Minggu, 22 April 2012

Virus Attack Ekstensen 75 000 exe.


             Virus Attack Ekstensen 75 000 exe.
WASHINGTON (AP) - SurfRight reported the latest statistics. Stated that not all antivirus have the same ability, even the computer remains infected.
SurfRight collected data from seven types of antivirus. Than 100,000 users who run antivirus software for 55 days. Apparently Antivirus does not protect the entire computer.
Than 107 435 computers, the number of computers infected with a number of 37 989 (35%), 69 537 computers (64%) had cleared.
By updating antivirus managed to handle 78 828 computer (73%)
Without the update, it infected some 28 607 computer (27%)
The use antivirus, computer remains infected with 25 038 (32%)
Remain infected computer without antivirus 13 002 (46%)
Rate of 32% when using the computer was still infected with virus antivirus.
The following table Antivirus capabilities of various models.
A kind of new computer viruses known to infect nearly 75,000 computers that are owned by 2500 organizations worldwide. Data are presented by computer and internet security firm NetWitness. Computer infection is also venturing into account the social networking site user's computer.
New virus called 'kneber botnet' is gathering passwords to access online financial systems, social networking sites and email systems from computer bervirus and report that information gets to the hacker.
"Botnets are the 'forces' infected computers that hackers can be controlled remotely via a computer center," said spokesman Chief Executive Amit Yoran NetWitness as quoted by Reuters on Friday (06/07/2011).
Yoran said the type of attack was first discovered in January. Further investigations are carried out other internet security firm, Herndon said there are many systems of government and affected komersi this attack, including 68 000 log data and system access to email, online banking sites, Yahoo, Hotmail and social networks like Facebook.
"Protection against the virus does not seem quite conventional way to ward off attacks Kneber or other types of viruses are more sophisticated," said Yoran.
Because of the recession that occurred not long ago, the Federal Deposit Insurance Corporation (FDIC) in the United States has closed many banks have failed. Until mid-December 2009, a total of 140 banks have been closed by the FDIC.
Well, because of media coverage on the news, spammers (junk message sender) took advantage of this situation to their advantage.
One action is to send a deceptive message claiming that the bank is believed to be mentioned and your bank has announced its bankruptcy.
"When the user clicks the link on the word 'learn how to save money', Trojan.Pidief will attempt to install itself into the PC".
To that end, Symantec advises users to check with reliable sources of news and website legitimate financial authorities to ascertain whether the bank had actually been taken over by the government. "With this example, spammers continue to find ways to increase the chance that their message is opened by the user. Symantec predict these techniques will continue to be used in 2010," concluded this security company.
Virus Yahoo Messenger Bak MacGyver
Still remember the MacGyver movie action, which often makes sophisticated tools even if only with simple equipment. It also seemed to happen with Yahoo Messenger virus, though blended with programming languages ​​(VB Script) is underestimated, but a deadly virus.
Taufik described Adang Jauhar, an analyst from Vaksincom virus, this virus is generically known as the de facto W32/VBTroj.CEPA and become the most virulent virus and most disturbing in the beginning of 2011. The virus is capable of doing many things like install rootkits, block network access and manipulate the Windows hosts file so that I can do blocking access to security sites on the victim computer.
"And the more sophisticated, the hosts file is encrypted to avoid detection by antivirus programs and improvements," said Adang.
This virus, he added, will also block access to some security sites or other sites that have been determined by way of transfer to the 209.85.225.99 IP number which is a public ip, this is actually indirectly cause DDos on the site.
"Whether or not there is a connection with the attack on Google in China which resulted in Google consider to leave? We'll see. In fact, more and more computers are infected by this virus, then the access (which indirectly led to DDos) against Google will start sites the higher, "he said.
It spreads very rapidly by taking advantage of chat media commonly used by users such as Yahoo Messenger, MSN Messenger and Skype by sending a message and attach a link to download a file that is engineered like an image file (JPG) but is actually a virus file has been compressed with different sizes berdeda tegantung the variant that infects the computer. The compressed file has an exe extension.
If you receive the message you receive should not be let alone run a file that is included, although from the Messenger contact friends you know, it's not your friend who sent the virus but the virus that infects the computer and use messenger accounts.
One of the things that cause the virus to spread successful use of media other than those mentioned above, it will also update to renew itself it is this which causes the antivirus scanner can not detect the virus.
The virus is more strongly entrenched with the help of a rootkit file serving to protect the master file that is active in memory, so cleanup is done through the windows Normal, Safe Mode or Safe Mode With Command Prompt sometimes can not resolve the problem. From various sources


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