ESET NOD antivirus says my laptop is infected with the WIN32/Agent.USRtrojan virus and I cannot get it removed because it keeps saying’Unable to clean’. It really frustrated me because since my computer was infected, I have detected many things working weirdly. It works slower than before and sometimes I get blue screen of death. Please help!!!
WIN32/Agent.USRtrojan is a Trojan horse that is known to load during startup of Windows where it could open up access for a remote attacker to infiltrate the infected system. It can access the computer directly by taking advantage of weakness in Internet browser and security. This virus is able to corrupt the infected computer significantly by messing up your registry settings and other important windows system files. Then it will drop several malicious files and folders on your computer, making computer slow and freeze.
Once a Trojan is installed, it will create a secret backdoor into your computer. This allows hackers to easily access your computer. It also gives the hackers a great way to put additional viruses or software onto your computer. Also it may monitor web-browsing activity of the user and redirect users to all kinds of ad sites against their wills. It is proved that such tricky virus can attack both 32-bit and 64-bit Windows operating system. Thus, if you detect WIN32/Agent.USRtrojan from ESET NOD antivirus or other security tools, you have to remove it without any doubt, otherwise it will endanger your PC further.
1. It can compromise your system and may introduce additional infections like rogue software.
2. It forces you to visit websites and advertisements which are not trusted and may lead you to pay money wrongly for worthless products.
3. It takes up high resources and strikingly slows down your computer speed and even causes your computer stuck frequently.
4. It may allow cyber criminals to track your computer and steal your personal information.
This is a tricky virus that is able to disable antivirus programs so that it cannot even be detected or removed by antivirus programs, you need to manually remove it out of the computer. And in case that any mistake might occur and cause unpredictable damages, please spend some time on making a backup beforehand. Then follow these steps given as below:
1. Show hidden files and folders.
Open Folder Options by clicking the Start button, clicking Control Panel, clicking Appearance and Personalization, and then clicking Folder Options.
Click the View tab.
Under Advanced settings, click Show hidden files and folders, uncheck Hide protected operating system files (Recommended) and then click OK.
2. Open Registry entries. Find out the malicious files and entries and then delete all.
Attention: Always be sure to back up your PC before making any changes.
a. Press the “Start” button and then choose the option “Run”. In the “Open” field, type “regedit” and click the “OK” button.
b. All malicious files and registry entries that should be deleted:
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe(random)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run ‘Random’
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random
WIN32/Agent.USRtrojan is a highly dangerous Trojan that has an ability to download and run other malware on the compromised computer. It is designed by cyber criminals to violate your privacy and compromise your security aggressively. Once running on the background, it will create a backdoor and connect to a remote server, allowing a remote attacker to gain control on the compromised computer. Users always acquire this Trojan by visiting infected websites. On local networked computers, the Trojan will spread by infecting files on shared folders and drives. It may also spread through USB drives and other unsafe external devices. In conclusion, it is necessary for PC users to get rid of WIN32/Agent.USRtrojan as quickly as possible.
Note: If you are confused with the manual guide above, please contact experts from Yoocare Online Tech Support for further help.
Published by & last updated on November 6, 2013 5:11 am
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