GridinSoft Threat Intelligence

Lavasoft.WCAssistant.WinService.exe file report

Under review File reputation report
MD5 cc32b543b0e8cd5538d25bbd50db3d45
Latest seen 2021-07-01 20:07:29 (4 years ago)
First seen 2020-03-23 15:16:27 (6 years ago)
Size 28 KB
Product SPWindowsService
Signed by LAVASOFT SOFTWARE CANADA INC

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-03-23 15:16:27 (6 years ago); latest analysis 2021-07-01 20:07:29 (4 years ago).

Publisher context

Product metadata: SPWindowsService.

Digital signature

Signed by LAVASOFT SOFTWARE CANADA INC. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.

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

Lavasoft.WCAssistant.WinService.exe is a Windows file recorded in the ThreatInfo database. It is associated with SPWindowsService. The current detection status is Undefined, based on the latest analysis from 2021-07-01 20:07:29 (4 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: SPWindowsService
MD5: cc32b543b0e8cd5538d25bbd50db3d45
Size: 28 KB
First Published: 2020-03-23 15:16:27 (6 years ago)
Latest Published: 2021-07-01 20:07:29 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-07-01 20:07:29 (4 years ago)

Overview

Signed By: LAVASOFT SOFTWARE CANADA INC
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on Lavasoft.WCAssistant.WinService.exe is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.

Common Places:

%temp%\webcompanion.zip
%programfiles%\lavasoft\web companion
%windir%\temp\webcompanion.zip

ThreatInfo has observed Lavasoft.WCAssistant.WinService.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 Lavasoft.WCAssistant.WinService.exe across 13 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United Arab Emirates
Share 20.9%
Low High activity

The strongest geographic signal for this file is United Arab Emirates with 20.9% 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 87.0%
Windows 7 10.9%
Windows 8.1 2.2%

The most common operating system signal for Lavasoft.WCAssistant.WinService.exe is Windows 10 with 87.0% 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

Lavasoft.WCAssistant.WinService.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 0x00004c42
Image base 0x00400000

.NET Info:

MVID: ef64607b-0fc7-47db-9ef4-c55d87172323
Typelib ID: a091888b-ce1e-47b2-ae28-1ce27c9f69b3

PE Sections:

Sections 3
Raw data 14336

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

.text 11776 bytes · 82.1% of section data
MD5 5e71c0d033199d7509c9395fd96771d0
.rsrc 2048 bytes · 14.3% of section data
MD5 e30b7dd0a1543f18d58f50056105f728
.reloc 512 bytes · 3.6% of section data
MD5 14e85dec7e3ae8f872ad0bd21259ab11

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 cc32b543b0e8cd5538d25bbd50db3d45.
  • 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.