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Malware: Dollar Equals Tilde Square Brackets

14

Feb

2013

Recently we encountered a very suspicious piece of code on some Joomla-powered webpages. The code looks as if garbled and without any special meaning, and starts like this:Upon closer observation, several strange things are to be noted. First, there are no alphanumerical symbols to be seen in any part of the code. Second, on the […]

Category General Written by Avast! blog 0 Comments

Money Transfer Spam Campaign with HTML Attachment

08

Feb

2013

Phishers love to arouse curiosity and/or fear in the user’s mind and this stimulus can compel people to set aside all caution as well as any safety measures they might have in place to avoid such scams.In a recent spam sample seen in our probe network, we observed that by taking advantage of human curiosity, […]

Category General Written by Symantec Security Response Blog 0 Comments

Not Allowing Spammers the Slightest Space

21

May

2012

For anti-spam software, it is quite easy to prevent spam by using content-based filters. So spammers come up with different obfuscation techniques to bypass URL-based filters such as inserting “shy characters”, as we have discussed previously. Recently, spammers have been trying to cash-in on the smallest of gaps that they could find in conventional anti-spam […]

Category General Written by Symantec Security Response Blog 0 Comments

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Malware: Dollar Equals Tilde Square Brackets

Money Transfer Spam Campaign with HTML Attachment

Not Allowing Spammers the Slightest Space

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