A new spam wave has hit hundreds of mailboxes with malicious .chm attachments to spread the infamous Cryptowall ransomware.
A massive spam wave is installing banking Trojan Dyreza on tens of thousands of computers to steal sensitive financial data from unsuspecting customers, warns Bitdefender.
PayPal-themed phishing campaigns are nothing new, but they are more and more legitimate-looking as time goes by.
Swiss users are being heavily targeted by a number of spam campaigns delivering the Tiny Banker (TinBa or Busy) e-banking Trojan.
Bitdefender is warning Microsoft Office users against the emergence of a new spam campaign that is looking to trick antispam filters in order to allow spam to pass freely into mailboxes.
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