Function at 0x587860
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xd8
call fcn.005b9970
mov eax, dword [0x686300]
xor eax, esp
mov dword [esp + 0xd4], eax
mov eax, dword [esp + 0xdc]
push ebx
mov ebx, dword [esp + 0xf0]
push ebp
mov ebp, dword [esp + 0xf0]
push esi
mov esi, dword [esp + 0xf0]
mov dword [esp + 0x5c], eax
mov eax, dword [esp + 0x100]
mov dword [esp + 0x50], eax
mov eax, dword [esp + 0x104]
shr esi, 3
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x108]
mov dword [esp + 0x20], ebp
mov dword [esp + 0x44], ebx
mov dword [esp + 0x54], eax
mov dword [esp + 0x38], 0
mov dword [esp + 0x30], 0
mov dword [esp + 0x2c], 2
push edi
mov edi, dword [esp + 0x110]
mov dword [esp + 0x1c], edi
cmp esi, 0x14
je 0x587901
cmp esi, 0x1c
je 0x587901
cmp esi, 0x20
je 0x587901
xor eax, eax
jmp 0x587ffa
test ebp, ebp
jne 0x587936
cmp esi, 0x14
jne 0x587917
call fcn.005307f0
mov ebp, eax
mov dword [esp + 0x24], ebp
jmp 0x587941
cmp esi, 0x1c
jne 0x587929
call fcn.00530800
mov ebp, eax
mov dword [esp + 0x24], ebp
jmp 0x587941
call fcn.00530810
mov ebp, eax
mov dword [esp + 0x24], ebp
jmp 0x587941
push ebp
call fcn.005404d0
add esp, 4
mov esi, eax
mov ecx, dword [esp + 0xf0]
mov eax, 0x200
cmp ecx, eax
cmovb ecx, eax
lea eax, [ecx + 0x3f]
and eax, 0xffffffc0
mov dword [esp + 0x38], eax
mov eax, dword [esp + 0x100]
test eax, eax
je 0x587972
xor ecx, ecx
cmp eax, esi
cmovb ebx, ecx
mov dword [esp + 0x48], ebx
cmp eax, esi
cmova eax, esi
mov dword [esp + 0x100], eax
test ebx, ebx
je 0x587994
push eax
lea eax, [esp + 0xa8]
push ebx
push eax
call fcn.005b8230
add esp, 0xc
call fcn.00569f50
mov dword [esp + 0x2c], eax
test eax, eax
je 0x587ff6
call fcn.0053c2b0
mov ebx, eax
mov dword [esp + 0x10], ebx
test ebx, ebx
je 0x587fea
push ebx
call fcn.0053c330
push ebx
call fcn.0053c250
push dword [esp + 0x18]
mov ebx, eax
call fcn.0053c250
push dword [esp + 0x1c]
mov dword [esp + 0x38], eax
call fcn.0053c250
push dword [esp + 0x20]
mov dword [esp + 0x58], eax
call fcn.0053c250
push dword [esp + 0x24]
mov dword [esp + 0x38], eax
call fcn.0053c250
push dword [esp + 0x28]
mov dword [esp + 0x6c], eax
call fcn.0053c250
push dword [esp + 0x2c]
mov dword [esp + 0x6c], eax
call fcn.0053c250
push dword [esp + 0x30]
mov dword [esp + 0x3c], eax
call fcn.0053c250
add esp, 0x24
mov dword [esp + 0x14], eax
test eax, eax
je 0x587fd7
mov eax, dword [esp + 0x38]
dec eax
push eax
call fcn.0053ce00
push eax
push dword [esp + 0x1c]
call fcn.0055a430
add esp, 0xc
test eax, eax
je 0x587fd7
lea esp, [esp]
push dword [esp + 0x34]
push 0
push edi
call fcn.005858f0
inc dword [esp + 0x40]
add esp, 0xc
test eax, eax
je 0x587fd7
cmp dword [esp + 0x100], 0
je 0x587a87
cmp dword [esp + 0x48], 0
je 0x587a87
xor edi, edi
mov dword [esp + 0x100], edi
jmp 0x587aa5
lea eax, [esp + 0xa4]
push esi
push eax
call fcn.0053bd00
add esp, 8
test eax, eax
jle 0x587fd7
mov edi, 1
push esi
lea eax, [esp + 0xa8]
push eax
lea eax, [esp + 0x8c]
push eax
call fcn.005b8230
push esi
lea eax, [esp + 0xb4]
push eax
lea eax, [esp + 0xd8]
push eax
call fcn.005b8230
lea eax, [esi - 1]
add esp, 0x18
test eax, eax
js 0x587aec
jmp 0x587ae0
inc byte [esp + eax + 0x84]
jne 0x587aec
dec eax
jns 0x587ae0
push 0
