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Tax-themed phishing and malware attacks proliferate during the tax filing season

Tax-themed scams and social engineering attacks are as certain as (death or) tax itself. Every year we see these attacks, and 2017 is no different. These attacks circulate year-round as cybercriminals take advantage of the different country and region tax ... continue reading
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Phishers unleash simple but effective social engineering techniques using PDF attachments

The Gmail phishing attack is reportedly so effective that it tricks even technical users, but it may be just the tip of the iceberg. We’re seeing similarly simple but clever social engineering tactics using PDF attachments. These deceitful PDF attachments ... continue reading
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Windows 10: protection, detection, and response against recent Depriz malware attacks

A few weeks ago, multiple organizations in the Middle East fell victim to targeted and destructive attacks that wiped data from computers, and in many cases rendering them unstable and unbootable. Destructive attacks like these have been observed repeatedly over ... continue reading
Email message masquerading as a fax but carrying TrojanDownloader:JS/Crimace.A as attachment

Fake fax ushers in revival of a ransomware family

"Criminal case against you" is a message that may understandably cause panic. That’s what a recent spam campaign hopes happens, increasing the likelihood of recipients opening the malicious attachment. We recently discovered a new threat that uses email messages pretending ... continue reading
Sample email lures potential Certor victim shows as it pretends to be a document (.docx file) from a legitimate company

Double-click me not: Malicious proxy settings in OLE Embedded Script

Attackers have been using social engineering to avoid the increasing costs of exploitation due to the significant hardening and exploit mitigations investments in Windows. Tricking a user into running a malicious file or malware can be cheaper for an attacker ... continue reading