% of section data
MD5 73a0b6a20000dd93a1995c88acddb81b
.text 278528 bytes · 67.3% of section data
MD5 8c21fe7739718f3234f25cb0c323b049

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

Report conclusion

GridinSoft detects this file as Worm.Ramnit

This report identifies ThumbnailExplorer.dll by MD5 ada5dd8fb6aeaab1994fd9f38ec0c21e. It is part of the Worm report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with ada5dd8fb6aeaab1994fd9f38ec0c21e.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the Worm category to compare similar reports.