push ebp
push 0
lea eax, [esp + 0x70]
push eax
lea eax, [esp + 0xb4]
push esi
push eax
call fcn.005371e0
add esp, 0x18
test eax, eax
je 0x587fd7
push 0
push ebp
push 0
lea eax, [esp + 0xd0]
push eax
lea eax, [esp + 0x94]
push esi
push eax
call fcn.005371e0
add esp, 0x18
test eax, eax
je 0x587fd7
xor ecx, ecx
test esi, esi
jle 0x587bb0
cmp esi, 0x20
jb 0x587b99
mov eax, esi
and eax, 0x8000001f
jns 0x587b4e
dec eax
or eax, 0xffffffe0
inc eax
mov edx, esi
sub edx, eax
jmp 0x587b60
movdqu xmm0, xmmword [esp + ecx + 0x64]
movdqu xmm1, xmmword [esp + ecx + 0xc4]
pxor xmm1, xmm0
movdqu xmmword [esp + ecx + 0x64], xmm1
movdqu xmm0, xmmword [esp + ecx + 0x74]
movdqu xmm1, xmmword [esp + ecx + 0xd4]
pxor xmm1, xmm0
movdqu xmmword [esp + ecx + 0x74], xmm1
add ecx, 0x20
cmp ecx, edx
jl 0x587b60
cmp ecx, esi
jge 0x587bb0
lea ecx, [ecx]
mov al, byte [esp + ecx + 0xc4]
xor byte [esp + ecx + 0x64], al
inc ecx
cmp ecx, esi
jl 0x587ba0
push dword [esp + 0x20]
or byte [esp + 0x68], 0x80
lea eax, [esp + 0x68]
or byte [esp + esi + 0x67], 1
push esi
push eax
call fcn.0053c560
add esp, 0xc
test eax, eax
je 0x587fd7
push dword [esp + 0x1c]
push edi
push dword [esp + 0x18]
push 0x40
push dword [esp + 0x30]
call fcn.00585b60
add esp, 0x14
test eax, eax
jg 0x587bfe
jne 0x587fd7
mov edi, dword [esp + 0x1c]
jmp 0x587a50
mov ebp, dword [esp + 0x1c]
push 0
push 2
push ebp
call fcn.005858f0
add esp, 0xc
test eax, eax
je 0x587fd7
push 0
push 3
push ebp
call fcn.005858f0
add esp, 0xc
test eax, eax
je 0x587fd7
mov ecx, dword [esp + 0x38]
mov eax, 0xcccccccd
xor edi, edi
mov dword [esp + 0x40], edi
lea ecx, [ecx - 1]
mul ecx
mov ebp, edx
shr ebp, 7
test edi, edi
je 0x587c60
push edi
push 0
push dword [esp + 0x24]
call fcn.005858f0
add esp, 0xc
test eax, eax
je 0x587fd7
push 0
push dword [esp + 0x48]
call fcn.0053cd60
add esp, 8
xor edi, edi
test ebp, ebp
js 0x587d06
lea eax, [esi - 1]
test eax, eax
js 0x587c8c
nop
inc byte [esp + eax + 0x84]
jne 0x587c8c
dec eax
jns 0x587c80
push 0
push dword [esp + 0x28]
lea eax, [esp + 0x6c]
push 0
push eax
lea eax, [esp + 0x94]
push esi
push eax
call fcn.005371e0
add esp, 0x18
test eax, eax
je 0x587fd7
push ebx
lea eax, [esp + 0x68]
push esi
push eax
call fcn.0053c560
add esp, 0xc
test eax, eax
je 0x587fd7
lea eax, [esi*8]
imul eax, edi
push eax
push ebx
push ebx
call fcn.0055a430
add esp, 0xc
test eax, eax
je 0x587fd7
mov eax, dword [esp + 0x44]
push ebx
push eax
push eax
call fcn.00558690
add esp, 0xc
test eax, eax
je 0x587fd7
inc edi
cmp edi, ebp
jle 0x587c78
mov eax, dword [esp + 0x38]
mov edi, dword [esp + 0x44]
dec eax
push eax
push edi
call fcn.0053cae0
add esp, 8
test eax, eax
je 0x587fd7
push edi
mov edi, dword [esp + 0x54]
push edi
call fcn.0053c930
add esp, 8
test eax, eax
je 0x587fd7
push dword [esp + 0x14]
push edi
push edi
call fcn.00558690
add esp, 0xc
test eax, eax
je 0x587fd7
push dword [esp + 0x20]
push ebx
call fcn.0055a5a0
add esp, 8
test eax, eax
je 0x587fd7
push dword [esp + 0x10]
push ebx
push edi
push dword [esp + 0x58]
push 0
call fcn.0056de00
add esp, 0x14
test eax, eax
je 0x587fd7
call fcn.0053ce00
push eax
push dword [esp + 0x50]
push ebx
call fcn.00558720
add esp, 0xc
test eax, eax
je 0x587fd7
push ebx
