GridinSoft Threat Intelligence

maintenanceservice_installer.exe threat report

Detected as General Threat File reputation report
MD5 96b4de4ddaadd7c2887d8bfcffb973ac
Latest seen 2021-01-11 20:10:45 (5 years ago)
First seen 2021-01-11 20:10:45 (5 years ago)
Size 149 KB
Product Firefox

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as General Threat. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name
General Threat
Recommended action
Scan and remove
Last analysis
2021-01-11 20:10:45 (5 years ago)
File hash
96b4de4ddaadd7c2887d8bfcffb973ac
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as General Threat.

Timeline

First seen 2021-01-11 20:10:45 (5 years ago); latest analysis 2021-01-11 20:10:45 (5 years ago).

Publisher context

Company metadata: Mozilla Corporation. Product metadata: Firefox.

Digital signature

Signed by Mozilla Corporation. 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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.

maintenanceservice_installer.exe is a Windows file recorded in the ThreatInfo database. It is associated with Firefox. The reported company name is Mozilla Corporation. The current detection status is General Threat, based on the latest analysis from 2021-01-11 20:10:45 (5 years ago).

If maintenanceservice_installer.exe appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as General Threat.

Product Name: Firefox
Company Name: Mozilla Corporation
MD5: 96b4de4ddaadd7c2887d8bfcffb973ac
Size: 149 KB
First Published: 2021-01-11 20:10:45 (5 years ago)
Latest Published: 2021-01-11 20:10:45 (5 years ago)
Status: General Threat (on last analysis)
Analysis Date: 2021-01-11 20:10:45 (5 years ago)
maintenanceservice_installer.exe detection screenshot

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

Signed By: Mozilla Corporation
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on maintenanceservice_installer.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.

%programfiles%

ThreatInfo has observed maintenanceservice_installer.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 7 100.0%

The most common operating system signal for maintenanceservice_installer.exe is Windows 7 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.

maintenanceservice_installer.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 0x0000322e
Image base 0x00400000

PE Sections:

Sections 5
Raw data 61952

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

.text 25088 bytes · 40.5% of section data
MD5 9dca43f07e072b6ab5b47217e8148626
.rdata 5632 bytes · 9.1% of section data
MD5 0aa2dc336f7337ed3785ee2afeacae36
.data 1536 bytes · 2.5% of section data
MD5 25a0547494fc1187f1c34d41f766d083
.ndata 0 bytes · 0.0% of section data
Uncommon name
MD5 d41d8cd98f00b204e9800998ecf8427e
.rsrc 29696 bytes · 47.9% of section data
MD5 55ab2ba0603603e929a47bbd4698edb7

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

GridinSoft detects this file as General Threat

This report identifies maintenanceservice_installer.exe by MD5 96b4de4ddaadd7c2887d8bfcffb973ac. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 96b4de4ddaadd7c2887d8bfcffb973ac.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found.