Microsoft Malware Protection Center

Threat Research & Response Blog

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  • Blog Post: January '12 MSRT: Win32/Sefnit

    The January 2012 edition of the Microsoft Malicious Software Removal Tool (MSRT) includes detection and removal of the Win32/Sefnit family of trojans. This trojan family moderates and redirects web browser search engine results for Bing , Yahoo! and Google. The earliest reported variant in this family...