Function at 0x50db40
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x1c
call fcn.00580860
push ebp
mov ebp, dword [esp + 0x30]
xor ecx, ecx
push esi
mov esi, dword [esp + 0x28]
mov eax, dword [esi + 0x174]
mov dword [esp + 0x14], eax
mov eax, dword [esi + 0x178]
mov dword [esp + 0x10], eax
mov eax, ebp
add eax, dword [esi + 0x38]
adc ecx, dword [esi + 0x3c]
cmp ecx, 0xf
ja 0x50de4e
jb 0x50db86
cmp eax, 0xffffffe0
ja 0x50de4e
cmp dword [esi + 0x170], 0
mov edx, dword [esi + 0x16c]
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], ecx
mov dword [esp + 0xc], edx
je 0x50dbfe
test ebp, ebp
jne 0x50dbc4
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
mov eax, dword [esi + 0x168]
call eax
add esp, 8
mov dword [esi + 0x170], ebp
xor eax, eax
pop esi
pop ebp
add esp, 0x1c
ret
movups xmm0, xmmword [esi + 0x40]
mov edx, 0x10
mov dword [esp + 0xc], edx
movups xmmword [esi + 0x17c], xmm0
mov dword [esi + 0x40], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0
mov dword [esi + 0x170], 0
mov eax, dword [esi + 0xc]
bswap eax
mov dword [esp + 8], eax
mov eax, edx
push ebx
mov ebx, dword [esp + 0x34]
and eax, 0xf
push edi
mov edi, dword [esp + 0x34]
mov dword [esp + 0x20], eax
je 0x50dc76
nop dword [eax]
test ebp, ebp
je 0x50dc4d
mov cl, byte [edi]
dec ebp
mov byte [edx + esi + 0x17c], cl
inc edi
mov al, byte [eax + esi + 0x10]
inc edx
xor al, cl
mov dword [esp + 0x3c], ebp
mov byte [ebx], al
inc ebx
mov eax, dword [esp + 0x20]
inc eax
and eax, 0xf
mov dword [esp + 0x20], eax
jne 0x50dc20
jmp 0x50dc55
test eax, eax
jne 0x50de3e
push edx
lea eax, [esi + 0x17c]
push eax
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
mov eax, dword [esi + 0x164]
call eax
add esp, 0x10
xor edx, edx
mov dword [esp + 0x14], edx
cmp ebp, 0x10
jb 0x50dca2
test edx, edx
je 0x50dca2
push edx
lea eax, [esi + 0x17c]
push eax
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
mov eax, dword [esi + 0x164]
call eax
add esp, 0x10
mov dword [esp + 0x14], 0
cmp ebp, 0xc00
jb 0x50dd49
mov eax, 0xaaaaaaab
lea ecx, [esi + 0x60]
mul ebp
shr edx, 0xb
mov dword [esp + 0x28], edx
nop
push 0xc00
push edi
push ecx
lea eax, [esi + 0x40]
push eax
mov eax, dword [esi + 0x164]
call eax
mov ebp, dword [esp + 0x20]
add esp, 0x10
mov dword [esp + 0x24], 0xc0
push dword [esp + 0x18]
lea eax, [esi + 0x10]
push eax
push esi
call dword [esp + 0x28]
inc ebp
add esp, 0xc
mov eax, ebp
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [esi + 0x10]
xor eax, dword [edi]
mov dword [ebx], eax
mov eax, dword [edi + 4]
xor eax, dword [esi + 0x14]
mov dword [ebx + 4], eax
mov eax, dword [edi + 8]
xor eax, dword [esi + 0x18]
mov dword [ebx + 8], eax
mov eax, dword [edi + 0xc]
add edi, 0x10
xor eax, dword [esi + 0x1c]
mov dword [ebx + 0xc], eax
add ebx, 0x10
sub dword [esp + 0x24], 1
jne 0x50dce2
mov dword [esp + 0x10], ebp
lea ecx, [esi + 0x60]
mov ebp, dword [esp + 0x3c]
sub ebp, 0xc00
sub dword [esp + 0x28], 1
mov dword [esp + 0x3c], ebp
jne 0x50dcc0
mov eax, ebp
and eax, 0xfffffff0
je 0x50ddc5
push eax
push edi
lea eax, [esi + 0x60]
push eax
lea eax, [esi + 0x40]
push eax
mov eax, dword [esi + 0x164]
call eax
add esp, 0x10
cmp ebp, 0x10
jb 0x50ddc5
mov eax, ebp
lea ecx, [esi + 0x10]
shr eax, 4
mov dword [esp + 0x3c], eax
push dword [esp + 0x18]
push ecx
push esi
call dword [esp + 0x28]
mov eax, dword [esp + 0x1c]
lea ecx, [esi + 0x10]
inc eax
add esp, 0xc
mov dword [esp + 0x10], eax
sub ebp, 0x10
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [ecx]
xor eax, dword [edi]
mov dword [ebx], eax
mov eax, dword [edi + 4]
xor eax, dword [esi + 0x14]
mov dword [ebx + 4], eax
mov eax, dword [edi + 8]
xor eax, dword [esi + 0x18]
mov dword [ebx + 8], eax
mov eax, dword [edi + 0xc]
add edi, 0x10
xor eax, dword [esi + 0x1c]
mov dword [ebx + 0xc], eax
add ebx, 0x10
sub dword [esp + 0x3c], 1
jne 0x50dd76
test ebp, ebp
je 0x50de3a
push dword [esp + 0x18]
lea eax, [esi + 0x10]
push eax
push esi
call dword [esp + 0x28]
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov ecx, dword [esp + 0x20]
inc eax
mov edx, dword [esp + 0x14]
bswap eax
mov dword [esi + 0xc], eax
lea eax, [ecx + ebx]
mov dword [esp + 0x28], eax
lea eax, [esi + 0x10]
add eax, ecx
sub edi, ebx
lea ebx, [esi + 0x17c]
mov dword [esp + 0x3c], eax
mov esi, dword [esp + 0x28]
mov cl, byte [edi + esi]
lea esi, [esi + 1]
mov byte [ebx + edx], cl
inc edx
mov al, byte [eax]
xor al, cl
mov byte [esi - 1], al
mov eax, dword [esp + 0x3c]
inc eax
mov dword [esp + 0x3c], eax
sub ebp, 1
jne 0x50de07
mov esi, dword [esp + 0x30]
xor eax, eax
pop edi
pop ebx
mov dword [esi + 0x16c], edx
pop esi
pop ebp
add esp, 0x1c
ret
mov edx, dword [esp + 0x14]
pop edi
pop ebx
mov dword [esi + 0x16c], edx
xor eax, eax
pop esi
pop ebp
add esp, 0x1c
ret
pop esi
or eax, 0xffffffff
pop ebp
add esp, 0x1c
ret