push edi
mov edi, dword [esp + 0x20]
push edi
call fcn.00558720
add esp, 0xc
test eax, eax
je 0x587fd7
push dword [esp + 0x14]
push edi
call fcn.0053c6d0
add esp, 8
test eax, eax
js 0x587de4
mov edi, dword [esp + 0x1c]
push edi
push 1
push dword [esp + 0x18]
push 0x40
push dword [esp + 0x28]
call fcn.00585b60
add esp, 0x14
test eax, eax
jg 0x587e06
jne 0x587fd7
mov edi, dword [esp + 0x40]
inc edi
mov dword [esp + 0x40], edi
cmp edi, 0x1000
jl 0x587c45
mov ebp, dword [esp + 0x24]
mov edi, dword [esp + 0x1c]
jmp 0x587a50
push 1
push 2
push edi
call fcn.005858f0
add esp, 0xc
test eax, eax
je 0x587fd7
call fcn.0053ce00
push eax
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call fcn.00558720
add esp, 0xc
test eax, eax
je 0x587fd7
mov ebp, dword [esp + 0x10]
push ebp
push dword [esp + 0x24]
push dword [esp + 0x1c]
push 0
push ebx
call fcn.0056de00
add esp, 0x14
test eax, eax
je 0x587fd7
push 2
push dword [esp + 0x18]
call fcn.0053cd60
add esp, 8
test eax, eax
je 0x587fd7
push ebp
push dword [esp + 0x1c]
push dword [esp + 0x34]
call fcn.00569fb0
add esp, 0xc
test eax, eax
je 0x587fd7
push dword [esp + 0x2c]
push ebp
push dword [esp + 0x20]
push ebx
push dword [esp + 0x24]
push dword [esp + 0x3c]
call fcn.00568ad0
add esp, 0x18
test eax, eax
je 0x587fd7
lea ebx, [ebx]
mov ecx, dword [esp + 0x28]
cmp dword [ecx + 4], 1
jne 0x587f0a
mov eax, dword [ecx]
cmp dword [eax], 1
jne 0x587f0a
cmp dword [ecx + 0xc], 0
jne 0x587f0a
call fcn.0053ce00
push eax
mov eax, dword [esp + 0x18]
push eax
push eax
call fcn.00558690
add esp, 0xc
test eax, eax
je 0x587fd7
push dword [esp + 0x2c]
inc dword [esp + 0x34]
push ebp
push dword [esp + 0x20]
push ebx
push dword [esp + 0x24]
push dword [esp + 0x3c]
call fcn.00568ad0
add esp, 0x18
test eax, eax
jne 0x587eb0
jmp 0x587fd7
push 1
push 3
push edi
call fcn.005858f0
add esp, 0xc
test eax, eax
je 0x587fd7
mov ebx, dword [esp + 0x60]
mov dword [esp + 0x3c], 1
jmp 0x587f30
mov eax, dword [ebx + 0xc]
test eax, eax
je 0x587f40
push eax
call fcn.0053ca40
add esp, 4
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x587f50
push eax
call fcn.0053ca40
add esp, 4
mov eax, dword [ebx + 0x14]
test eax, eax
je 0x587f60
push eax
call fcn.0053ca40
add esp, 4
push dword [esp + 0x18]
call fcn.0053ca00
push dword [esp + 0x24]
mov dword [ebx + 0xc], eax
call fcn.0053ca00
push dword [esp + 0x30]
mov dword [ebx + 0x10], eax
call fcn.0053ca00
add esp, 0xc
mov dword [ebx + 0x14], eax
cmp dword [ebx + 0xc], 0
je 0x587fcf
cmp dword [ebx + 0x10], 0
je 0x587fcf
test eax, eax
je 0x587fcf
mov ecx, dword [esp + 0x5c]
test ecx, ecx
je 0x587fa5
mov eax, dword [esp + 0x40]
mov dword [ecx], eax
mov ecx, dword [esp + 0x58]
test ecx, ecx
je 0x587fb3
mov eax, dword [esp + 0x30]
mov dword [ecx], eax
mov eax, dword [esp + 0x54]
test eax, eax
je 0x587fd7
push esi
lea ecx, [esp + 0xa8]
push ecx
push eax
call fcn.005b8230
add esp, 0xc
jmp 0x587fd7
mov dword [esp + 0x3c], 0
mov ebx, dword [esp + 0x10]
push ebx
call fcn.0053c1e0
push ebx
call fcn.0053c220
add esp, 8
push dword [esp + 0x2c]
call fcn.00569f10
add esp, 4
mov eax, dword [esp + 0x3c]
mov ecx, dword [esp + 0xe4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005b7dc4
add esp, 0xd8
ret