An organized gang of hackers from Russia and Ukraine has broken into internal networks at dozens of financial institutions and installed malicious software that allowed the gang to drain bank ATMs of cash. None of the victim institutions were in the United States or Western Europe, but experts say the stealthy methods used by the attackers in these heists would likely work across a broad range of western banks. So far, the security firms report, the gang has stolen more than $15 million from Eastern European banks. One malware component the group used to infect targeted systems carried inside of itself the text LOL BANK FUCKIUNG”]
Source: https://krebsonsecurity.com/2014/12/gang-hacked-atms-from-inside-banks/