Function at 0x4f9d40
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xac
call fcn.0051b8b0
mov eax, dword [0x5a49f0]
xor eax, esp
mov dword [esp + 0xa8], eax
mov eax, dword [esp + 0xb0]
mov ecx, dword [esp + 0xcc]
push ebx
mov ebx, dword [esp + 0xc0]
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0xbc]
push ebp
mov dword [esp + 8], eax
xor ebp, ebp
mov eax, dword [esp + 0xcc]
push esi
mov esi, dword [esp + 0xcc]
mov dword [esp + 0x2c], eax
xor eax, eax
mov dword [esp + 0x20], ebx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x24], 0
mov dword [esp + 0x1c], eax
push edi
mov edi, dword [esp + 0xe0]
test ecx, ecx
jne 0x4f9dc0
call fcn.004bdee0
mov ecx, eax
mov dword [esp + 0x18], eax
test edi, edi
push ecx
cmove edi, ecx
mov dword [esp + 0x18], edi
call fcn.004b8290
add esp, 4
mov edi, eax
mov dword [esp + 0x1c], edi
cmp dword [esp + 0xc4], ebp
jle 0x4fa145
test ebx, ebx
jle 0x4fa145
cmp esi, ebx
jl 0x4fa0e5
lea eax, [edi*2 + 2]
cmp esi, eax
jl 0x4fa0e5
mov ebx, esi
push 0x9b
sub ebx, edi
dec ebx
push str..crypto_rsa_rsa_oaep.c
push ebx
call fcn.004a29e0
push 0x9c
push str..crypto_rsa_rsa_oaep.c
push esi
mov ebp, eax
call fcn.004a29e0
add esp, 0x18
mov dword [esp + 0x20], eax
test ebp, ebp
je 0x4fa137
test eax, eax
je 0x4fa137
push esi
push 0
push eax
call fcn.0051de60
mov eax, dword [esp + 0x30]
sub esi, eax
add esi, dword [esp + 0x2c]
push eax
push dword [esp + 0x20]
push esi
call fcn.0051dfc0
mov edx, dword [esp + 0x38]
push dword [esp + 0x2c]
push ebx
movzx eax, byte [edx]
lea esi, [edx + 1]
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
lea eax, [edx + 1]
add eax, edi
neg ecx
push eax
mov dword [esp + 0x48], eax
lea eax, [esp + 0x5c]
push edi
push eax
mov dword [esp + 0x3c], ecx
call fcn.004f97f0
add esp, 0x2c
test eax, eax
jne 0x4fa100
xor edx, edx
test edi, edi
jle 0x4f9f40
cmp edi, 0x20
jb 0x4f9f24
lea eax, [esi - 1]
add eax, edi
lea ecx, [esp + edi + 0x37]
lea edi, [esp + 0x38]
cmp edi, eax
mov edi, dword [esp + 0x1c]
ja 0x4f9eca
cmp ecx, esi
jae 0x4f9f24
mov eax, edi
and eax, 0x8000001f
jns 0x4f9ed8
dec eax
or eax, 0xffffffe0
inc eax
mov ecx, edi
mov edi, esi
sub ecx, eax
lea eax, [esp + 0x38]
sub edi, eax
nop dword [eax]
nop dword [eax + eax]
movups xmm0, xmmword [esp + edx + 0x38]
lea eax, [edi + edx]
movups xmm1, xmmword [esp + eax + 0x38]
pxor xmm1, xmm0
movups xmmword [esp + edx + 0x38], xmm1
movups xmm1, xmmword [esi + edx + 0x10]
movups xmm0, xmmword [esp + edx + 0x48]
pxor xmm1, xmm0
movups xmmword [esp + edx + 0x48], xmm1
add edx, 0x20
cmp edx, ecx
jl 0x4f9ef0
mov edi, dword [esp + 0x1c]
cmp edx, edi
jge 0x4f9f40
lea eax, [esp + 0x38]
sub esi, eax
nop
lea ecx, [esp + 0x38]
add ecx, edx
inc edx
mov al, byte [esi + ecx]
xor byte [ecx], al
cmp edx, edi
jl 0x4f9f30
push dword [esp + 0x14]
lea eax, [esp + 0x3c]
push edi
push eax
push ebx
