How to Remove “USBSER_LOWERFLT.SYS”

What is Usbser_lowerflt.sys?

Usbser_lowerflt.sys is a legitimate process file popularly known as description upperdev, which is a driver file.  It is associated with software Nokia developed by Nokia. It is located in C:\Program Files by default.

Malware programmers write virus files with malicious scripts and save them as Usbser_lowerflt.sys with an intention to spread virus on the internet.

Affected Platforms: Windows OS

How to determine if your computer is infected with Usbser_lowerflt.sys malware?

Look out for the these symptoms to check if your PC is infected with Usbser_lowerflt.sys malware:
  • Unstable internet connection
  • Usbser_lowerflt.sys occupies extra CPU space
  • PC processing speed slows down
  • Browser often redirects to irrelevant websites
  • Browser is bombarded with hordes of popup ads
  • Computer screen freezes repeatedly
Take the following steps to diagnose your PC for possible Usbser_lowerflt.sys malware attack:

Step 1: Simultaneously press CTRL+ALT+DEL keys to open Task Manager.

Step 2: If you notice the file located outside C:\Program Files perform an antivirus scan to get rid of the malware.

How to remove Usbser_lowerflt.sys malware from system using Comodo Antivirus?

Step 1: Download our award-winning Free Antivirus

Step 2: Installation configuration frames will be displayed. Select the configuration you would like to apply.

Step 3: Select Customize Configuration option and arrange installers, configuration, and file location.

Step 4: Restart your PC after the installation gets over

Step 5: Wait for Comodo Internet Security to update the antivirus.

Step 6: Proceed with the quick scan that automatically begins after the update.

Step 7: If threats are found during the scanning, you will be notified through an alert screen.

Step 8: Comodo Antivirus will remove Usbser_lowerflt.sys malware from your computer including all other malwares!
0

Malware Entries

No. Company File Type SHA1 MD5 Malware
Name
Digitally
Signed
File
Version
Product
Version
Submitted
From
Malware Behavior
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
46

Safe Entries

First Seen: 25 July 2008 at 12:29 pm
No. Company File Type SHA1 MD5 Digitally
Signed
File
Version
Product
Version
Submitted
From
1 Nokia Executable 474b52f0bca153f1
fc03241f07c0c608
2a95a247
0ccadc7391021376
edbb8aa649d04e68
No 7.1.30.52 N/A Italy
2 Nokia Executable 1005c1bfddc200f5
213a742a22cbdf8c
7c73ae2a
8721f55d8bc9f89e
3a63cebdf5ef4fa3
No 7.1.32.84 N/A United States
3 Nokia Executable 474b52f0bca153f1
fc03241f07c0c608
2a95a247
0ccadc7391021376
edbb8aa649d04e68
No 7.1.30.52 N/A India
4 Nokia Executable 4a2911ff91fe21bd
5f3b046f7d46e296
8f7cd80d
b1b8bee26227dad9
835019201552cb05
No 7.1.28.49 N/A Internal Submission
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
 
Exclusive Offer
Get Free Endpoint Protection
Get Advanced
Endpoint
Protection

Award-Winning Security to Protect Your Clients from Cyber Attacks

Comodo Internet Security Pro

Free Antivirus protection from hackers! Get the ultimate Antivirus solution to keep your PC clean and to remove viruses from a slow or infected PC. Improve the PC performance at home or use it on-the-go!

Get Comodo Internet Security Comodo Internet Security