Dridex is currently one of the most active and widespread banking malwares. Like Locky ransomware also Dridex is dispatched through a massive spam mail campaign that uses the Necurs botnet. Our sensors have long been tracking these spam campaigns and recent captured emails contain a Word document that drops Dridex. In our latest samples we have observed a delay on execution of the downloader stage that wasn’t present before, we have further investigated to figure out whether Dridex’s authors were experimenting with new, even if basic, anti-sandbox techniques.
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