What is this? A new "TDLv4" version of the TDSS rootkit, which was first discovered in 2008, has infected over 4.5 million machines world-wide as of April 2011. Infected machines are joined to a botnet which can be used for malicious purposes such as mounting network/endpoint attacks, allowing installation of more malware on the infected systems, distributing "spam" emails, and exfiltrating user data. The Dirty Details... TDLv4 uses a number of sophisticated components including rootkit [...]
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InfoSight has detected a flood of phishing emails that are propagating through the Internet and targeting small community banks. This spam campaign is delivering hundreds of thousands of messages that masquerade as a failed wire transfer, while delivering the password-stealing Zeus banking Trojan. The hackers were very aware of who to target; they went after the individuals in the bank responsible for wire transfers. A snapshot of a sample email is provided below. The <From:> [...]