Function at 0x4d6edc
Capabilities:
Encode data using xor

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0xc]
push ebp
mov ebp, dword [esp + 0x1c]
push esi
cmp dword [ebx + 0xe8], 0
mov esi, dword [esp + 0x1c]
push edi
je 0x4d6f01
mov eax, dword [ebx + 0x84]
sub eax, esi
dec eax
jmp 0x4d6f03
mov eax, esi
mov ecx, dword [ebx + 0xcc]
mov edi, ecx
imul edi, eax
mov edx, ecx
mov eax, dword [ebx + 0xd4]
neg edx
imul eax, dword [esp + 0x1c]
add edi, eax
add edi, dword [ebx + 0xc8]
cmp dword [ebx + 0xe8], 0
cmove edx, ecx
cmp dword [ebx + 0xe0], 0
mov dword [esp + 0x18], edx
jne 0x4d72ef
cmp dword [ebx + 0xe4], 0
jne 0x4d72ef
mov eax, dword [ebx + 0xd8]
test al, 2
je 0x4d6f85
test ebp, ebp
je 0x4d730c
mov al, byte [ebx + 0xf0]
xor byte [edi + 2], al
mov al, byte [ebx + 0xf4]
xor byte [edi + 1], al
mov al, byte [ebx + 0xf8]
xor byte [edi], al
add edi, edx
sub ebp, 1
jne 0x4d6f5f
jmp 0x4d730c
test eax, 0x100
je 0x4d6fc3
test ebp, ebp
je 0x4d730c
mov al, byte [ebx + 0xf0]
mov byte [edi + 2], al
mov al, byte [ebx + 0xf4]
mov byte [edi + 1], al
mov al, byte [ebx + 0xf8]
mov byte [edi], al
mov al, byte [ebx + 0xfc]
mov byte [edi + 3], al
add edi, edx
sub ebp, 1
jne 0x4d6f94
jmp 0x4d730c
test al, 8
je 0x4d6ff1
cmp dword [ebx + 0xd4], 4
jne 0x4d730c
test ebp, ebp
je 0x4d730c
mov al, byte [ebx + 0xfc]
mov byte [edi + 3], al
add edi, edx
sub ebp, 1
jne 0x4d6fdc
jmp 0x4d730c
test al, 0x10
je 0x4d719a
test ebp, ebp
je 0x4d730c
cmp dword [ebx + 0xd4], 4
jne 0x4d7144
movzx edx, byte [edi + 3]
lea ecx, [edi + 2]
mov esi, dword [ebx + 0xfc]
mov dword [esp + 0x1c], edx
test esi, esi
jne 0x4d7028
movzx eax, byte [ecx]
jmp 0x4d706d
mov dword [esp + 0x10], ecx
test edx, edx
jne 0x4d7038
mov eax, dword [ebx + 0xf0]
jmp 0x4d7066
movzx eax, byte [ecx]
mov esi, dword [ebx + 0x100]
imul ecx, dword [ebx + 0xf0], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
add esi, ecx
mov ecx, dword [esp + 0x10]
cdq
idiv esi
mov edx, dword [esp + 0x1c]
mov byte [ecx], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x4d707f
movzx eax, byte [edi + 1]
jmp 0x4d70bc
test edx, edx
jne 0x4d708e
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x4d70bc
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 1]
imul ecx, dword [ebx + 0xf4], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi + 1], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x4d70ce
movzx eax, byte [edi]
jmp 0x4d710e
mov edx, dword [esp + 0x1c]
test edx, edx
jne 0x4d70e1
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x4d710e
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi]
imul ecx, dword [ebx + 0xf8], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi], al
mov eax, dword [ebx + 0x100]
imul eax, dword [esp + 0x1c]
imul ecx, dword [ebx + 0xfc], 0xff
add eax, ecx
mov ecx, 0xff
cdq
idiv ecx
mov byte [edi + 3], al
add edi, dword [esp + 0x18]
sub ebp, 1
jne 0x4d700e
jmp 0x4d730c
mov ecx, 0xff
movzx eax, byte [edi + 2]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf0]
cdq
idiv ecx
mov byte [edi + 2], al
movzx eax, byte [edi + 1]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf4]
cdq
idiv ecx
mov byte [edi + 1], al
movzx eax, byte [edi]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf8]
cdq
idiv ecx
mov byte [edi], al
add edi, dword [esp + 0x18]
sub ebp, 1
jne 0x4d7149
jmp 0x4d730c
test al, 0x20
je 0x4d72c8
cmp dword [ebx + 0xd4], 4
jne 0x4d72c8
test ebp, ebp
je 0x4d730c
movzx edx, byte [edi + 3]
lea ecx, [edi + 2]
mov esi, dword [ebx + 0xfc]
mov dword [esp + 0x1c], edx
test esi, esi
jne 0x4d71d1
movzx eax, byte [ecx]
jmp 0x4d7216
mov dword [esp + 0x10], ecx
test edx, edx
jne 0x4d71e1
mov eax, dword [ebx + 0xf0]
jmp 0x4d720f
movzx eax, byte [ecx]
mov esi, dword [ebx + 0x100]
imul ecx, dword [ebx + 0xf0], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
add esi, ecx
mov ecx, dword [esp + 0x10]
cdq
idiv esi
mov edx, dword [esp + 0x1c]
mov byte [ecx], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x4d7228
movzx eax, byte [edi + 1]
jmp 0x4d7265
test edx, edx
jne 0x4d7237
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x4d7265
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 1]
imul ecx, dword [ebx + 0xf4], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi + 1], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x4d7277
movzx eax, byte [edi]
jmp 0x4d72b7
mov edx, dword [esp + 0x1c]
test edx, edx
jne 0x4d728a
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x4d72b7
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi]
imul ecx, dword [ebx + 0xf8], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi], al
add edi, dword [esp + 0x18]
sub ebp, 1
jne 0x4d71b7
jmp 0x4d730c
test ebp, ebp
je 0x4d730c
mov al, byte [ebx + 0xf0]
mov byte [edi + 2], al
mov al, byte [ebx + 0xf4]
mov byte [edi + 1], al
mov al, byte [ebx + 0xf8]
mov byte [edi], al
add edi, edx
sub ebp, 1
jne 0x4d72cc
jmp 0x4d730c
test ebp, ebp
je 0x4d730c
push edi
push esi
push dword [esp + 0x24]
push ebx
call fcn.004d6a21
add edi, dword [esp + 0x28]
add esp, 0x10
inc esi
sub ebp, 1
jne 0x4d72f3
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret