GridinSoft Threat Intelligence

InternetOptimizerHelper.dll file report

Under review File reputation report
MD5 e2f257d0b008766f1d9168d931e692ed
Latest seen 2021-01-01 20:17:22 (5 years ago)
First seen 2019-06-19 20:41:16 (6 years ago)
Size 426 KB
Publisher TweakBit
Product PCRepairKit
Signed by Tweakbit Pty Ltd

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2019-06-19 20:41:16 (6 years ago); latest analysis 2021-01-01 20:17:22 (5 years ago).

Publisher context

Company metadata: TweakBit. Product metadata: PCRepairKit.

Digital signature

Signed by Tweakbit Pty 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

InternetOptimizerHelper.dll is a Windows file recorded in the ThreatInfo database. It is associated with PCRepairKit. The reported company name is TweakBit. The current detection status is Undefined, based on the latest analysis from 2021-01-01 20:17:22 (5 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

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: PCRepairKit
Company Name: TweakBit
MD5: e2f257d0b008766f1d9168d931e692ed
Size: 426 KB
First Published: 2019-06-19 20:41:16 (6 years ago)
Latest Published: 2021-01-01 20:17:22 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-01 20:17:22 (5 years ago)

Overview

Signed By: Tweakbit Pty Ltd
Status: Valid

The signature on InternetOptimizerHelper.dll 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%\tweakbit

ThreatInfo has observed InternetOptimizerHelper.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.

Geographic signal

Observed country distribution

ThreatInfo has seen InternetOptimizerHelper.dll across 11 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 42.1%
Low High activity

The strongest geographic signal for this file is United States with 42.1% 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 84.2%
Windows 7 10.5%
Windows 8 5.3%

The most common operating system signal for InternetOptimizerHelper.dll is Windows 10 with 84.2% 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

InternetOptimizerHelper.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 0x000499ac
Image base 0x00400000

PE Sections:

Sections 8
Raw data 420352

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

.text 293376 bytes · 69.8% of section data
MD5 bb4543ea8030acf3a3673d4e48b9afe3
.itext 2560 bytes · 0.6% of section data
Uncommon name
MD5 ca15e83f6eed24034ecc7e0b0c730ef3
.data 3072 bytes · 0.7% of section data
MD5 45951edaca1b65fbf7708ba5820dc521
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.idata 38400 bytes · 9.1% of section data
MD5 30489d475bea91074be2e61180c8e3bb
.edata 512 bytes · 0.1% of section data
MD5 53dca4d404f44cb47a8c4a0759e3a45b
.reloc 25600 bytes · 6.1% of section data
MD5 edf0d0fc424ded4211daf9097542d9b7
.rsrc 56832 bytes · 13.5% of section data
MD5 b340a410b15f1593cbba50a5d9bdb0e4

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 e2f257d0b008766f1d9168d931e692ed.
  • 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. Use the PUP category to compare similar reports.