MSRT April ‘11: Win32/Afcore

This month, the MSRT team added the Win32/Afcore family of trojans to its detections. This malware is also known as Coreflood. It has evolved over time, first breaking onto the scene in 2003. At the time, it was encountered when visiting a malicious web page containing obfuscated VBScript and detected as TrojanDropper:VBS/Inor.B. Using hexadecimal encoding,…

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