Function at 0x520b00
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xd8
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0xd4], eax
mov eax, dword [esp + 0xdc]
mov edx, dword [esp + 0xec]
push ebp
mov ebp, dword [esp + 0xec]
push esi
mov esi, dword [esp + 0x108]
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0xfc]
push edi
mov edi, dword [esp + 0xf0]
mov dword [esp + 0x5c], eax
mov eax, dword [esp + 0x104]
shr edi, 3
mov dword [esp + 0x54], eax
mov eax, dword [esp + 0x108]
mov dword [esp + 0x38], ebp
mov dword [esp + 0x2c], edx
mov dword [esp + 0x58], eax
mov dword [esp + 0x18], esi
mov dword [esp + 0x44], 0
mov dword [esp + 0x28], 0
mov dword [esp + 0x40], 2
cmp edi, 0x14
je 0x520bb3
cmp edi, 0x1c
je 0x520bb3
cmp edi, 0x20
je 0x520bb3
pop edi
pop esi
xor eax, eax
pop ebp
mov ecx, dword [esp + 0xd4]
xor ecx, esp
call fcn.0057277e
add esp, 0xd8
ret
test ebp, ebp
jne 0x520bc6
call fcn.004cf890
mov edx, dword [esp + 0x2c]
mov ebp, eax
mov dword [esp + 0x38], eax
mov eax, 0x200
cmp dword [esp + 0xec], eax
cmovae eax, dword [esp + 0xec]
add eax, 0x3f
and eax, 0xffffffc0
mov dword [esp + 0x30], eax
mov eax, dword [esp + 0xfc]
test eax, eax
je 0x520bfa
xor ecx, ecx
cmp eax, edi
cmovb edx, ecx
mov dword [esp + 0x2c], edx
cmp eax, edi
cmova eax, edi
mov dword [esp + 0xfc], eax
test edx, edx
je 0x520c1c
push eax
push edx
lea eax, [esp + 0xa8]
push eax
call fcn.0058bc30
add esp, 0xc
call fcn.0050c7b0
mov dword [esp + 0x24], eax
test eax, eax
je 0x521272
push ebx
call fcn.004e51e0
mov ebx, eax
mov dword [esp + 0x10], ebx
test ebx, ebx
je 0x521265
push ebx
call fcn.004e5260
push ebx
call fcn.004e5180
push dword [esp + 0x18]
mov ebx, eax
call fcn.004e5180
push dword [esp + 0x1c]
mov dword [esp + 0x34], eax
call fcn.004e5180
push dword [esp + 0x20]
mov dword [esp + 0x4c], eax
call fcn.004e5180
push dword [esp + 0x24]
mov dword [esp + 0x38], eax
call fcn.004e5180
push dword [esp + 0x28]
mov dword [esp + 0x6c], eax
call fcn.004e5180
push dword [esp + 0x2c]
mov dword [esp + 0x6c], eax
call fcn.004e5180
push dword [esp + 0x30]
mov dword [esp + 0x3c], eax
call fcn.004e5180
add esp, 0x24
mov dword [esp + 0x14], eax
test eax, eax
je 0x521252
mov eax, dword [esp + 0x34]
dec eax
push eax
call fcn.004cc0f0
push eax
push dword [esp + 0x1c]
call fcn.004fb830
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x2c]
push 0
push esi
call fcn.00534000
inc dword [esp + 0x38]
add esp, 0xc
test eax, eax
je 0x521252
cmp dword [esp + 0x100], 0
je 0x520d0c
cmp dword [esp + 0x30], 0
je 0x520d0c
xor esi, esi
mov dword [esp + 0x100], esi
jmp 0x520d2a
lea eax, [esp + 0xa4]
push edi
push eax
call fcn.004d3100
add esp, 8
test eax, eax
jle 0x521252
mov esi, 1
push edi
lea eax, [esp + 0xa8]
push eax
lea eax, [esp + 0x8c]
push eax
call fcn.0058bc30
push edi
lea eax, [esp + 0xb4]
push eax
lea eax, [esp + 0xd8]
push eax
call fcn.0058bc30
lea eax, [edi - 1]
add esp, 0x18
test eax, eax
js 0x520d6f
add byte [esp + eax + 0x84], 1
jne 0x520d6f
sub eax, 1
jns 0x520d60
push 0
push ebp
push 0
lea eax, [esp + 0x70]
push eax
lea eax, [esp + 0xb4]
push edi
push eax
call fcn.004cf1d0
add esp, 0x18
test eax, eax
