A rootkit is a type of malicious program which enables the hackers to gain administrator access onto a PC. Technically, it is classified as a Trojan virus. On a Linux system, the rootkit is called as a “root” access. Rootkits contain the tools and malicious code that help the attackers to hide their presence as well as give the hackers full control of the server or a client machine continuously without being noticed. In some cases, they even cause the typical malware type issues. In this post, we will show you some ways to eliminate a Rootkit from infected system.
A typical rootkit consists following utilities:
• Log-Wiping Utilities: Hits the logs to cover tracks.
• IRC\Bots: Bots are used to take over the IRC channels.
• Miscellaneous programs: It may contain exploit and log editor.
• Packet Sniffers: Sniff the network traffic such as TELNET, POP3, FTP.
• Backdoor Programs: Login backdoors, telnet etc.
• DDoS Programs: Turn the box into a DDoS client.
Rootkits are normally installed on the computer when they have been successfully compromised a machine and the highest level of access has been given. Few rootkits refuses to be installed until the attackers has root access due to read or write permission to certain files. Once the PC has been successfully compromised and the cyber hackers has get a root, then they may install the rootkit and allowing them to cover their tracks in order to wipe the log files. In case, if you detect a rootkit on your system, the challenge is on. What to do..?? Due to its malicious activities, it is strongly recommended to eliminate rootkit from an infected machine as soon as possible so as to protect your PC from any damages. In this article, we will explain the ways for the complete removal of rootkit from your computer.
Here are some methods for an instant rootkit removal:
• Manual rootkit removal.
• Reformat the disk and re-install the OS.
• Automatic removal of rootkit. (Optional)
Although, it is possible with the right understanding of the removal procedure and enough patience to eliminate most of these infections manually from the computer. The second way to approach which is a total repair of your system, perhaps may result in much data loss. The third removal option is fully automatic, a powerful and high performance antivirus program.
Manual Rootkit Removal: A rootkit consists a series of rogue programs used by the cyber hackers in order to hide their malicious programs from an antivirus tool and other security programs. However, it is recommended that you back up your data before attempting to delete any rootkits manually. Sometimes, the manual removal method will prove more time-consuming than the automated methods to complete the rootkit removal from infected PC. If a rootkit is a complex one, then it may be able to bypass the manual scan in a normal operating mode. So, the machine will need to be started in “Safe Mode with Networking” and for further detailed instruction read the post completely.
Remove Rootkit by Reformat and Install OS: First of all, back up your data and files to a remote location, then reformat your drive and re-install the OS. This will eradicate all the rootkits apart from those in the Basic Input/Output System (BIOS) level. Though, these are rare because it requires much time for the hackers to create them again.
Automatic Rootkit Removal (Optional): There are number of antivirus program is available which employ the various combinations of signature-based analysis, such as detecting interceptions, integrity checking, data comparison from different sources, registry comparisons, in order to locate the rootkit and its related components to remove them completely from your PC. With the help of efficient and up-to-dated antivirus program, you can easily get rid of rootkit.
Hence, here are a number of ways which helps you to delete rootkit completely from your PC. The most helpful advice are added here. However, it is a reminder regarding your browsing or download operations and not to allow any opportunity for rootkit or any other malware to enter your system and grow again.