How to Remove “quser.exe”

quser.exe is a legitimate executable file developed by Microsoft Corporation. This process is known as Query User Utility and it belongs to the product Microsoft Windows Operating System. It is commonly stored in C:\Windows\WinSxS\amd64_microsoft-windows-t..commandlinetoolsmqq_31bf3856ad364e35_6.2.9200.16384_none_81f318c635c95479. Cybercriminals find a way out to mimic malicious programs in the name of quser.exe to spread malware infection.

Affected Platform: Windows OS

How to detect whether your system is affected by quser.exe ?

Viruses can easily affect and corrupt “.exe” files causing several system malfunctions. Below are the symptoms to check if your system is infected with the malware:

  • Problem during computer startup.
  • Problem during program startup.
  • Errors while running specific functions.
  • Damaged and missing link files.
  • Conflict in the process.
  • Missing or corrupted driver files.
  • Invalid Windows registry.
  • Hardware malfunction.

To further establish the infection of malware, take the following steps:

  • Go to Task Manager by pressing the combination of keys CTRL+ALT+DEL.
  • Go to the process tab and right-click on the quser.exe file and open its location.

If the file is located outside C:\Windows\WinSxS\amd64_microsoft-windows-t..commandlinetoolsmqq_31bf3856ad364e35_6.2.9200.16384_none_81f318c635c95479, then you should perform an antivirus scan to get rid of the malware infection.

How does Comodo Antivirus help you to protect your system from quser.exe malware?

Comodo Antivirus protects your system from malware attacks and also removes any existing infections. Following are the steps to effectively purge out the quser.exe malware from your system.

Step 1: Download and install Comodo Antivirus.

Step 2: Check the option “Do not detect new networks again” when the Comodo Internet Security firewall activates.

Step 3: After the process of network detection is finished, click “Close” button.

Step 4: Restart your PC.

Step 5: Wait until the Comodo Internet Security updates the antivirus.

Step 6: Initiate a quick scan that instantly begins after the update.

Step 7: If the system is infected with quser.exe malware or any other threats, you will be prompted with an alert screen upon scanning.

Step 8: Comodo Antivirus will remove quser.exe malware from your computer including all other malwares!

33

Malware Entries

Safe Entries
First Seen: 26 November 2011 at 9:56 pm
No. Company File Type SHA1 MD5 Malware
Name
Digitally
Signed
File
Version
Product
Version
Submitted
From
Malware Behavior
1 N/A Executable b6b39d1d02f69ec0
4cd55221d4afaa89
572baeb5
5ac116ed8c2e9958
6f364bb136a76fa7
Virus.Win32.
Virut.CE
No N/A N/A Nigeria N/A
2 Microsoft Corporation Executable 8bc46f41ca1bbf9f
ec740142db7aaa4c
dbb3811a
c74786037d93c4d7
839a086d43f6b6d4
Virus.Win32.
Virut.CE
No 6.1.7601.1
7514
(win7sp1_r
tm.101119-
1850)
6.1.7601.1
7514
Indonesia N/A
3 Корпорация Майкрософт Executable 06e0e647c7668dff
d8e46018c7848ecf
7bfc5480
55881d64c696e52f
5677d8d0da7085a7
Virus.Win32.
Sality.gen
No 5.1.2600.0
(xpclient.
010817-114
8)
5.1.2600.0 Ukraine N/A
4 Microsoft Corporation Executable 5c901c2049f1e514
de7179ff6f8e9306
f2ce7ca2
f4c77d2662267496
c69ffb0edb50b101
Virus.Win32.
Virut.CE
No 6.1.7600.1
6385
(win7_rtm.
090713-125
5)
6.1.7600.1
6385
Algeria N/A
Display 4 items per page
  • 4 items per page
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11

Safe Entries

Safe Entries
First Seen: 09 January 2009 at 10:11 am
No. Company File Type SHA1 MD5 Digitally
Signed
File
Version
Product
Version
Submitted
From
1 N/A Executable 8040c04017e6b1af
0b704e632fa1fb46
55d5eef1
3147f9b0c7089dd6
98778246e835c494
No N/A N/A 176.111.228.183/32
2 Microsoft Corporation Executable 5613471977396bd8
f938c6507ec2227e
dbd2c8a9
38c81af609c65656
912e5a7e796fd9c4
No 5.1.2600.0
(xpclient.
010817-114
8)
5.1.2600.0 10.100.130.247/32
3 Microsoft Corporation Executable 89c90df9dd946942
6572cf0513fb0b40
3e25061e
5d71d84b111b5a18
55babf3db869063c
No 5.2.3790.1
830
(srv03_sp1
_rtm.05032
4-1447)
5.2.3790.1
830
10.224.1.65/32
4 Microsoft Corporation Executable 0fb793bc0423a7eb
ce91b0c57446a3b3
e06f50b3
61edbcb6918dc58a
36e797d98a29d27d
No 10.0.17755
.1
(WinBuild.
160101.080
0)
10.0.17755
.1
Japan
Display 4 items per page
  • 4 items per page
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