May 2012 - World Bitcoin Exchange - $25k (Australia)

“World Bitcoin Exchange, due to fraudulent activity, stole over 5000 BTC worth at the time in AUD. The total amount stolen was 25779.49 AUD.”
Further Analysis
It would seem from the initial look that this was another case of hacking a hot wallet.
How Could This Have Been Prevented?
This is a case where simply knowing who's holding the funds and storing them properly offline with multiple signatures would have avoided the issues.
More Cryptocurrency Exchange Hacks/Scams/Frauds
CryptoXChange Withdrawal Refused > > < < Bitcoinica Hot Wallet Hack
Sources/Further Reading
List of Major Bitcoin Heists, Thefts, Hacks, Scams, and Losses [Old] (Jan 28)
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