push ebp
call fcn.004f97f0
add esp, 0x14
test eax, eax
jne 0x4fa100
xor edx, edx
test ebx, ebx
jle 0x4fa002
cmp ebx, 0x20
jb 0x4f9fde
mov ecx, dword [esp + 0x24]
lea esi, [ebp - 1]
add esi, ebx
lea eax, [ecx - 1]
add eax, ebx
cmp ebp, eax
ja 0x4f9f81
cmp esi, ecx
jae 0x4f9fde
mov eax, ebx
and eax, 0x8000001f
jns 0x4f9f8f
dec eax
or eax, 0xffffffe0
inc eax
mov dword [esp + 0x14], ecx
mov esi, ebx
sub dword [esp + 0x14], ebp
sub esi, eax
add ecx, 0x10
mov eax, ebp
mov dword [esp + 0x2c], ecx
mov ecx, dword [esp + 0x14]
mov edi, dword [esp + 0x2c]
nop dword [eax]
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [eax + ecx - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [edi + edx]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, esi
jl 0x4f9fb0
mov edi, dword [esp + 0x1c]
cmp edx, ebx
jge 0x4fa002
mov edi, dword [esp + 0x24]
lea ecx, [edx + ebp]
mov esi, ebx
sub edi, ebp
sub esi, edx
nop
mov al, byte [ecx + edi]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub esi, 1
jne 0x4f9ff0
mov edi, dword [esp + 0x1c]
push 0
push dword [esp + 0x1c]
lea eax, [esp + 0x80]
push 0
push eax
push dword [esp + 0xe8]
push dword [esp + 0x44]
call fcn.004b4960
add esp, 0x18
test eax, eax
je 0x4fa100
push edi
lea eax, [esp + 0x7c]
push eax
push ebp
call fcn.004b1e90
mov edx, dword [esp + 0x1c]
add esp, 0xc
lea ecx, [eax - 1]
not eax
shr ecx, 0x1f
shr eax, 0x1f
and ecx, eax
neg ecx
and edx, ecx
xor ecx, ecx
mov dword [esp + 0x10], edx
mov dword [esp + 0x18], ecx
cmp edi, ebx
jge 0x4fa0b6
nop
movzx esi, byte [edi + ebp]
not ecx
mov eax, esi
xor eax, 1
lea edx, [eax - 1]
not eax
shr eax, 0x1f
shr edx, 0x1f
and edx, eax
neg edx
and ecx, edx
mov eax, ecx
and ecx, edi
not eax
inc edi
and eax, dword [esp + 0x28]
or eax, ecx
mov ecx, dword [esp + 0x18]
mov dword [esp + 0x28], eax
or ecx, edx
mov edx, dword [esp + 0x10]
lea eax, [esi - 1]
shr eax, 0x1f
not esi
shr esi, 0x1f
and eax, esi
mov dword [esp + 0x18], ecx
neg eax
or eax, ecx
and edx, eax
mov dword [esp + 0x10], edx
cmp edi, ebx
jl 0x4fa060
test edx, ecx
je 0x4fa0e5
mov eax, dword [esp + 0x28]
inc eax
sub ebx, eax
cmp dword [esp + 0xc4], ebx
jge 0x4fa125
push 0xe1
push str..crypto_rsa_rsa_oaep.c
push 0x6d
push 0xa1
push 4
call fcn.004aedd0
add esp, 0x14
push 0xee
push str..crypto_rsa_rsa_oaep.c
push 0x79
push 0xa1
push 4
call fcn.004aedd0
add esp, 0x14
or ebx, 0xffffffff
test ebp, ebp
je 0x4fa110
push ebp
call fcn.004a2960
add esp, 4
mov eax, dword [esp + 0x20]
test eax, eax
je 0x4fa121
push eax
call fcn.004a2960
add esp, 4
mov eax, ebx
jmp 0x4fa148
push ebx
add eax, ebp
push eax
push dword [esp + 0x3c]
call fcn.0051dfc0
add esp, 0xc
jmp 0x4fa103
push 0x9e
push str..crypto_rsa_rsa_oaep.c
push 0x41
jmp 0x4fa0f1
or eax, 0xffffffff
mov ecx, dword [esp + 0xb8]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0051ad3f
add esp, 0xac
ret