Top 10 most dangerous malicious codes in April

Sophos has announced the list of the most dangerous and distributed malicious codes in April. Last month saw a number of new names appear and dominate the rankings.

Statistics from Sophos' global surveillance network show that criminals are increasingly preferring to distribute malicious code via the web rather than email.

April Sophos discovered a total of 245,790 malicious code sites. So on average, one day, the company detected 8,193 malicious websites.

The most obvious manifestation of the change in attackers' trend is the emergence of 10 new names on the rankings of the most dangerous malicious codes in April. Veteran names are regularly distributed via email. like Netsky or Mytob were absent from the chart this month.

The number one spot in the April rankings is Mal / Iframe. This malicious code accounts for nearly half of the hazards that appear on the Internet in the past month.

The Iframe operation method is similar but the current web attacks. Its goal is to find security vulnerabilities that exist on web pages and insert malicious code into it. If users access these sites, their PC will also be infected with malicious code.

" Iframe attack is a clear proof of the dangers on the web today. Their goal is the vulnerability on the website. They don't need to be concerned whether it is a porn or a website with matching content. France , "said tech consultant Carole Theriault of Sophos.

" 70% of web threats are discovered by Sophos to exist on legitimate websites but there are fatal flaws and have been exploited. Ordinary users also don't know when they access captured websites. Because of that, their PCs are often infected with malicious code .

Top 10 most dangerous malicious codes in April

No. Ratio Name1Mal / Iframe44.7%2JS / EncIFra19.7%3Troj / Fujif10.0%4Troj / Psyme8.7%5Troj / Decdec5.3%6Troj / Ifradv4, 0%7Mal / Packer1.0%8Mal / FunDF0.7%9Mal / ObfJS0.5%10Mal / Behav0.4%

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