2014年9月18日星期四

Remove Win32/cutwail.gen!d - How To Perform an Easy Win32/cutwail.gen!d Removal on Your Computer

Your antivirus program reports that there is a Trojan horse called Win32/cutwail.gen!d on your computer? However, this threat still comes back after you remove it with your antivirus program several times? Why it is hard to remove this threat completely? Is there any effective way to get rid of Win32/cutwail.gen!d?

Description of the Threat:
Like Win32/Olmasco.O, Win32/cutwail.gen!d is another Trojan horse that targets computers with 32-bit operating system. It is considered as a Trojan downloader that belongs to the Win32/Cutwail.gen family, a group that downloads other vicious programs onto the infected computers. If users visit malicious websites, click on suspicious links and download freeware or shareware from unsafe sources, they may bring this malicious Trojan horse to their machines. Once this Trojan horse gets into a targeted computer system, it will drop malicious files onto the computer and inject its own registry entries into the Windows registry. As a Trojan downloader, it will also inject malicious code into the user’s Web browser like Internet Explore and connect with the remote Web sites to download additional harmful threats onto the infected computer. Furthermore, this Trojan horse is capable of monitoring the user’s online activities and further stealing his/her confidential information such as banking account details for the rogue hackers. So, it is highly recommended that Win32/cutwail.gen!d be removed as soon as possible.

Dangers of the Infection
• Computer performance is greatly affected.
• Computer system files are deleted or removed randomly.
• System settings are modified without permission.
• Computer receives many annoying popping up ads constantly.
• Browsers are redirected to other undesirable websites.
• Security tools are shut down without knowledge.
• Additional malicious malwares are downloaded onto the computer.
• Computer is controlled remotely by the hackers with the help of this Trojan horse.
• Personal data and information like credit card details may be gathered and sent to the remote hackers.

Tips to Avoid Future Infection:
• Regularly update the operating system and programs installed inside.
• Use up-to-date antivirus software and firewall.
• Don’t open e-mail attachments from unknown people.
• Only download software or files from reliable sites or sources.
• Scan for malware on all floppy diskettes, CD’s, DVD, USB Drives and downloaded files.
• Don’t visit sites that have been reported unsafe or suspicious.
• Don’t click on pop-up ads on unsafe websites or click on the suspicious links.

Manual Removal Guide:
To manually remove Win32/cutwail.gen!d from your PC, take the steps given below. Bear in mind that the steps should be accomplished with extra care or you may bring damage to your operating system. (Please back up the registry before you make any changes to the computer system in case any mistakes occur during the removal process)

1. Restart your computer. When it starts up, you should press F8 key on your keyboard constantly.

2. When the “Advance Boot Options” appears on the screen, you should highlight “Safe Mode with Networking” by using the up and down arrow keys and then press Enter.

3. Right click on the task bar and select the “Start Task Manager” option.

4. Go to “Processes”, search for the processes related to the Trojan horse and stop all of them.

5. Click Start menu, in the search box, type “Reg” and click “Registry Editor” from the result list.

6. When Registry Editor is opened, you should search for the registry entries related to Win32/cutwail.gen!d and delete them all.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[RANDOM]”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run “[RANDOM].exe”

7. Click the Start menu and navigate to the local disk C. Then search for the malicous files listed below and delete them all.

%Temp%\random.exe
%AllUsersProfile%\Application Data\.dll
%Documents and Settings%\[UserName]\Application Data\[random].exe
%Program Files%\[Trojan horse name]\[Trojan horse name].lnk

8. Once the steps above are accomplished, please restart the computer to the normal mode.

Automatic Removal Guide:
To manually remove Win32/cutwail.gen!d, you have to deal with its related processes, files and registry entries. If you have any wrong operation, it could lead to crucial system problems. To safely get rid of this vicious Trojan horse, we highly recommend you to use a professional removal tool. Designed with advanced features, the removal tool will automatically detect and remove all malicious components of the Trojan horse from your computer. Take the simple steps below to automatically remove the threat:

1. Restart the computer, constantly top the F8 key while you see something appear on the screen.
2. Select “Safe Mode with Networking” from the list and press Enter.
3. Run one of your browsers, download a reputable removal tool and install it on your computer.
4. Launch the removal tool, perform a full system scan, and wait for some time until the scanning process is over.
5. Remove all threats found on your computer and restart the computer to the normal mode. Perform a full system scan again until you make sure that the there is no any threats hiding on your machine.

Conclusion:
Win32/cutwail.gen!d is a quite dangerous Trojan horse used by hackers to damage users’ computers and steal their confidential information for malicious purposes. Though most users can detect this threat using their antivirus programs, they may not be able to remove it completely. This Trojan horse is designed with rootkit technique and can deeply hide inside the infected computers. Some users can manually remove it, but some cannot. Manually removing the Trojan horse requires certain level of computer skills and it should not be attempted by novice users. The recommended approach is to use a powerful removal tool which can automatically scan out and remove all malicious components of Win32/cutwail.gen!d from the infected computers. Using a reliable removal tool has been proved an easy and safe way to deal with any one singe threat on the computer.

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