Hackers are probing the defenses of banks in the
Cyber security experts say the attackers would have needed to gather knowledge about bank procedures and systems, as well as gain remote access to launch fraudulent transfer requests.
FireEye researchers said in a blog post that in early May they had identified "a wave of emails containing malicious attachments being sent to multiple banks in the
The senders appeared to be "performing initial reconnaissance against would-be targets" using techniques the researchers said were not usually seen in such campaigns.
Qatar National Bank, the largest lender in the Middle East and
A FireEye spokesman said Qatar National Bank was not one of the "several banks" in the
He said the malware had reported back to the hackers' servers, indicating at least some of the banks had been infected.
Once opened, the malicious email attachments gather information on the user's system, including network configuration data, user and administration passwords and software running on the bank's computers.
The security of banks and SWIFT messaging systems has come under scrutiny in the wake of the Bangladesh Bank attack....