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How to NOP a BLX.W


Go to solution Solved by Archangel04,

9 posts in this topic

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Posted

Hey

 

I think this is something that checks if the value is legit: 

BLX.W           _objc_msgSend

in hex it is:

AA F3 14 CF

 

But NOP is in hex:

00BF

 

So I guess that won't work, so how can I nop this?

 

thankyouu in advance

  • Solution
Posted

All you need to make sure is that all 4 pairs are used. Because if you use only NOP, second half will code for something else and produce unwanted results probably. 

So we use 2x NOP or 00BF00BF

Posted
8 minutes ago, Archangel04 said:

All you need to make sure is that all 4 pairs are used. Because if you use only NOP, second half will code for something else and produce unwanted results probably. 

So we use 2x NOP or 00BF00BF

 

10 minutes ago, DiDA said:

00 bf 00 bf

 

Double NOP it

Thanks guys! 

 

Posted
25 minutes ago, DiDA said:

00 bf 00 bf

 

Double NOP it

why do i get notifications every time you reply to a post?

 

Posted
Just now, K1N5 PHo3niX said:

why do i get notifications every time you reply to a post?

 

Because you're following him?

Posted
Just now, K1N5 PHo3niX said:

why do i get notifications every time you reply to a post?

 

You followed me.

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