Malware

Following a major breach at the hospital provider, security experts analyzed its network and discovered malware infections dating back to January.

The shipping and printing provider said malware has been present on some stores' computer systems since mid-January.

The campaign targets Spanish speaking victims, which also appears to be the native language of attackers.

Yet another clone of the nefarious ransomware CryptoLocker has been detected by security experts.

The separate attacks were carried out by at least two foreign entities, who might have been able to access sensitive documents and details on U.S. critical infrastructure.

Phishing campaigns are being leveraged by attackers to reach victims and collect email logins, as well as infect their machines with malware.

Researchers have discovered a variant of one of the most active banking trojans, Bugat, that features new attack techniques taken from the Gameover Zeus malware.