Remember the Russian arrested for releasing the infamous Kelihos botnet? Looks like his hacking days are over, at least for a good while. Peter Yuryevich Levashov (one of his many online aliases) has finally plead guilty to computer crime, wire fraud, conspiracy and identity theft charges. The 38 year-old has admitted operating some of the most notorious malware botnetsincluding Storm, Waldac and Keilhos, which together infected over 100,000 computers and generated hundreds of millions of dollars for cybercriminals. Score one for the good guys.