Spam of the dumbest

Graham Cluley

You have to wonder who the spammers think they are targeting when they use a subject line like this one I saw in a pharmaceutical campaign:

An interesting approach, to abuse your potential customers with a subject line like “Survival of the Dumbest”!

By the way, some of you may be curious as to why the spammers chose to write the names of their products such as Viagra and Cialis in columns rather than the conventional horizontal way. The reason is that they were trying to avoid detection by the more rudimentary anti-spam filters which might look for specific words, but find it harder to see if written vertically.

Indeed, if you select the text of this spam message you can see that the spammers have hidden regular words (using HTML to make them the same colour as the background) in between the letters of their products, in an attempt to make life harder for the spam detectors.

Fortunately, Sophos’s anti-spam solutions are smart enough to spot such trickery.. and we wouldn’t…

Read more in my article on the Naked Security website.

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Graham Cluley is a veteran of the anti-virus industry having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, or drop him an email.