SANS ISC

[SANS ISC] Getting some intelligence from malspam

I published the following diary on isc.sans.org: “Getting some intelligence from malspam“.

Many of us are receiving a lot of malspam every day. By “malspam”, I mean spam messages that contain a malicious document. This is one of the classic infection vectors today and aggressive campaigns are started every week. Usually, most of them are blocked by modern antivirus or anti-spam but these files could help us to get some intelligence about the topic used by attackers to fool their victims. By checking the names of malicious files (often .rar, .gip or .7r archives), we found classic words like ‘invoice’, ‘reminder’, ‘urgent’, etc… [Read more]

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