Sophisticated botnet steals more than $47M by infecting PCs and phones

Intercepts SMS messages from bank, defeating two-factor authentication.

by Sean Gallagher
Dec 5 2012
Ars Technica

A new version of the Zeus trojan-a longtime favorite of criminals 
conducting online financial fraud-has been used in attacks on over 
30,000 electronic banking customers in Europe, infecting both their 
personal computers and smartphones. The sophisticated attack is 
designed to circumvent banks' use of two-factor authentication for 
transactions by intercepting messages sent by the bank to victims' 
mobile phones.

The malware and botnet system, dubbed "Eurograbber" by security 
researchers from Check Point Software and Versafe, was first detected 
in Italy earlier this year. It has since spread throughout Europe. 
Eurograbber is responsible for more than $47 million in fraudulent 
transfers from victims' bank accounts, stealing amounts from 
individual victims that range from 500 Euros (about $650) to 25,000 
Euros (about $32,000), according to a report published Wednesday 
(PDF).

The malware attack begins when a victim clicks on a malicious link, 
possibly sent as part of a phishing attack. Clicking on the link 
directs them to a site that attempts to download one or more trojans: 
customized versions of Zeus and its SpyEye and CarBerp variants that 
allow attackers to record Web visits and then inject HTML and 
JavaScript into the victim's browser. The next time the victim visits 
their bank website, the trojans capture their credentials and launch 
a JavaScript that spoofs a request for a "security upgrade" from the 
site, offering to protect their mobile device from attack. The 
JavaScript captures their phone number and their mobile operating 
system information-which are used in the second level of 
Eurograbber's attack.

...

http://arstechnica.com/security/2012/12/sophisticated-botnet-steals-more-than-47m-by-infecting-pcs-and-phones/


https://www.checkpoint.com/products/downloads/whitepapers/Eurograbber_White_Paper.pdf

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