je 0x521252
push 0
push ebp
push 0
lea eax, [esp + 0xd0]
push eax
lea eax, [esp + 0x94]
push edi
push eax
call fcn.004cf1d0
add esp, 0x18
test eax, eax
je 0x521252
xor ecx, ecx
test edi, edi
je 0x520e13
cmp edi, 0x20
jb 0x520e13
mov eax, edi
and eax, 0x8000001f
jns 0x520dd1
dec eax
or eax, 0xffffffe0
inc eax
mov edx, edi
sub edx, eax
nop word [eax + eax]
movups xmm0, xmmword [esp + ecx + 0x64]
movups xmm1, xmmword [esp + ecx + 0xc4]
pxor xmm1, xmm0
movups xmmword [esp + ecx + 0x64], xmm1
movups xmm0, xmmword [esp + ecx + 0x74]
movups xmm1, xmmword [esp + ecx + 0xd4]
pxor xmm1, xmm0
movups xmmword [esp + ecx + 0x74], xmm1
add ecx, 0x20
cmp ecx, edx
jl 0x520de0
cmp ecx, edi
jge 0x520e30
nop word [eax + eax]
mov al, byte [esp + ecx + 0xc4]
xor byte [esp + ecx + 0x64], al
inc ecx
cmp ecx, edi
jl 0x520e20
push dword [esp + 0x20]
or byte [esp + 0x68], 0x80
lea eax, [esp + 0x68]
or byte [esp + edi + 0x67], 1
push edi
push eax
call fcn.004cb710
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x1c]
push esi
push dword [esp + 0x18]
push 0x32
push dword [esp + 0x30]
call fcn.005342d0
add esp, 0x14
test eax, eax
jg 0x520e7e
jne 0x521252
mov esi, dword [esp + 0x1c]
jmp 0x520cd5
mov ebp, dword [esp + 0x1c]
push 0
push 2
push ebp
call fcn.00534000
add esp, 0xc
test eax, eax
je 0x521252
push 0
push 3
push ebp
call fcn.00534000
add esp, 0xc
test eax, eax
je 0x521252
mov ecx, dword [esp + 0x34]
mov eax, 0xcccccccd
xor esi, esi
mov dword [esp + 0x40], esi
lea ecx, [ecx - 1]
mul ecx
mov ebp, edx
shr ebp, 7
test esi, esi
je 0x520ee0
push esi
push 0
push dword [esp + 0x24]
call fcn.00534000
add esp, 0xc
test eax, eax
je 0x521252
push 0
push dword [esp + 0x3c]
call fcn.004cc040
add esp, 8
xor esi, esi
test ebp, ebp
js 0x520f89
lea eax, [edi - 1]
test eax, eax
js 0x520f0f
nop
add byte [esp + eax + 0x84], 1
jne 0x520f0f
sub eax, 1
jns 0x520f00
push 0
push dword [esp + 0x40]
lea eax, [esp + 0x6c]
push 0
push eax
lea eax, [esp + 0x94]
push edi
push eax
call fcn.004cf1d0
add esp, 0x18
test eax, eax
je 0x521252
push ebx
lea eax, [esp + 0x68]
push edi
push eax
call fcn.004cb710
add esp, 0xc
test eax, eax
je 0x521252
lea eax, [edi*8]
imul eax, esi
push eax
push ebx
push ebx
call fcn.004fb830
add esp, 0xc
test eax, eax
je 0x521252
mov eax, dword [esp + 0x38]
push ebx
push eax
push eax
call fcn.004e5490
add esp, 0xc
test eax, eax
je 0x521252
inc esi
cmp esi, ebp
jle 0x520ef8
mov eax, dword [esp + 0x34]
mov esi, dword [esp + 0x38]
dec eax
push eax
push esi
call fcn.004cbdd0
add esp, 8
test eax, eax
je 0x521252
push esi
mov esi, dword [esp + 0x54]
push esi
call fcn.004cbc10
add esp, 8
test eax, eax
je 0x521252
push dword [esp + 0x14]
push esi
push esi
call fcn.004e5490
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x20]
push ebx
call fcn.004fb9b0
add esp, 8
test eax, eax
je 0x521252
push dword [esp + 0x10]
push ebx
push esi
push dword [esp + 0x58]
push 0
call fcn.0050c1c0
add esp, 0x14
test eax, eax
je 0x521252
call fcn.004cc0f0
push eax
push dword [esp + 0x50]
push ebx
call fcn.004e5520
add esp, 0xc
test eax, eax
je 0x521252
push ebx
push esi
mov esi, dword [esp + 0x20]
push esi
