Debug Registers, Hardware Breakpoints

Created the Friday 13 November 2020. Updated 3 months, 1 week ago.

Registers DR0 through DR3 contain the linear address associated with one of the four hardware breakpoint conditions. For anti-debugging, malware will check the contents of the first four debug registers to see if the hardware breakpoint has been set.

Technique Identifiers

U0127 B0001.005

Technique Tag


Code Snippets

Detection Rules


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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