GridinSoft Threat Intelligence

DiskDefrag_Scheduler.dll file report

Under review File reputation report
MD5 b1c755d8c4e7057ace38f998f68c85c2
Latest seen 2021-03-28 20:20:28 (5 years ago)
First seen 2020-06-21 17:13:32 (5 years ago)
Size 398 KB
Publisher Ausl?ogics
Product Boo?stSpeed
Signed by Auslogics Labs Pty Ltd

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-06-21 17:13:32 (5 years ago); latest analysis 2021-03-28 20:20:28 (5 years ago).

Publisher context

Company metadata: Ausl?ogics. Product metadata: Boo?stSpeed.

Digital signature

Signed by Auslogics Labs 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

DiskDefrag_Scheduler.dll is a Windows file recorded in the ThreatInfo database. It is associated with Boo?stSpeed. The reported company name is Ausl?ogics. The current detection status is Undefined, based on the latest analysis from 2021-03-28 20:20:28 (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: Boo?stSpeed
Company Name: Ausl?ogics
MD5: b1c755d8c4e7057ace38f998f68c85c2
Size: 398 KB
First Published: 2020-06-21 17:13:32 (5 years ago)
Latest Published: 2021-03-28 20:20:28 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-28 20:20:28 (5 years ago)

Overview

Signed By: Auslogics Labs Pty Ltd
Status: Valid

The signature on DiskDefrag_Scheduler.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%\auslogics
%programfiles%

ThreatInfo has observed DiskDefrag_Scheduler.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 DiskDefrag_Scheduler.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Iran, Islamic Republic of
Share 30.0%
Low High activity

The strongest geographic signal for this file is Iran, Islamic Republic of with 30.0% 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 83.3%
Windows 7 16.7%

The most common operating system signal for DiskDefrag_Scheduler.dll is Windows 10 with 83.3% 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

DiskDefrag_Scheduler.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 0x0002980c
Image base 0x00400000

PE Sections:

Sections 10
Raw data 390144

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

.text 162816 bytes · 41.7% of section data
MD5 28470d5457cf15ea13b52a8cc3231686
.itext 2560 bytes · 0.7% of section data
Uncommon name
MD5 30fe860d8977e2c4238888238f3797d3
.data 3072 bytes · 0.8% of section data
MD5 79ddea39d3f2dee6eac189bc8f27d153
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.idata 52736 bytes · 13.5% of section data
MD5 4bf779bef4c861b4c6b0614b11f768da
.edata 512 bytes · 0.1% of section data
MD5 96af7a31961d550b34bef70afadcb51a
.rdata 512 bytes · 0.1% of section data
MD5 db5c25175dfaa343a760a5c0a7afeec2
.reloc 13824 bytes · 3.5% of section data
MD5 d6301de76efd2fc2b60992fe13758140
.rsrc 57344 bytes · 14.7% of section data
MD5 141eb372b018da51c31eb3e2f0a8671b
.xdata 96768 bytes · 24.8% of section data
Uncommon name
MD5 4ab039fb287afa962acec0a0b0c98fc2

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 b1c755d8c4e7057ace38f998f68c85c2.
  • 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.