December 2017
Intermediate to advanced
860 pages
16h 1m
English
Content preview from Metasploit Revealed: Secrets of the Expert Pentester
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Using the pattern_offset tool
In the preceding section, we saw that we overwrote the EIP address with 72413372. Let's figure out the exact number of bytes required to overwrite the EIP with the pattern_offset tool. This tool takes two arguments; the first one is the address and the second one is the length, which was 1000 as generated using pattern_create. Let's find out the offset as follows:
The exact match is found to be at 520. Therefore, any 4 bytes after 520 characters becomes the contents of the EIP register.
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