Function at 0x43fbe0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
and esp, 0xfffffff8
sub esp, 0x20
mov dword [esp + 0xc], ecx
cmp dword [ecx + 8], 0
je 0x43fcc0
mov eax, dword [esp + 0xc]
mov eax, dword [eax]
test eax, eax
je 0x43fcc0
mov dword [esp + 8], eax
mov dword [esp], 0x101f1e1d
mov byte [esp + 4], 0
mov edi, 0xc5
mov ecx, 0x8746913a
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx edx, byte [esp + edi - 0xc5]
mov esi, edx
not esi
lea ebx, [ecx + 0x78b96ee0]
and ebx, 0x1e
mov eax, edi
and eax, 0xc1
or eax, ebx
lea ebx, [esi + esi]
xor eax, 0x1e
or eax, esi
shl esi, 0x1f
sub esi, ebx
sub esi, edx
add esi, 0x7ffffffe
or esi, ecx
lea ebx, [esi + esi]
not ebx
add ebx, esi
lea edx, [eax + eax]
not edx
add edx, eax
and eax, ebx
xor edx, ebx
add edx, ebx
sub edx, eax
add dl, 0x27
mov byte [esp + edi - 0xc5], dl
inc edi
dec ecx
cmp edi, 0xca
jne 0x43fc30
mov eax, dword [esp]
mov edx, dword [0x451d6c]
test edx, edx
je 0x43fd2a
xor esi, esi
mov edi, dword [0x451d70]
nop
nop
nop
nop
nop
nop
nop
nop
cmp dword [edi + esi*8], 0xdef797a3
je 0x43fd0a
inc esi
cmp edx, esi
jne 0x43fcb0
jmp 0x43fd2a
mov dword [esp], 0x718e8f84
mov byte [esp + 4], 0
mov eax, esp
xor ecx, ecx
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov esi, ecx
and esi, 0xc6
mov ebx, edx
xor ebx, 0x1c
sub ebx, esi
inc bl
xor bl, byte [eax]
add bl, 0x6f
mov byte [eax], bl
inc eax
dec edx
add ecx, 0xfffffffe
cmp edx, 0xfffffffb
jne 0x43fce0
mov eax, dword [esp]
jmp 0x43fe55
mov edx, dword [edi + esi*8 + 4]
cmp edx, eax
je 0x43fd2a
push dword [ebp + 8]
push dword [esp + 0xc]
push 2
push dword [0x451d74]
push edx
call fcn.00442ab0
add esp, 0x14
mov edi, dword [ebp + 0xc]
cmp edi, 1
mov esi, dword [ebp + 0x10]
mov ecx, esi
sbb ecx, 0
jl 0x43fe44
cmp eax, 0xc000010a
jne 0x43fe44
mov ecx, 0xffffd8f0
mov eax, edi
mul ecx
sub edx, edi
imul ecx, esi, 0xffffd8f0
add ecx, edx
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], ecx
mov eax, dword [esp + 0xc]
mov eax, dword [eax]
mov dword [esp + 8], eax
mov dword [esp], 0x101f1e1d
mov byte [esp + 4], 0
mov eax, 0xc5
mov esi, 0x8746913a
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx edx, byte [esp + eax - 0xc5]
mov ebx, edx
not ebx
lea ecx, [esi + 0x78b96ee0]
and ecx, 0x1e
mov edi, eax
and edi, 0xc1
or edi, ecx
lea ecx, [ebx + ebx]
xor edi, 0x1e
or edi, ebx
shl ebx, 0x1f
sub ebx, ecx
sub ebx, edx
add ebx, 0x7ffffffe
or ebx, esi
lea ecx, [ebx + ebx]
not ecx
add ecx, ebx
lea edx, [edi + edi]
not edx
add edx, edi
and edi, ecx
xor edx, ecx
add edx, ecx
sub edx, edi
add dl, 0x27
mov byte [esp + eax - 0xc5], dl
inc eax
dec esi
cmp eax, 0xca
jne 0x43fd90
mov eax, dword [esp]
mov edx, dword [0x451d6c]
test edx, edx
je 0x43fe44
xor esi, esi
mov edi, dword [0x451d70]
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp dword [edi + esi*8], 0x53f09cfa
je 0x43fe20
inc esi
cmp edx, esi
jne 0x43fe10
jmp 0x43fe44
mov edx, dword [edi + esi*8 + 4]
cmp edx, eax
je 0x43fe44
lea eax, [esp + 0x10]
push eax
push 0
push dword [esp + 0x10]
push 3
push dword [0x451d74]
push edx
call fcn.00442ab0
add esp, 0x18
test eax, eax
js 0x43fe55
mov ecx, dword [esp + 0xc]
mov esi, eax
call fcn.0043faf0
mov eax, esi
lea esp, [ebp - 0xc]
pop esi
pop edi
pop ebx
pop ebp
ret 0xc