Function at 0x43fb64
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x60
mov dword [esp + 0x18], ebp
mov ebp, dword [esp + 0x68]
mov dword [esp + 0x14], ebx
mov dword [esp + 0x5c], eax
mov ebx, dword [esp + 0x5c]
mov dword [esp + 0x1c], esi
mov dword [esp + 0x20], edi
movzx ecx, byte [ebx + 0x14]
cmp cl, 0x73
jne 0x43fcfd
mov eax, ebx
call fcn.0044a748
xor al, 1
je 0x43fc57
mov eax, dword [esp + 0x64]
call fcn.0043fa00
mov esi, eax
cmp dword [ebx + 4], 0x7ffffffe
je 0x43fbbb
cmp dword [ebx + 4], esi
jae 0x43fbbb
mov esi, dword [ebx + 4]
mov edx, dword [ebx]
cmp esi, edx
jae 0x43fbdf
mov dword [esp + 0x54], esi
xor esi, esi
mov edi, edx
sub edi, dword [esp + 0x54]
je 0x43fbdf
push ebp
mov eax, 0x20
call fcn.0040b3fc
inc esi
cmp esi, edi
jb 0x43fbcf
cmp dword [ebx + 4], 0x7ffffffe
jne 0x43fc07
push ebp
mov ebx, dword [esp + 0x68]
mov ecx, 5
add ebx, 0x10
push dword [ebx]
sub ebx, 4
dec ecx
jne 0x43fbf5
call fcn.0043fed4
jmp 0x43fe94
xor esi, esi
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
je 0x43fe94
cmp dword [ebx + 4], esi
je 0x43fe94
push ebp
mov eax, dword [esp + 0x68]
call fcn.0043f98c
call fcn.0040ae40
mov eax, dword [esp + 0x64]
call fcn.0043f92c
inc esi
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
je 0x43fe94
cmp esi, dword [ebx + 4]
jb 0x43fc23
jmp 0x43fe94
cmp dword [ebx + 4], 0x7ffffffe
jne 0x43fc8f
mov dword [esp + 0x5c], ebx
mov eax, dword [esp + 0x64]
call fcn.0043fa00
mov ebx, dword [esp + 0x64]
mov esi, eax
push ebp
mov ecx, 5
add ebx, 0x10
push dword [ebx]
sub ebx, 4
dec ecx
jne 0x43fc7c
call fcn.0043fed4
mov ebx, dword [esp + 0x5c]
jmp 0x43fcce
xor esi, esi
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
je 0x43fcce
cmp dword [ebx + 4], esi
je 0x43fcce
push ebp
mov eax, dword [esp + 0x68]
call fcn.0043f98c
call fcn.0040ae40
mov eax, dword [esp + 0x64]
call fcn.0043f92c
inc esi
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
je 0x43fcce
cmp esi, dword [ebx + 4]
jb 0x43fca3
mov ecx, dword [ebx]
cmp esi, ecx
jae 0x43fe94
xor edi, edi
sub ecx, esi
mov dword [esp + 0x58], ecx
je 0x43fe94
push ebp
mov eax, 0x20
call fcn.0040b3fc
inc edi
cmp edi, dword [esp + 0x58]
jb 0x43fce6
jmp 0x43fe94
cmp cl, 0x72
jne 0x43fd40
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
je 0x43fe94
push ebp
mov eax, dword [esp + 0x68]
call fcn.0043f98c
push eax
mov eax, ebx
call fcn.0043ff4c
mov eax, dword [esp + 0x64]
call fcn.0043f92c
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
xor al, 1
jne 0x43fd13
jmp 0x43fe94
cmp cl, 0x28
jne 0x43fe55
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
test al, al
jne 0x43fe94
mov esi, 0x4c1980
lea edi, [esp + 0x24]
mov ecx, 0xc
rep movsd dword es:[edi], dword [esi]
push dword [ebx + 0x1c]
push dword [ebx + 0x18]
lea eax, [esp + 0x2c]
call fcn.0044a81c
push ebp
lea eax, [esp + 0x28]
call fcn.0040bc3c
xor al, 1
jne 0x43fdef
mov eax, ebx
call fcn.0044a748
test al, al
je 0x43fda8
push ebp
mov eax, dword [esp + 0x68]
call fcn.0043f98c
push eax
lea eax, [esp + 0x2c]
call fcn.0043ff4c
jmp 0x43fdbc
push ebp
mov eax, dword [esp + 0x68]
call fcn.0043f98c
push eax
lea eax, [esp + 0x2c]
call fcn.0043ff64
xor edx, edx
cmp dword [esp + 0x4c], edx
je 0x43fdef
cmp edx, dword [esp + 0x4c]
jae 0x43feaa
mov esi, dword [esp + 0x50]
cmp byte [esi + edx], 0x25
jne 0x43fde8
push ebp
lea eax, [esp + 0x28]
call fcn.0040bc3c
xor al, 1
jne 0x43fdef
jmp 0x43fd87
inc edx
cmp edx, dword [esp + 0x4c]
jb 0x43fdc4
mov edx, dword [ebx + 0x24]
or edx, dword [ebx + 0x20]
je 0x43fe2c
push ebp
push dword [esp + 0x54]
push dword [esp + 0x54]
call fcn.0040be28
mov eax, dword [esp + 0x64]
call fcn.0043f92c
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
test al, al
jne 0x43fe94
push ebp
push dword [ebx + 0x24]
push dword [ebx + 0x20]
call fcn.0040be28
jmp 0x43fd5a
mov eax, dword [esp + 0x64]
call fcn.0043f92c
mov eax, dword [esp + 0x64]
call fcn.0043f8f8
test al, al
jne 0x43fe94
push ebp
push dword [esp + 0x54]
push dword [esp + 0x54]
call fcn.0040be28
jmp 0x43fd5a
mov dword [esp], 0x4c1640
call fcn.0044a170
mov edx, 0x4bcfb0
mov esi, eax
push edx
push 0x27
movzx eax, byte [ebx + 0x14]
call fcn.0040ab50
mov ecx, 0x4bcf50
push edx
push eax
mov eax, esi
push ecx
push 0x5b
push 0xd4b
push 0
call fcn.0044a144
mov dword [esp], eax
call fcn.0044a110
mov ebx, dword [esp + 0x14]
mov ebp, dword [esp + 0x18]
mov esi, dword [esp + 0x1c]
mov edi, dword [esp + 0x20]
add esp, 0x60
ret 8
mov dword [esp + 0xc], edx
mov ecx, dword [esp + 0x4c]
mov dword [esp + 0x10], ecx
mov dword [esp + 8], 0
mov dword [esp + 4], 0xd35
mov dword [esp], 0x4bcf50
call fcn.00449d20
int3