Function at 0x420190
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x48
call fcn.0040c780
mov eax, dword [0x4aa024]
xor eax, esp
mov dword [esp + 0x44], eax
mov eax, dword [esp + 0x4c]
push esi
mov esi, dword [esp + 0x54]
mov dword [esp + 8], eax
test esi, esi
je 0x4204ef
cmp dword [0x4aee6c], 0
push ebx
je 0x4202b7
lea ecx, [esp + 0x10]
push ecx
call fcn.0041c9f0
push 0xdf
push 0x4966e0
push 0x13
push 5
call fcn.0041ced0
lea edx, [esp + 0x24]
push edx
push 0x4aea20
call fcn.0041ca30
mov ebx, eax
push 0xe1
neg ebx
push 0x4966e0
sbb ebx, ebx
push 0x13
inc ebx
push 6
mov dword [esp + 0x34], ebx
call fcn.0041ced0
add esp, 0x2c
test ebx, ebx
jne 0x42022f
push 0xe6
push 0x4966e0
push 0x12
push 9
call fcn.0041ced0
add esp, 0x10
mov eax, dword [0x4aee58]
mov edx, dword [0x4aee5c]
mov ecx, dword [0x4aee54]
mov dword [esp + 0x18], eax
mov eax, dword [0x4aee3c]
mov dword [esp + 0x1c], edx
mov edx, dword [0x4aee40]
mov dword [esp + 0x38], eax
mov eax, dword [0x4aee44]
push edi
mov edi, ecx
add ecx, esi
mov dword [esp + 0x40], edx
mov edx, dword [0x4aee48]
mov dword [esp + 0x44], eax
mov eax, dword [0x4aee4c]
mov dword [esp + 0x48], edx
mov dword [esp + 0x4c], eax
mov dword [0x4aee54], ecx
cmp ecx, 0x3ff
jl 0x4202c8
mov eax, 0x7fdff7fd
imul ecx
sub edx, ecx
sar edx, 9
mov eax, edx
shr eax, 0x1f
add eax, edx
imul eax, eax, 0x3ff
add ecx, eax
mov dword [0x4aee54], ecx
mov dword [0x4aee50], 0x3ff
jmp 0x4202de
mov dword [esp + 8], 0
mov ebx, dword [esp + 8]
jmp 0x420219
mov eax, dword [0x4aee50]
cmp eax, 0x3ff
jge 0x4202de
cmp ecx, eax
jle 0x4202de
mov dword [0x4aee50], ecx
mov eax, 0x66666667
imul esi
sar edx, 3
mov eax, edx
shr eax, 0x1f
add eax, edx
lea ecx, [eax + eax*4]
add ecx, ecx
add ecx, ecx
mov edx, esi
sub edx, ecx
xor ecx, ecx
test edx, edx
setg cl
add ecx, eax
add dword [0x4aee5c], ecx
test ebx, ebx
jne 0x420323
push 0x106
push 0x4966e0
push 0x12
push 0xa
call fcn.0041ced0
add esp, 0x10
lea edx, [esp + 0x24]
push edx
call fcn.00421c60
add esp, 4
test esi, esi
jle 0x42043e
push ebp
mov ebp, esi
dec esi
mov eax, 0xcccccccd
mul esi
shr edx, 4
inc edx
mov dword [esp + 0x18], edx
jmp 0x420350
mov esi, ebp
cmp ebp, 0x14
jle 0x42035c
mov esi, 0x14
push 0
call fcn.00422260
push eax
lea eax, [esp + 0x30]
push eax
call fcn.00421cb0
push 0x14
lea ecx, [esp + 0x50]
push ecx
lea edx, [esp + 0x3c]
push edx
call fcn.00421e60
lea ebx, [esi + edi - 0x3ff]
add esp, 0x18
lea ecx, [edi + 0x4aea28]
lea edx, [esp + 0x28]
test ebx, ebx
jle 0x4203b8
mov eax, esi
sub eax, ebx
push eax
push ecx
push edx
call fcn.00421e60
push ebx
lea eax, [esp + 0x38]
push 0x4aea28
push eax
call fcn.00421e60
add esp, 0x18
jmp 0x4203c3
push esi
push ecx
push edx
call fcn.00421e60
add esp, 0xc
mov ebx, dword [esp + 0x14]
push esi
lea eax, [esp + 0x2c]
push ebx
push eax
call fcn.00421e60
push 8
lea ecx, [esp + 0x30]
push ecx
lea edx, [esp + 0x3c]
push edx
call fcn.00421e60
push 0
lea eax, [esp + 0x5c]
push eax
lea ecx, [esp + 0x48]
push ecx
call fcn.00421e70
mov ecx, 1
add dword [esp + 0x48], ecx
add ebx, esi
add esp, 0x24
xor eax, eax
mov dword [esp + 0x14], ebx
test esi, esi
jle 0x42042c
lea ecx, [ecx]
mov dl, byte [esp + eax + 0x40]
xor byte [edi + 0x4aea28], dl
add edi, ecx
cmp edi, 0x3ff
jl 0x420426
xor edi, edi
add eax, ecx
cmp eax, esi
jl 0x420410
sub ebp, 0x14
sub dword [esp + 0x18], ecx
jne 0x420350
mov ebx, dword [esp + 0x10]
pop ebp
lea eax, [esp + 0x24]
push eax
call fcn.00421ef0
add esp, 4
pop edi
test ebx, ebx
jne 0x420466
push 0x137
push 0x4966e0
push 0x12
push 9
call fcn.0041ced0
add esp, 0x10
xor eax, eax
jmp 0x420470
movzx ecx, byte [esp + eax + 0x38]
xor byte [eax + 0x4aee3c], cl
movzx edx, byte [esp + eax + 0x39]
movzx ecx, byte [esp + eax + 0x3a]
xor byte [eax + 0x4aee3d], dl
xor byte [eax + 0x4aee3e], cl
movzx edx, byte [esp + eax + 0x3b]
movzx ecx, byte [esp + eax + 0x3c]
xor byte [eax + 0x4aee3f], dl
xor byte [eax + 0x4aee40], cl
add eax, 5
cmp eax, 0x14
jl 0x420470
fld qword [0x4966d8]
fld qword [0x4aee60]
fcom st(1)
fnstsw ax
fstp st(1)
test ah, 5
jp 0x4204d2
fadd qword [esp + 0x5c]
fstp qword [0x4aee60]
jmp 0x4204d4
fstp st(0)
test ebx, ebx
pop ebx
jne 0x4204ef
push 0x144
push 0x4966e0
push 0x12
push 0xa
call fcn.0041ced0
add esp, 0x10
mov ecx, dword [esp + 0x48]
pop esi
xor ecx, esp
call fcn.00402de3
add esp, 0x48
ret