A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at a slightly unusual phishing message that contained text reminiscent of an advertisement for Xerox products…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at some of the largest and smallest malicious PE files that were caught by my malspam trap in 2021…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at a malspam message with macro-enabled PowerPoint attachment that turned out to be first stage of an Agent Tesla infection chain…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at an interesting protection mechanism used on a phishing site to deny access to it to anyone but the victim who first clicked the link in a phishing mail…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at the current state of adoption of TLS 1.3 and disposal of SSL 2.0 and 3.0…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at a phishing that tried to use multiple suspicious message subjects to lure the recipient to a phishing site…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at the surprisingly high number of SPF records set for domains in the CZ TLD…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at the number of Exchange serveres vulnerable to the ProxyShell attack…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at a slightly unusual sextortion phishing, in which its author claimed to work for an IT service company hired by recipients e-mail provider…

A new Diary of mine was published today on the SANS Internet Storm Center website. In this one, we’ll take a look at a malspam campaign, whose authors failed to include a correct password to decrypt the malicious attachment…