Modified malware uses a web injection to imitate Facebook and ask for personal details
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Sandbox Protection From Malware-As-A-Service And Zeus Variants Will Trend In 2012
A Verisign report on 2012 security threats picks MaaS and open-source Zeus kit issues as sandbox candidates
Malware With Zeus Bank Fraud Features In The Wild
Researchers have identified two different malware samples that have clearly taken on Zeus components