Costly Greetings – An Adventure In Hostile Code Analysis

[analysis by Ilfak Guilfanov, reviewed by Pierre Vandevenne]

In March 2003, many netizens were spammed by a seemingly innocuous Yahoo! greeting card. The goal of the spammers was simple: empty the wallets of their victims. For us, this incident was a good opportunity to exercise our IDA Disassembler and some of the proprietary hostile code analysis tools we are currently developing.

Read a plain text description of this incident.

Have a look at the low-level analysis and the disassemblies.