Top 4 dangerous file attachments. We explain what file types cybercriminals most often use to hide malware, and how to avoid getting infected.
Their strategy seems to have fewer layers: the LNK file is embedded in a document file and if a user double clicks to open the message, it ...
On March 30th, an actor also attempted to use attachments with double file extensions, including JPEG.zip, doc.zip, pdf.zip, and others.
DOC, .WSF, .XLSX, .EXE, and .HTML. In August, we also reported about .EGG files delivering GandCrab v4.3 ransomware. But ...
Do all anti-malware engines used by the service have heuristic scanning enabled? Can the service scan compressed files (such as .zip files)? ...
Some of these file types can be used to code malware.
Check whether the properties of an attached Office document match the values
that alternate file types, attack vector, types of malware and
Malware in Email Attachments - Which File Extensions are Dangerous?
dll files that actually contain a Rich Text File format document. G0127 · TA551 · TA551 has masked malware DLLs as dat and jpg files.