GridinSoft Threat Intelligence

firefox.exe threat report

Detected as Trojan.Heur! File reputation report
MD5 d29988c4f44fd5c9426dcbf3f23fed78
Latest seen 2025-02-10 23:01:55 (a year ago)
First seen 2025-02-10 23:01:55 (a year ago)
Size 2 MB
Publisher Mozilla Corporation
Product Tor Browser

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Heur!. 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
Trojan.Heur!
Recommended action
Scan and remove
Last analysis
2025-02-10 23:01:55 (a year ago)
File hash
d29988c4f44fd5c9426dcbf3f23fed78
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Heur!.

Timeline

First seen 2025-02-10 23:01:55 (a year ago); latest analysis 2025-02-10 23:01:55 (a year ago).

Publisher context

Company metadata: Mozilla Corporation. Product metadata: Tor Browser.

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.

File context

firefox.exe is a Windows file recorded in the ThreatInfo database. It is associated with Tor Browser. The reported company name is Mozilla Corporation. The current detection status is Trojan.Heur!, based on the latest analysis from 2025-02-10 23:01:55 (a year ago).

If firefox.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 Trojan.Heur!.

File Details

Product Name: Tor Browser
Company Name: Mozilla Corporation
MD5: d29988c4f44fd5c9426dcbf3f23fed78
Size: 2 MB
First Published: 2025-02-10 23:01:55 (a year ago)
Latest Published: 2025-02-10 23:01:55 (a year ago)
Status: Trojan.Heur! (on last analysis)
Analysis Date: 2025-02-10 23:01:55 (a year ago)

Detection screenshot

firefox.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.

Common Places:

%sysdrive%\tor browser

ThreatInfo has observed firefox.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 firefox.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Morocco
Share 100.0%
Low High activity

The strongest geographic signal for this file is Morocco with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for firefox.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

firefox.exe is identified as pe for 64-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 64-bit
Subsystem Windows GUI
Entry point 0x00001140
Image base 0x0000000140000000

PE Sections:

Sections 9
Raw data 2338816

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

.text 1017856 bytes · 43.5% of section data
MD5 733fb11147b21a0b033d3a0155aacbfb
.rdata 223744 bytes · 9.6% of section data
MD5 05b06fcc91a594d46231edf2f6c61c77
.buildid 512 bytes · 0.0% of section data
Uncommon name
MD5 2e8b8c8a31bbd89916586cfde59e2f01
.data 2560 bytes · 0.1% of section data
MD5 d98f69a9c0ffa8c128856fa45dc2d20d
.pdata 35840 bytes · 1.5% of section data
MD5 e75915f5e7f3ffb99596a318fc0cc9f8
.freestd 512 bytes · 0.0% of section data
Uncommon name
MD5 bf619eac0cdf3f68d496ea9344137e8b
.tls 512 bytes · 0.0% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 467456 bytes · 20.0% of section data
MD5 95926f6318a7bc15dd172d27628df211
.reloc 589824 bytes · 25.2% of section data
MD5 2fca3bd1f1a7cde8e663cb04f4a1085b

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 Trojan.Heur!

This report identifies firefox.exe by MD5 d29988c4f44fd5c9426dcbf3f23fed78. 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 d29988c4f44fd5c9426dcbf3f23fed78.
  • 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.