Function at 0x4d85e0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa4
call fcn.004f50c0
mov eax, dword [0x581980]
xor eax, esp
mov dword [esp + 0xa0], eax
mov eax, dword [esp + 0xa8]
mov ecx, dword [esp + 0xb0]
mov edx, dword [esp + 0xbc]
push ebp
mov ebp, dword [esp + 0xb8]
mov dword [esp + 0x1c], eax
xor eax, eax
push esi
mov esi, dword [esp + 0xc0]
mov dword [esp + 0xc], ecx
mov dword [esp + 0x1c], edx
mov dword [esp + 0x14], 0xffffffff
mov dword [esp + 0x10], eax
mov dword [esp + 8], eax
mov dword [esp + 0x18], eax
cmp dword [esp + 0xb4], eax
jle 0x4d88c4
cmp ebp, eax
jle 0x4d88c4
push ebx
push edi
cmp esi, ebp
jl 0x4d884d
cmp esi, 0x2a
jl 0x4d884d
push 0x78
lea ebx, [esi - 0x15]
push str..crypto_rsa_rsa_oaep.c
push ebx
mov dword [esp + 0x38], ebx
call fcn.00476b50
push 0x79
push str..crypto_rsa_rsa_oaep.c
push esi
mov dword [esp + 0x28], eax
call fcn.00476b50
add esp, 0x18
cmp dword [esp + 0x10], 0
mov edi, eax
mov dword [esp + 0x20], edi
je 0x4d88b9
test edi, edi
je 0x4d88b9
push esi
push 0
push edi
call fcn.004f50f0
mov eax, dword [esp + 0x20]
push ebp
sub esi, ebp
push eax
add esi, edi
push esi
call fcn.004f4d50
movzx eax, byte [edi]
lea ebp, [eax - 1]
push ebx
lea esi, [edi + 1]
add edi, 0x15
not eax
push edi
shr ebp, 0x1f
shr eax, 0x1f
lea ecx, [esp + 0x50]
and ebp, eax
push 0x14
push ecx
neg ebp
mov dword [esp + 0x3c], edi
call fcn.004d83b0
add esp, 0x28
test eax, eax
jne 0x4d8865
mov edi, esi
lea edx, [esp + 0x30]
xor ecx, ecx
sub edi, edx
lea eax, [esp + ecx + 0x30]
movzx edx, byte [edi + eax]
xor byte [eax], dl
movzx edx, byte [esi + ecx + 1]
xor byte [eax + 1], dl
movzx edx, byte [esi + ecx + 2]
xor byte [eax + 2], dl
movzx edx, byte [esi + ecx + 3]
xor byte [eax + 3], dl
movzx edx, byte [esi + ecx + 4]
xor byte [eax + 4], dl
add ecx, 5
cmp ecx, 0x14
jl 0x4d8700
mov ecx, dword [esp + 0x10]
push 0x14
lea eax, [esp + 0x34]
push eax
push ebx
push ecx
call fcn.004d83b0
add esp, 0x10
test eax, eax
jne 0x4d8865
test ebx, ebx
jle 0x4d8769
mov eax, dword [esp + 0x10]
mov esi, dword [esp + 0x14]
sub esi, eax
mov edi, ebx
nop
mov dl, byte [esi + eax]
xor byte [eax], dl
inc eax
dec edi
jne 0x4d8760
push 0
call fcn.0047feb0
mov ecx, dword [esp + 0xd4]
mov edx, dword [esp + 0x28]
push eax
push 0
lea eax, [esp + 0x7c]
push eax
push ecx
push edx
call fcn.0047d770
add esp, 0x18
test eax, eax
je 0x4d8865
mov ecx, dword [esp + 0x10]
push 0x14
lea eax, [esp + 0x74]
push eax
push ecx
call fcn.004719e0
lea edx, [eax - 1]
shr edx, 0x1f
not eax
shr eax, 0x1f
and edx, eax
neg edx
mov esi, 0x14
add esp, 0xc
and ebp, edx
xor edi, edi
cmp ebx, esi
jle 0x4d8815
mov eax, dword [esp + 0x10]
movzx ecx, byte [esi + eax]
mov eax, ecx
xor eax, 1
lea edx, [eax - 1]
shr edx, 0x1f
not eax
shr eax, 0x1f
and edx, eax
neg edx
mov eax, edi
or edi, edx
not eax
and eax, edx
lea edx, [ecx - 1]
mov ebx, eax
not ebx
and ebx, dword [esp + 0x18]
shr edx, 0x1f
not ecx
shr ecx, 0x1f
and eax, esi
and edx, ecx
or ebx, eax
neg edx
or edx, edi
mov dword [esp + 0x18], ebx
mov ebx, dword [esp + 0x2c]
inc esi
and ebp, edx
cmp esi, ebx
jl 0x4d87c5
test ebp, edi
je 0x4d884d
mov eax, dword [esp + 0x18]
inc eax
sub ebx, eax
mov dword [esp + 0x1c], ebx
cmp dword [esp + 0xbc], ebx
jge 0x4d88a4
push 0xbf
push str..crypto_rsa_rsa_oaep.c
push 0x6d
push 0x7a
push 4
call fcn.0046efe0
add esp, 0x14
mov dword [esp + 0x1c], 0xffffffff
push 0xcb
push str..crypto_rsa_rsa_oaep.c
push 0x79
push 0x7a
push 4
call fcn.0046efe0
add esp, 0x14
mov eax, dword [esp + 0x10]
pop edi
pop ebx
test eax, eax
je 0x4d8878
push eax
call fcn.00476d00
add esp, 4
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4d8889
push eax
call fcn.00476d00
add esp, 4
mov eax, dword [esp + 0x14]
pop esi
pop ebp
mov ecx, dword [esp + 0xa0]
xor ecx, esp
call fcn.004f2889
add esp, 0xa4
ret
add eax, dword [esp + 0x10]
mov edx, dword [esp + 0x28]
push ebx
push eax
push edx
call fcn.004f4d50
add esp, 0xc
jmp 0x4d8865
push 0x7b
push str..crypto_rsa_rsa_oaep.c
push 0x41
jmp 0x4d8859
mov ecx, dword [esp + 0xa8]
pop esi
pop ebp
xor ecx, esp
or eax, 0xffffffff
call fcn.004f2889
add esp, 0xa4
ret