How to Remove “qwinsta.exe”

What is qwinsta.exe?

qwinsta.exe is a legitimate process file popularly known as Query Session Utility. It belongs to product Microsoft Operating System, developed by Microsoft Corporation. It is located in C:\Windows by default. Malware programmers write virus files with malicious scripts and save them as qwinsta.exe with an intention to spread virus on the internet.

Affected Platforms: Windows OS

How to determine if your computer is infected with qwinsta.exe malware?

Look out for the these symptoms to check if your PC is infected with qwinsta.exe malware:

  • Unstable internet connection
  • qwinsta.exe 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 qwinsta.exe malware attack:

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

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

How to remove qwinsta.exe malware from system using Comodo Antivirus?

Step 1: Download our award-winning Free Antivirus

Step 2: Select the “Do not detect new networks again” option when Comodo Internet Security internal firewall activates the network detection process.

Step 3: After network detection is over, click on the “Close” button for a scan window.

Step 4: Restart your PC.

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 qwinsta.exe malware from your computer including all other malwares!

44

Malware Entries

First Seen: 31 December 2011 at 5:41 pm
No. Company File Type SHA1 MD5 Malware
Name
Digitally
Signed
File
Version
Product
Version
Submitted
From
Malware Behavior
1 Microsoft Corporation Executable aa57d8d15762d4c4
c4e87f8cd1192f80
8ea30326
3fa5d776085008ed
01c6af50105f2639
Virus.Win32.
Virut.Ce
No 6.1.7601.1
7514
(win7sp1_r
tm.101119-
1850)
6.1.7601.1
7514
5.155.221.120/32 N/A
2 Microsoft Corporation Executable 25dbd15681e49e51
391d4fe13c5ef9fc
37f773ad
1459d2626c03e0a5
95392be19423d5ce
Virus.Win32.
Sality.gen
No 6.1.7600.1
6385
(win7_rtm.
090713-125
5)
6.1.7600.1
6385
31.9.135.244/32 N/A
3 Microsoft Corporation Executable 1313bf3edddc2cfd
d0439df9bc6888a6
5bbba009
43a75a29b87e6fb6
61ba42dd96a5480b
Virus.Win32.
Virut.CE
No 6.1.7601.1
7514
(win7sp1_r
tm.101119-
1850)
6.1.7601.1
7514
Lao People's Democratic Republic N/A
4 Microsoft Corporation Executable fbd8d62c7669a6b0
3418867cbd3e9b69
6c269507
c9c2017d60aa3e78
16a40d7296566c3d
Virus.Win32.
Virut.CE
No 5.1.2600.0
(xpclient.
010817-114
8)
5.1.2600.0 197.33.140.231/32 N/A
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
7

Safe Entries

First Seen: 15 June 2012 at 1:14 pm
No. Company File Type SHA1 MD5 Digitally
Signed
File
Version
Product
Version
Submitted
From
1 Microsoft Corporation Executable 9493469d72255157
93c489437d0f47d5
dc7884c1
7309d11bc2b7a2af
220b8a47b3a0fca4
No 5.2.3790.3
959
(srv03_sp2
_rtm.07021
6-1710)
5.2.3790.3
959
10.224.1.115/32
2 Microsoft Corporation Executable 5983cbe02b0c76ea
2e8183b4393dbe6e
9b2fc0ec
890b2d7fe63e4908
af25a28289ae6c2f
No 10.0.17755
.1
(WinBuild.
160101.080
0)
10.0.17755
.1
Japan
3 Microsoft Corporation Executable 25b7cd6ba34248b1
4c5b88a28d4bc3b1
0d70519b
aabb1c6aa55c050d
5d608b11334db4d9
No 6.2.9200.1
6384
(win8_rtm.
120725-124
7)
6.2.9200.1
6384
Internal Submission
4 Microsoft Corporation Executable df82f307af929483
8854eacaa88b7c72
daa3bcc0
f9c425aed9cb3c42
2b46b6efe70c40fe
No 5.1.2600.0
(xpclient.
010817-114
8)
5.1.2600.0 10.224.1.117/32
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
 
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