Security firm Symantec previously estimated that the authors of the Flashback malware that affected hundreds of thousands of Macs at its peak could have been generating up to $10,000 per day by hijacking users’ ad clicks. Further analysis from the company suggests that the developers may have only earned $14,000 over the three weeks the malware was active.
From our analysis we have seen that, for a three-week period starting in April, the botnet displayed over 10 million ads on compromised computers but only a small percentage of users who were shown ads actually clicked them, wi…
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Security Firm Symantec Analyzes the Profitability of the OSX.Flashback Botnet
Jordan Golson – macrumors.com