Question

What is the purpose of the ENTER instruction?

a.

To push the current instruction pointer onto the stack

b.

To pop the return address into the EIP register

c.

To set up a stack frame by pushing EBP into the stack and setting it to point to the top of the local variable area

d.

To restore ESP and EBP to their previously stored values

Posted under Reverse Engineering

Answer: (c).To set up a stack frame by pushing EBP into the stack and setting it to point to the top of the local variable area Explanation:The ENTER instruction sets up a stack frame by pushing EBP into the stack and setting it to point to the top of the local variable area.

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