Worst “trojan” ever

While idly browsing [pastebin][1] (yes, sometimes I do that), I found [something interesting][2]. It’s some mildly obfuscated PHP scripted malware. Curious what it might do, I started reverse engineering it and found what must be the *worst coded trojan **ever.***

[1]: http://pastebin.com/
[2]: http://pastebin.com/7HU17uqA

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