GridinSoft Threat Intelligence

UserFeedback.exe file report

Under review File reputation report
MD5 39b83e702c2c016133f4d7b77085ff51
Latest seen 2021-01-14 19:13:57 (5 years ago)
First seen 2021-01-14 19:13:57 (5 years ago)
Size 447 KB
Publisher OSToto Co., Ltd.
Product User Feedback

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-01-14 19:13:57 (5 years ago); latest analysis 2021-01-14 19:13:57 (5 years ago).

Publisher context

Company metadata: OSToto Co., Ltd.. Product metadata: User Feedback.

Digital signature

Signed by Shenzhen DriveTheLife Software Technology 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.

UserFeedback.exe is a Windows file recorded in the ThreatInfo database. It is associated with User Feedback. The reported company name is OSToto Co., Ltd.. The current detection status is Undefined, based on the latest analysis from 2021-01-14 19:13:57 (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.

Product Name: User Feedback
Company Name: OSToto Co., Ltd.
MD5: 39b83e702c2c016133f4d7b77085ff51
Size: 447 KB
First Published: 2021-01-14 19:13:57 (5 years ago)
Latest Published: 2021-01-14 19:13:57 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-14 19:13:57 (5 years ago)

The signature on UserFeedback.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.

%programfiles%\ostotosoft

ThreatInfo has observed UserFeedback.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.

Windows 10 100.0%

The most common operating system signal for UserFeedback.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.

UserFeedback.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 0x0000ef93
Image base 0x00400000

PE Sections:

Sections 5
Raw data 440832

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

.text 126464 bytes · 28.7% of section data
MD5 5d28e58e29e4e30917b76adeeeb6d859
.rdata 49152 bytes · 11.1% of section data
MD5 eae5789957efe417811f52cdb0f3034e
.data 5632 bytes · 1.3% of section data
MD5 1ce52d0ddbf4087982aaeee4a9eed10d
.rsrc 245248 bytes · 55.6% of section data
MD5 67dbc381e4b007df3ce140fd004ad023
.reloc 14336 bytes · 3.3% of section data
MD5 fc74601e3e74635790dcf90bf968e418

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 39b83e702c2c016133f4d7b77085ff51.
  • 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.