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Posts Tagged ‘Prontexi’
February 18th, 2010

Ads poisoning – JS:Prontexi

The malware usually spreads through web infection placed on innocent, badly secured websites. The ad infiltration method is growing in popularity alongside with the website infections. Now we are facing probably the biggest ad poisoning ever made – all important ad services are affected. It means that users might get infected just by reading their favorite newspaper or by doing search on famous web indexers. User interaction is not needed in this attack – infection begins just after poisoned ad is loaded by the browser – it is not a type of social engineering. We named the source of this attack JS:Prontexi – JavaScript code which initiates infection on victims computer using various vulnerabilities including latest PDF exploits.

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Categories: analyses, Virus Lab Tags: , ,