The Trojan virus Downloader.GK once again became the most popular virus this month.

Another uneventful July. In fact, in the past month, users have been constantly threatened by viruses such as Bagle.AH and Mydoom.N.

However, according to statistics from Panda Software’s free online virus scanning tool, although new viruses emerge one after another, it cannot prevent Downloader.GK from once again retaining the top position in the top ten virus rankings. The virus infection rate this month is 16%.

The second and third spots on this month’s top ten virus rankings are respectively taken by Briss.A (8.85%) and StartPage.FH (8.68). They are also on the list again this month after June. Netsky.P is the most watched worm this month, followed closely by Netsky.P. Although the virus is unknown, it has caused at least about 7% of virus incidents this month. The subsequent Sasser virus Sasser.ftp ranked fifth with 6.74%. These variant codes created by the Sasser virus will be downloaded to the infected computer via FTP. Gaobot.gen, ranked sixth, is a common derivative of the Gaobot worm family, with a virus infection rate of 5.15% this month.

The next seventh, eighth, and ninth positions are three more Trojan viruses. They are: Downloader.JH (4.71%), Qhost.gen (3.52%) - another common virus Derived viruses, and Downloader.HC (3.21%). The last spot among the top ten popular viruses in July is occupied by the new virus Bagle.AH (2.87%).

It is not difficult to draw the following conclusions from this month's rankings: - July - the month of Trojans. This not only refers to the Trojan virus Downloader.GK being the most popular virus this month. In addition, Among the top 10 popular viruses this time, six seats are occupied by Trojan viruses. This phenomenon shows that in the growing computer criminal activities and many other malicious activities, Trojan viruses are very effective in helping hackers steal confidential information such as bank and credit card details, making them increasingly used in various criminal and fraudulent activities. .

Three variants belonging to the Downloader Trojan family are on the list of threatening variants this month. The focus is mainly on the increasingly obvious trend: virus authors continue to create malicious code variants to ensure that multiple viruses are involved in spreading infections at the same time to increase the chance of a computer being infected.

Virus

% frequency

Trj/Downloader.GK

15.74%

Trj/Briss.A

8.85%

Trj/StartPage.FH

8.68%

W32/Netsky.P.worm

6.87%

W32/Sasser.ftp

6.74%

W32/Gaobot.gen.worm

5.15%

Trj/Downloader.JH

4.71%

Trj/Qhost.gen

3.52%

Trj/Downloader. HC

3.21%

W32/Bagle.AH.worm

2.87%