GridinSoft Threat Intelligence
IMFBigUpgrade.exe file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2021-02-01 13:51:18 (5 years ago); latest analysis 2021-02-09 04:26:17 (5 years ago).
Company metadata: IObit. Product metadata: IObit Malware Fighter.
Signed by IObit Information Technology. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
IMFBigUpgrade.exe is a Windows file recorded in the ThreatInfo database. It is associated with IObit Malware Fighter. The reported company name is IObit. The current detection status is Undefined, based on the latest analysis from 2021-02-09 04:26:17 (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: | IObit Malware Fighter |
| Company Name: | IObit |
| MD5: | 8d6e5b60cf75e8a0508de315db2b9e12 |
| Size: | 2 MB |
| First Published: | 2021-02-01 13:51:18 (5 years ago) |
| Latest Published: | 2021-02-09 04:26:17 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-02-09 04:26:17 (5 years ago) |
Overview
| Signed By: | IObit Information Technology |
| Status: | Valid |
The signature on IMFBigUpgrade.exe 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:
| %temp% |
| %programfiles%\iobit |
ThreatInfo has observed IMFBigUpgrade.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 IMFBigUpgrade.exe across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Turkey with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for IMFBigUpgrade.exe is Windows 10 with 87.5% 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
IMFBigUpgrade.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
8e28899a87f89ee5629b0462ac01cf2f
5c03cdefb3c7a18d92e7855678b5afe9
d195713f82123d49df35481a12034c54
d41d8cd98f00b204e9800998ecf8427e
ae1be14bb71198cb291cfca2976d9b51
d41d8cd98f00b204e9800998ecf8427e
8a8062dbeaf739fe84e29748bd4791b2
9deceee7854257f9304e6d636273cf85
ba5b151a83c6b800dbaa7117731d64c4
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.