Believe that many netizens have encountered the account password stolen situation, so it was forced to realize the importance of protecting account password, according to this demand, many security vendors have come up with many ways to launch a number of products to protect the security of login credentials. But have you ever thought that your personal files could be the object of the hackers ' thoughts? At the end of the year, the AVG China Virus Laboratory intercepted a number of viruses that were aimed at stealing documents from the victim's computer, except to upload your files to an FTP server and do nothing bad. However, if you have so little do not want to be known by others privacy, but do not want to become tomorrow's "network Reds", then your privacy door please be sure to keep good!
Next, let's take a look at this virus that's fun to steal from someone else's privacy:
The name is Syn.exe, and it looks as if it is synchronizing something. After running no response, the main defense also has no report, is this document really clean?
Careful analysis found that this virus source code in Perl, using the Per2exe program to convert to exe files. The virus code is stored in encrypted form in the file, and the Run-time Perl code is decrypted and run.
From the source you can see this virus search letter B to Z in the directory, in the three-level directory to find doc/xls/pdf files and copy them to the temporary directory, and then in the documents and Settings or Users directory to repeat the above search. After the search is completed, the files that are searched and files that hold the local user name are uploaded to the ftp specified by the author, and then the temporary files are cleaned up.
The idea is very simple, is "sync" go your file, and the only file copy and FTP upload operation, most of the main defense will consider it as normal. Of course, you may not have any documentation, nothing to take away, but it may also be your company's financial statements, state secrets, or a month of a year of nauseating love letters.
New Year approaching, the vast number of netizens are waiting for a gimmick into the end of the carnival, Avg remind you do not let your privacy become the focus of public opinion; At the same time, Avg also remind busy to do the year-end summary of enterprises and individuals, for your computer to install a suitable security software and maintain timely updates, Never let important data fall.