How to get rid of new Sobig.F virus?
Written by Nowshade Kabir
As you know, this time the virus under the name Sobig.F has nwreaked quite havoc! No doubt, many of us have sufferednnfrom this recent virus outbreak. n nAccording to an online poll conducted by CNN: 32% of respondents nwere infected with this malicious virus. At the pick, each of nevery 17 emails contained sobig.F! Internet service provider nAOL says it scanned 40.5 million emails and found the virus in nmore than half of them. Sobig accounted for 98 percent of all nviruses found in these emails. n nWhat is Sobig.F virus?n nThis is a worm type of virus. Which means it is an executable nprogram that installs enhancement to your Windows operating system. nThe "F" implies that it is the sixth of the family of Sobig viruses. nThe first one was launched in the beginning of this year. The latest nattack was started on August 19.n nAccording to some experts, Sobig.F was first posted to a porn nUsenet group and spread from there. It is timed to deactivate nitself on September 10. The pre-built deactivation mechanism nitself is a worrisome factor. Most experts think this means there nare more to come! n nHow it works?
Sobig.F comes along with an email with subject headers like Your ndetails, Thank you!, Re: Thank you!, Re: Details, Re: Re: My details, nRe: Approved, Re: Your application, Re: Wicked screensaver or nRe: That movie. The body of the message is quite short and usually ncontains either "See the attached file for details" or "Please see nthe attached file for details."n nOnce the file is opened, Sobig.F resends itself using a built-in nmailing program to e-mail addresses from the infected computer. nAs a sender is address it shows one of the e-mails randomly nselected from the computer's address book. nThe worm was also supposed to attempt to retrieve an URL from a npredetermined list of 20 master servers on a certain date and time. nThe content of that URL was to be downloaded and executed on nthe infected machines. Luckily those servers were identified right naway and shut down.n n nHow to protect yourself against it?n nIf your computer is infected or you have doubts, first thing nyou should do is: to check and clean up your computer from nthis virus. Although, it is set to deactivate on September 10, nwhich means it will no longer multiply itself, however, left nuntouched, it might attempt to update itself, once the newer nversion of the virus comes out.n nSuggestion One:
1. If you do not have latest version of anti-viruses installed, n go to the Symantec?'s following page: n http://www.symantec.com/avcenter/venc/data/w32.sobig.f@mm.html,
2. Down load the Sobig.F removal tool for completely free of charge.n n3. Install and run it by strictly following the steps described n on the page.nn nSuggestion Two:n nDownload the latest security patches for your version of Windows nand install them.nn nSuggestion Three:n nIf you are using Microsoft Outlook, follow the steps below to stop nthem appearing in your inbox:n n- Open Outlookn- Click on "Tools" from main menun- Choose Rules Wizard from the drop down menun- On the page "Apply changes to this folder": Click on "New"n- Select "Start creating a rule from Templates"n- Choose "Move messages based on content"n- Click on "specific words" link from the box at the bottomn- A small window will appear, add each and every phrase scrupulously n from the list below:n nRe: Thank you!n Thank you!n Your detailsn Re: Detailsn Re: Re: My detailsn Re: Approvedn Re: Your applicationn Re: Wicked screensavern Re: That movien nAndn nyour_document.pifn document_all.pifn thank_you.pifn your_details.pifn details.pifn document_9446.pifn application.pifn wicked_scr.scrn movie0045.pifn n n- Once finished click on "OK" to close the window.n n- Click on the link "specified" at the same boxn- Open a new folder by clicking on the "New" button under the n name "Virus Spam"n- Click on "OK"n- Click on "Finish"n n- From now on all emails with the above mentioned phrases and n attachments will be moved to the "Virus Spam" folder.n n- All you have to do is delete the emails, which will appear there.n n nA few more cautions:n nDon't open any executable attachment in an email, unless you are nhundred percent sure that this is a legitimate file that you have nbeen expecting.n nInstall an anti-virus program and update it on time, at the end, nthis might be the best possible solution to protect ourselves from nthese ugly online creatures!
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