Manually Remove Win32/Rootkit kryptik.op

Is your computer showing some abnormalities such as slow performance and popping up alert messages? Does your antivirus program detect Win32/Rootkit kryptik.op on your computer? Cannot completely remove this threat using your antivirus program? Learn how to manually remove Win32/Rootkit kryptik.op from your machine right now.

Win32/Rootkit kryptik.op is a type of Trojan horse whose main purpose is to attack a user’s computer and steal the sensitive information from the infected computer. It has been widely used by cyber hackers as a tool to make money. It usually breaks into your computer system via spam email attachments, malicious websites, suspicious links or free software downloaded from unsafe sources. When installed on your computer, this Trojan horse will inject some malicious registry entries to the Windows registry so that it can automatically run whenever the Windows is launched. After being executed, this Trojan horse can hide in the background of your system and then perform all sorts of malicious activities to destroy your system. It will drop its malicious files to your hard disks for the purpose of making changes to the original system configuration. It can also change its file names which are similar to the system files names, by doing which it can pretend to be a vital part of the system. Therefore, it is hard for the antivirus program to detect and remove it.

While running in the background, Win32/Rootkit kryptik.op will consume a lot of memory, which greatly slows down the computer performance. It may take a longer time to perform a very simple operation on the computer and you cannot play online games or watch online videos smoothly. Besides, you may find that your browsers are “hijacked” to unwanted websites, regardless of IE, Firefox or Chrome. In addition, your computer would also be attacked by other types of malware, which may result in more and more unpleasant problems. Moreover, your confidential information might be exposed to the remote hackers, since the Trojan horse possesses the capability of tracing your browser cookies and recording your keystrokes. To protect your computer and personal information, it is emergent that you remove the malicious Trojan horse from your computer as early as possible.

How to Manually Remove Win32/Rootkit kryptik.op

Note: It is not suggested that a novice user remove the Trojan horse in the manual way, since it is a complicated and risky task. If any important system files are mistakenly deleted, the system may face serious problems. Actually, a powerful removal tool can help easily and completely get rid of the threats existing on your computer.

Step 1: Restart your computer into the Safe Mode with Networking.

Reboot your infected computer and start tapping the F8 key when it loads. While the Advanced Boot Options appears on the screen, you should use the arrow keys to select “Safe Mode with Networking” as shown below and then press the Enter key.

Step 2: Stop the Trojan horse related processes.

Press keys CTRL+ALT+DEL or CTRL+SHIFT+ESC to start the Windows Task Manager. Select “Processes” and scroll down to search for any processes related to the Trojan horse. Finally, select them and click the “End Process” button to stop them.

Step 3: Delete files associated with Win32/Rootkit kryptik.op.

Navigate to the local disk C, look for and delete the following malicious files.

%AllUsersProfile%\[random]
%AllUsersProfile%\Application Data\.exe
%AllUsersProfile%\Application Data\.dll
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe

Step 4: Remove all Trojan horse related registry entries.

Press the Windows key + R key together. Type “regedit” into the command box and then press Enter. This will open the Registry Editor. Find and remove the malicious registry entries listed below:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “.exe”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system “DisableTaskMgr” = ’1′
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’0′
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnonBadCertRecving” = ’0′
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main “Use FormSuggest” = ‘yes’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced “Hidden” = ’0′
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced “ShowSuperHidden” = 0′

Step 5: Restart your computer back to the normal mode after all the steps above are accomplished.

Conclusion:

Win32/Rootkit kryptik.op is a vicious Trojan horse designed by cyber hackers to destroy the infected computer and steal the victims’ confidential information. This Trojan horse often comes bundled with some free software downloaded from unreliable resources. In some cases, this Trojan horse may be distributed via malicious websites or spam emails. Users may also download this nasty Trojan horse onto their computers when they click on some strange links either contained in spam emails or posted at forums. So, users should be very careful while surfing online. If your computer has been infected by Win32/Rootkit kryptik.op, you must remove it as soon as possible, so as to avoid unnecessary trouble. However, this Trojan horse has the rootkit technique which enables it to bypass the detection and removal from common antivirus programs. In this case, you have to manually get rid of it or search for a highly advanced removal tool to cope with it. Note that the manual removal is only recommended for advanced users. If you are not experienced in computer operation and afraid of making any mistakes, it is highly recommended that you download and use an advanced removal tool to deal with the threat.