Appears to be a dup of: http://pastebin.com/LxmisuVJ

There was a similar purported 'hack' [1] posted yesterday that was just recycled Pastebins in attempt to scam Btc.

[1] http://pastebin.com/eti9hAHN

Could be related to yesterdays story about the trojan targeted at MtGox users? https://news.ycombinator.com/item?id=5531245

I assume it was the targeted phishing thing with the java applet someone already reported, but maybe pretty widespread.