What is BigUpgrade_ISU.exe?
BigUpgrade_ISU.exe is part of IObit and developed by IObit according to the BigUpgrade_ISU.exe version information.
BigUpgrade_ISU.exe's description is "IObit Software Updater Upgrade"
BigUpgrade_ISU.exe is digitally signed by IObit CO., LTD.
BigUpgrade_ISU.exe is usually located in the 'C:\Program Files (x86)\IObit\Software Updater\' folder.
None of the anti-virus scanners at VirusTotal reports anything malicious about BigUpgrade_ISU.exe.
If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.
Vendor and version information [?]
The following is the available information on BigUpgrade_ISU.exe:
| Property | Value |
|---|---|
| Product name | IObit |
| Company name | IObit |
| File description | IObit Software Updater Upgrade |
| Internal name | IObit Software Updater Upgrade |
| Original filename | BigUpgrade_ISU.exe |
| Legal copyright | © IObit. All rights reserved. |
| Legal trademark | IObit |
| Product version | 4.0 |
| File version | 4.0.0.40 |
Here's a screenshot of the file properties when displayed by Windows Explorer:
| Product name | IObit |
| Company name | IObit |
| File description | IObit Software Updater Upgrade |
| Internal name | IObit Software Updater Upgrade |
| Original filename | BigUpgrade_ISU.exe |
| Legal copyright | © IObit. All rights reserved. |
| Legal trademark | IObit |
| Product version | 4.0 |
| File version | 4.0.0.40 |
Digital signatures [?]
BigUpgrade_ISU.exe has a valid digital signature.
| Property | Value |
|---|---|
| Signer name | IObit CO., LTD |
| Certificate issuer name | Sectigo RSA Code Signing CA |
| Certificate serial number | 008ba1f172fd50ba8d4c11b74ffac8a282 |
VirusTotal report
None of the 58 anti-virus programs at VirusTotal detected the BigUpgrade_ISU.exe file.
Hashes [?]
| Property | Value |
|---|---|
| MD5 | 24862a53465dd6f444af7a1ad1007c8b |
| SHA256 | 26ff7bc31b0fe33e6619193b3e935c34aa95b21acede32fcb8f114bca856ee61 |
Error Messages
These are some of the error messages that can appear related to bigupgrade_isu.exe:
bigupgrade_isu.exe has encountered a problem and needs to close. We are sorry for the inconvenience.
bigupgrade_isu.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.
IObit Software Updater Upgrade has stopped working.
End Program - bigupgrade_isu.exe. This program is not responding.
bigupgrade_isu.exe is not a valid Win32 application.
bigupgrade_isu.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.
What will you do with the file?
To help other users, please let us know what you will do with the file:
Malware or legitimate?
If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.
And now some shameless self promotion ;)
Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.
If you have questions, feedback on FreeFixer or the freefixer.com website, need help analyzing FreeFixer's scan result or just want to say hello, please contact me. You can find my email address at the contact page.
Comments
Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.
I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.
No comments posted yet.