Function at 0x420872
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x503a91
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ebx
sub esp, 0x198
push esi
mov esi, ecx
mov byte [ebp - 0x16], dl
mov dword [ebp - 0x20], esi
push edi
mov dword [ebp - 0x1c], 1
mov dword [ebp - 4], 0
mov dword [esi], 0
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov byte [ebp - 4], 1
xor ecx, ecx
mov dword [ebp - 0x1c], 1
mov dword [ebp - 0x14], 0x1003a53
lea eax, [ecx + 0xf]
xor byte [ebp + ecx - 0x14], al
inc ecx
cmp ecx, 2
jb 0x4208b2
lea ecx, [ebp - 0x14]
mov byte [ebp - 0x11], 0
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4208d0
sub ecx, edx
mov eax, 0x7fffffff
mov edx, dword [ebx + 0x1c]
sub eax, edx
cmp eax, ecx
jb 0x420c42
cmp dword [ebx + 0x20], 0x10
lea eax, [ebx + 0xc]
push ecx
cmovae eax, dword [ebx + 0xc]
lea ecx, [ebp - 0x14]
push ecx
push edx
push eax
push ecx
push dword [ebp - 0x20]
lea ecx, [ebp - 0x50]
call fcn.0046d4f0
cmp dword [ebp - 0x3c], 0x10
lea ecx, [ebp - 0x1a8]
lea eax, [ebp - 0x50]
mov dword [ebp - 0x1c], 3
cmovae eax, dword [ebp - 0x50]
push ecx
push eax
call dword [0x50b1e8]
mov ecx, dword [ebp - 0x3c]
mov edi, eax
cmp edi, 0xffffffff
sete al
mov byte [ebp - 0x15], al
cmp ecx, 0x10
jb 0x42096b
mov edx, dword [ebp - 0x50]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x42095e
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420c47
push ecx
push edx
call fcn.004dcc02
mov al, byte [ebp - 0x15]
add esp, 8
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0xf
mov byte [ebp - 0x50], 0
test al, al
je 0x4209d0
mov ecx, dword [ebx + 0x20]
cmp ecx, 0x10
jb 0x4209b5
mov edx, dword [ebx + 0xc]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x4209ab
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420c3d
push ecx
push edx
call fcn.004dcc02
add esp, 8
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
mov dword fs:[0], ecx
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
cmp byte [ebp - 0x16], 0
jne 0x4209e5
test byte [ebp - 0x1a8], 0x10
jne 0x420bdf
jmp 0x4209f2
test byte [ebp - 0x1a8], 0x10
je 0x420bdf
lea eax, [ebp - 0x17c]
lea edx, [eax + 1]
nop dword [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x420a00
mov cl, byte [ebp - 0x17c]
sub eax, edx
cmp eax, 1
jne 0x420a1d
cmp cl, 0x2e
je 0x420bdf
cmp eax, 2
jne 0x420a33
cmp cl, 0x2e
jne 0x420a33
cmp byte [ebp - 0x17b], cl
je 0x420bdf
cmp byte [ebx + 8], 0
je 0x420b4b
lea ecx, [ebp - 0x13]
mov word [ebp - 0x13], 0x5c
mov byte [ebp - 0x11], 0
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x420a50
sub ecx, edx
mov eax, 0x7fffffff
mov edx, dword [ebx + 0x1c]
sub eax, edx
cmp eax, ecx
jb 0x420c42
cmp dword [ebx + 0x20], 0x10
lea eax, [ebx + 0xc]
push ecx
cmovae eax, dword [ebx + 0xc]
lea ecx, [ebp - 0x13]
push ecx
push edx
push eax
push ecx
push dword [ebp - 0x20]
lea ecx, [ebp - 0x68]
call fcn.0046d4f0
or dword [ebp - 0x1c], 4
lea eax, [ebp - 0x17c]
mov dword [ebp - 4], 2
push eax
lea ecx, [ebp - 0x68]
call fcn.00465950
or dword [ebp - 0x1c], 8
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x38], xmm0
movq xmm0, qword [eax + 0x10]
movq qword [ebp - 0x28], xmm0
mov dword [eax + 0x10], 0
mov dword [eax + 0x14], 0xf
mov byte [eax], 0
lea eax, [ebp - 0x38]
mov byte [ebp - 4], 3
push eax
mov ecx, esi
call fcn.004648e0
mov byte [ebp - 4], 2
mov ecx, dword [ebp - 0x24]
cmp ecx, 0x10
jb 0x420b10
mov edx, dword [ebp - 0x38]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420b06
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420c47
push ecx
push edx
call fcn.004dcc02
add esp, 8
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x54]
cmp ecx, 0x10
jb 0x420bdf
mov edx, dword [ebp - 0x68]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420bd5
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420c47
jmp 0x420bd5
push eax
lea eax, [ebp - 0x17c]
mov dword [ebp - 0x28], 0
xorps xmm0, xmm0
mov dword [ebp - 0x24], 0
push eax
lea ecx, [ebp - 0x38]
movups xmmword [ebp - 0x38], xmm0
call fcn.00403410
mov dword [ebp - 4], 4
mov eax, dword [esi + 4]
cmp eax, dword [esi + 8]
je 0x420b9f
movups xmm0, xmmword [ebp - 0x38]
mov ecx, 0xf
mov byte [ebp - 0x38], 0
movups xmmword [eax], xmm0
movq xmm0, qword [ebp - 0x28]
movq qword [eax + 0x10], xmm0
add dword [esi + 4], 0x18
jmp 0x420bae
lea ecx, [ebp - 0x38]
push ecx
push eax
mov ecx, esi
call fcn.004726a0
mov ecx, dword [ebp - 0x24]
mov byte [ebp - 4], 1
cmp ecx, 0x10
jb 0x420bdf
mov edx, dword [ebp - 0x38]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420bd5
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420c3d
push ecx
push edx
call fcn.004dcc02
add esp, 8
lea eax, [ebp - 0x1a8]
push eax
push edi
call dword [0x50b1cc]
test eax, eax
jne 0x4209d0
call dword [0x50b08c]
cmp eax, 0x12
jne 0x4209d0
push edi
call dword [0x50b110]
mov ecx, dword [ebx + 0x20]
cmp ecx, 0x10
jb 0x4209b5
mov edx, dword [ebx + 0xc]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x4209ab
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x4209ab
call fcn.004e1ea0
call fcn.00402c40
call fcn.004e1ea0
int3