GridinSoft Threat Intelligence

notification_helper.exe file report

Under review File reputation report
MD5 fd9f6c134a7b7fc066503edc101439a2
Latest seen 2026-05-14 02:01:00 (a week ago)
First seen 2026-04-01 23:00:58 (2 months ago)
Size 999 KB
Publisher Work Product Inc.
Product OneBrowser
Signed by Work Product Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2026-04-01 23:00:58 (2 months ago); latest analysis 2026-05-14 02:01:00 (a week ago).

Publisher context

Company metadata: Work Product Inc.. Product metadata: OneBrowser.

Digital signature

Signed by Work Product Inc.. 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

notification_helper.exe is a Windows file recorded in the ThreatInfo database. It is associated with OneBrowser. The reported company name is Work Product Inc.. The current detection status is Undefined, based on the latest analysis from 2026-05-14 02:01:00 (a week 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: OneBrowser
Company Name: Work Product Inc.
MD5: fd9f6c134a7b7fc066503edc101439a2
Size: 999 KB
First Published: 2026-04-01 23:00:58 (2 months ago)
Latest Published: 2026-05-14 02:01:00 (a week ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-05-14 02:01:00 (a week ago)

Overview

Signed By: Work Product Inc.
Status: Valid

The signature on notification_helper.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:

%programfiles%\ob\application
%programfiles%\ob\application\137.0.7151.69\installer\chrome.7z\chrome-bin

ThreatInfo has observed notification_helper.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 notification_helper.exe across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 62.5%
Low High activity

The strongest geographic signal for this file is United States with 62.5% 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 notification_helper.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

notification_helper.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 0x000a4fb0
Image base 0x00400000

PE Sections:

Sections 8
Raw data 1011712

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

.text 841216 bytes · 83.1% of section data
MD5 7282185452e2db560eb7beab16e675f0
.rdata 120320 bytes · 11.9% of section data
MD5 f38a5731c0bdd8603b390b977129726d
.data 13824 bytes · 1.4% of section data
MD5 031ddef01cc820248d6490aa15322dad
.fptable 512 bytes · 0.1% of section data
Uncommon name
MD5 bf619eac0cdf3f68d496ea9344137e8b
.tls 512 bytes · 0.1% of section data
MD5 4759dfa559dc24b964a4cd89db43c381
CPADinfo 512 bytes · 0.1% of section data
Uncommon name
MD5 842689af09e7bf563672a4b43f1a2286
.rsrc 2560 bytes · 0.3% of section data
MD5 0f3b164a44a2b917ebe63311a5bf7907
.reloc 32256 bytes · 3.2% of section data
MD5 f6daa9e64570cae0c62d3c2c12a88e1e

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 fd9f6c134a7b7fc066503edc101439a2.
  • 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.