GridinSoft Threat Intelligence

tb_free.exe file report

Under review File reputation report
MD5 b717ffa8d5cb99e844cc34b51c818366
Latest seen 2021-03-30 20:13:18 (5 years ago)
First seen 2021-03-30 20:13:18 (5 years ago)
Size 115 MB
Publisher CHENGDU YIWO Tech Development Co., Ltd
Product EaseUS Todo Backup Free
Signed by CHENGDU YIWO Tech Development Co., Ltd.;Chengdu Yiwo Technology Development Co., Ltd.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-03-30 20:13:18 (5 years ago); latest analysis 2021-03-30 20:13:18 (5 years ago).

Publisher context

Company metadata: CHENGDU YIWO Tech Development Co., Ltd . Product metadata: EaseUS Todo Backup Free .

Digital signature

Signed by CHENGDU YIWO Tech Development Co., Ltd.;Chengdu Yiwo Technology Development Co., Ltd.. The signature is reported as valid, but signed files can still be bundled or abused.

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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

tb_free.exe is a Windows file recorded in the ThreatInfo database. It is associated with EaseUS Todo Backup Free . The reported company name is CHENGDU YIWO Tech Development Co., Ltd . The current detection status is Undefined, based on the latest analysis from 2021-03-30 20:13:18 (5 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: EaseUS Todo Backup Free
Company Name: CHENGDU YIWO Tech Development Co., Ltd
MD5: b717ffa8d5cb99e844cc34b51c818366
Size: 115 MB
First Published: 2021-03-30 20:13:18 (5 years ago)
Latest Published: 2021-03-30 20:13:18 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-30 20:13:18 (5 years ago)

Overview

Signed By: CHENGDU YIWO Tech Development Co., Ltd.;Chengdu Yiwo Technology Development Co., Ltd.
Status: Valid

The signature on tb_free.exe is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

Common Places:

%sysdrive%\seagate dashboard 2.0\delldesktop\insurance\backup\7ced5817-4769-4532-9552-503a0eac681c\20170517_180405_insuranceinc587\c\users\insurance\desktop

ThreatInfo has observed tb_free.exe 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.

Geographic signal

Observed country distribution

ThreatInfo has seen tb_free.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Czech Republic
Share 100.0%
Low High activity

The strongest geographic signal for this file is Czech Republic with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for tb_free.exe is Windows 10 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.

Analysis

tb_free.exe 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 0x000113bc
Image base 0x00400000

PE Sections:

Sections 8
Raw data 676352

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

.text 61952 bytes · 9.2% of section data
MD5 1a600bbd86f701d3e6b2978b57906082
.itext 3072 bytes · 0.5% of section data
Uncommon name
MD5 0b6f227afa44fd825f60bccacb9073bf
.data 3584 bytes · 0.5% of section data
MD5 da9cb156b6104ba552cb70804b8a50a3
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.idata 3584 bytes · 0.5% of section data
MD5 93d91a2b90e60bd758fc0c4908856ae1
.tls 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.rdata 512 bytes · 0.1% of section data
MD5 3dffc444ccc131c9dcee18db49ee6403
.rsrc 603648 bytes · 89.3% of section data
MD5 a9f403c8ff3402144e9335667cf9dd17

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

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with b717ffa8d5cb99e844cc34b51c818366.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.