Cracking Projects For Newbies

Re: Opcodes Sunday, 07-Feb-99 17:40:09 209.142.59.44 writes: snipped from the HarvestRs thread down below: NEWBIES: general infos for you Friday, 05-Feb-99 16:31:44 195.36.155.2 writes: I think the following infos could help people wh o try to patch a program (not only this one). here is the list of the most common jumps and their hex value (for patching): Hex: Asm: Means 75 or 0F85 jne jump if not equal 74 or 0F84 je jump if equal EB jmp jump directly to 90 nop no operation 77 or 0F87 ja jump if above 0F86 jna jump if not above 0F83 jae jump if above or equal 0F82 jnae jump if not above or equal 0F82 jb jump if below 0F83 jnb jump if not below 0F86 jbe jump if below or equal 0F87 jnbe jump if not below or equal 0F8F jg jump if greater 0F8E jng jump if not greater 0F8D jge jump if greater or equal 0F8C jnge jump if not greater or equal 0F8C jl jump if less 0F8D jnl jump if not less 0F8E jle jump if less or equal 0F8F jnle jump if not less or equal (from TKC's tutorial 1) Friendly HarvestR I will try to find you the URL where you can dl a nice little opcode chart...I forget it right now Glad my post could help you out! Cheers Jeff Jeff

Message thread:

Fenston: Project VI (04-Feb-99 15:33:56)

The Sandman: Re: Project VI (04-Feb-99 15:41:21)
harvestR: the several DLLs (04-Feb-99 17:32:22)
Fenston: Is there just a task 2? (05-Feb-99 20:24:36)

Princess: Re: Is there just a task 2? (05-Feb-99 20:45:21)

Fenston: Task 2 (06-Feb-99 17:46:23)

Jeff: Re: Task 2 (06-Feb-99 18:03:13)
Fenston: Problem with setting breakpoints (10-Feb-99 06:06:57)

Fenston: change memo (07-Feb-99 16:02:26)

Jeff: Re: Opcodes (07-Feb-99 17:40:09)

Eternal Bliss: Opcodes Address (07-Feb-99 17:48:20)

Fenston: Thank you (10-Feb-99 06:05:32)

Jeff: Re: Thank you (10-Feb-99 13:41:11)

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