# Costly Greetings – An Adventure In Hostile Code Analysis

\[analysis by [Ilfak Guilfanov](mailto:info@hex-rays.com), reviewed by [Pierre Vandevenne](mailto:info@hex-rays.com)]

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](https://hex-rays.com/products/ida/) and some of the proprietary hostile code analysis tools we are currently developing.

Read a [plain text description of this incident.](https://docs.hex-rays.com/archive/greetings_description)

Have a look at the [low-level analysis and the disassemblies.](https://docs.hex-rays.com/archive/greetings_dis)