Big File

Created the Monday 18 March 2019. Updated 4 months, 3 weeks ago.

Because of the imposed file size limit, you can trick the scanner into skipping a file by changing the file’s size to make it larger than the hard-coded size limit. This file size limit applies especially with heuristic engines based on static data (data extracted from the portable executable, or PE, header). This is an old trick still apply in the wild.


Technique Identifier

U0512


Additional Resources

External Links

The resources provided below are associated links that will give you even more detailed information and research on current evasion technique. It is important to note that, while these resources may be helpful, it is important to exercise caution when following external links. As always, be careful when clicking on links from unknown sources, as they may lead to malicious content.


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