call fcn.004e5520
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x14]
push esi
call fcn.004cb8c0
add esp, 8
test eax, eax
js 0x521067
mov esi, dword [esp + 0x1c]
push esi
push 1
push dword [esp + 0x18]
push 0x32
push dword [esp + 0x28]
call fcn.005342d0
add esp, 0x14
test eax, eax
jg 0x521089
jne 0x521252
mov esi, dword [esp + 0x40]
inc esi
mov dword [esp + 0x40], esi
cmp esi, 0x1000
jl 0x520ec5
mov ebp, dword [esp + 0x3c]
mov esi, dword [esp + 0x1c]
jmp 0x520cd5
push 1
push 2
push esi
call fcn.00534000
add esp, 0xc
test eax, eax
je 0x521252
call fcn.004cc0f0
push eax
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call fcn.004e5520
add esp, 0xc
test eax, eax
je 0x521252
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x24]
push dword [esp + 0x1c]
push 0
push ebx
call fcn.0050c1c0
add esp, 0x14
test eax, eax
je 0x521252
push 2
push dword [esp + 0x18]
call fcn.004cc040
add esp, 8
test eax, eax
je 0x521252
push ebp
push dword [esp + 0x1c]
push dword [esp + 0x30]
call fcn.0050c810
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x28]
push ebp
push dword [esp + 0x20]
push ebx
push dword [esp + 0x24]
push dword [esp + 0x38]
call fcn.0050ac10
add esp, 0x18
test eax, eax
je 0x521252
nop dword [eax]
mov ecx, dword [esp + 0x24]
cmp dword [ecx + 4], 1
jne 0x52118a
mov eax, dword [ecx]
cmp dword [eax], 1
jne 0x52118a
cmp dword [ecx + 0xc], 0
jne 0x52118a
call fcn.004cc0f0
push eax
mov eax, dword [esp + 0x18]
push eax
push eax
call fcn.004e5490
add esp, 0xc
test eax, eax
je 0x521252
push dword [esp + 0x28]
inc dword [esp + 0x48]
push ebp
push dword [esp + 0x20]
push ebx
push dword [esp + 0x24]
push dword [esp + 0x38]
call fcn.0050ac10
add esp, 0x18
test eax, eax
jne 0x521130
jmp 0x521252
push 1
push 3
push esi
call fcn.00534000
add esp, 0xc
test eax, eax
je 0x521252
mov dword [esp + 0x48], 1
mov ebx, dword [esp + 0x54]
mov eax, dword [ebx + 0xc]
test eax, eax
je 0x5211bb
push eax
call fcn.004cbd30
add esp, 4
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x5211cb
push eax
call fcn.004cbd30
add esp, 4
mov eax, dword [ebx + 0x14]
test eax, eax
je 0x5211db
push eax
call fcn.004cbd30
add esp, 4
push dword [esp + 0x18]
call fcn.004cbcf0
push dword [esp + 0x24]
mov dword [ebx + 0xc], eax
call fcn.004cbcf0
push dword [esp + 0x2c]
mov dword [ebx + 0x10], eax
call fcn.004cbcf0
add esp, 0xc
mov dword [ebx + 0x14], eax
cmp dword [ebx + 0xc], 0
je 0x52124a
cmp dword [ebx + 0x10], 0
je 0x52124a
test eax, eax
je 0x52124a
mov ecx, dword [esp + 0x58]
test ecx, ecx
je 0x521220
mov eax, dword [esp + 0x40]
mov dword [ecx], eax
mov ecx, dword [esp + 0x5c]
test ecx, ecx
je 0x52122e
mov eax, dword [esp + 0x44]
mov dword [ecx], eax
mov eax, dword [esp + 0x60]
test eax, eax
je 0x521252
push edi
lea ecx, [esp + 0xa8]
push ecx
push eax
call fcn.0058bc30
add esp, 0xc
jmp 0x521252
mov dword [esp + 0x48], 0
mov ebx, dword [esp + 0x10]
push ebx
call fcn.004e5110
push ebx
call fcn.004e5150
add esp, 8
push dword [esp + 0x28]
call fcn.0050c770
add esp, 4
pop ebx
mov ecx, dword [esp + 0xe0]
mov eax, dword [esp + 0x44]
pop edi
pop esi
pop ebp
xor ecx, esp
call fcn.0057277e
add esp, 0xd8
ret