Function at 0x43a0a0
Capabilities:
Encode data using xor
Get file size
Read file on windows

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff0
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x168
mov eax, dword [0x62bcc0]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebx + 8]
push esi
push edi
push 0
push 0
push 3
push 0
push 3
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
mov dword [ebp - 0x13c], esi
cmp esi, 0xffffffff
je 0x43a8f7
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
lea eax, [edi + edi]
push eax
call fcn.0050491e
add esp, 4
mov dword [ebp - 0x138], eax
test eax, eax
je 0x43a8ae
push 0
lea ecx, [ebp - 0x144]
push ecx
push edi
push eax
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x43a461
cmp edi, dword [ebp - 0x144]
jne 0x43a461
mov eax, dword [ebp - 0x138]
mov byte [edi + eax], 0
mov edi, eax
mov al, byte [eax]
test al, al
je 0x43a1ab
nop
cmp al, 0xa
je 0x43a17f
cmp al, 0xd
jne 0x43a1a3
inc edi
cmp byte [edi], 0xa
je 0x43a1a3
mov ecx, edi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x43a163
sub ecx, edx
lea eax, [ecx + 1]
push eax
lea eax, [edi + 1]
push edi
push eax
call fcn.005010e0
mov byte [edi], 0xa
jmp 0x43a1a0
mov ecx, edi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x43a184
sub ecx, edx
lea esi, [edi + 1]
lea eax, [ecx + 1]
push eax
push edi
push esi
call fcn.005010e0
mov byte [edi], 0xd
mov edi, esi
add esp, 0xc
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x43a150
mov esi, dword [ebp - 0x138]
push str._License_
push esi
call fcn.00500b90
add esp, 8
test eax, eax
je 0x43a8b0
cmp byte [eax + 9], 0x3d
jne 0x43a8b0
mov byte [eax + 9], 0
lea esi, [ebp - 0x110]
push str._Product_
push dword [ebp - 0x138]
add eax, 0xa
mov edi, 0x104
mov dword [ebp - 0x150], eax
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
jne 0x43a234
push dword [ebp - 0x13c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, dword [ebp - 0x138]
xor edi, edi
push esi
call fcn.00504903
add esp, 4
mov eax, edi
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004ff23c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a202
mov dl, byte [ecx]
test dl, dl
je 0x43a25d
mov al, dl
cmp dl, 0xd
je 0x43a25d
cmp edi, 1
jle 0x43a25d
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a246
lea eax, [ebp - 0x110]
mov byte [esi], 0
push 0x91100a
push eax
call fcn.00505203
add esp, 8
test eax, eax
jne 0x43a461
push str._UsrName_
push dword [ebp - 0x138]
mov edi, 0x104
mov esi, 0x9129c8
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a202
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a202
mov dl, byte [ecx]
test dl, dl
je 0x43a2d7
mov al, dl
nop dword [eax]
cmp dl, 0xd
je 0x43a2d7
cmp edi, 1
jle 0x43a2d7
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a2c0
push str._LicType_
push dword [ebp - 0x138]
mov byte [esi], 0
mov edi, 0x104
mov esi, 0x912ad0
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a202
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a202
mov dl, byte [ecx]
test dl, dl
je 0x43a32e
mov al, dl
cmp dl, 0xd
je 0x43a32e
cmp edi, 1
jle 0x43a32e
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a317
push str._NumUser_
push dword [ebp - 0x138]
mov byte [esi], 0
mov edi, 0x104
lea esi, [ebp - 0x110]
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a202
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a202
mov dl, byte [ecx]
test dl, dl
je 0x43a387
mov al, dl
nop
cmp dl, 0xd
je 0x43a387
cmp edi, 1
jle 0x43a387
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a370
mov byte [esi], 0
cmp byte [ebp - 0x110], 0x31
jne 0x43a39c
cmp byte [ebp - 0x10f], 0
je 0x43a3dd
mov esi, 0x912ad0
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x43a3a4
lea eax, [ebp - 0x110]
sub esi, ecx
push eax
push 3
push 0xf006
mov ecx, 0x912530
call fcn.0042f710
push eax
mov eax, 0x104
sub eax, esi
push eax
lea eax, [esi + 0x912ad0]
push eax
call fcn.00407c20
add esp, 0x10
push str._Version_
push dword [ebp - 0x138]
mov edi, 0x104
lea esi, [ebp - 0x110]
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a46c
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a46c
mov dl, byte [ecx]
test dl, dl
je 0x43a42a
mov al, dl
cmp dl, 0xd
je 0x43a42a
cmp edi, 1
jle 0x43a42a
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a413
mov byte [esi], 0
cmp byte [ebp - 0x110], 0
je 0x43a46c
push 0x61ff54
push 0x61ff50
lea eax, [ebp - 0x110]
push str._d._d
push eax
call fcn.00407c70
mov eax, dword [0x61ff50]
add esp, 0x10
cmp eax, dword [0x911110]
jge 0x43a471
mov esi, dword [ebp - 0x138]
jmp 0x43a8b0
mov eax, dword [0x61ff50]
cmp eax, 0x270f
jne 0x43a49e
push 4
push 0xf006
mov ecx, 0x912530
call fcn.0042f710
push eax
push 0x104
push 0x9128c0
call fcn.005048a9
add esp, 0xc
jmp 0x43a4b6
push eax
push str._d.x
push 0x104
push 0x9128c0
call fcn.00407c20
add esp, 0x10
push str._ExpDate_
push dword [ebp - 0x138]
mov edi, 0x104
lea esi, [ebp - 0x110]
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a5b7
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a5b7
mov dl, byte [ecx]
test dl, dl
je 0x43a50b
mov al, dl
cmp dl, 0xd
je 0x43a50b
cmp edi, 1
jle 0x43a50b
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a4f4
lea eax, [ebp - 0x14c]
mov byte [esi], 0
push eax
lea eax, [ebp - 0x148]
push eax
lea eax, [ebp - 0x140]
push eax
lea eax, [ebp - 0x110]
push str._d._d._d
push eax
call fcn.00407c70
add esp, 0x14
cmp eax, 3
jne 0x43a5b7
mov eax, dword [ebp - 0x140]
xorps xmm0, xmm0
mov dword [ebp - 0x128], eax
mov eax, dword [ebp - 0x148]
dec eax
movlpd qword [ebp - 0x134], xmm0
mov dword [ebp - 0x124], eax
mov eax, dword [ebp - 0x14c]
add eax, 0x64
mov dword [ebp - 0x12c], 0
mov dword [ebp - 0x120], eax
lea eax, [ebp - 0x134]
push eax
movlpd qword [ebp - 0x11c], xmm0
mov dword [ebp - 0x114], 0
call fcn.00512e5b
push 0
mov edi, eax
mov esi, edx
call fcn.0050e3e0
add esp, 8
cmp esi, edx
jl 0x43a461
jg 0x43a5b7
cmp edi, eax
jb 0x43a461
push str._OrderID_
push dword [ebp - 0x138]
mov edi, 0x104
lea esi, [ebp - 0x110]
call fcn.00500b90
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43a202
mov al, byte [ecx + 9]
add ecx, 0xa
cmp al, 0x3d
jne 0x43a202
mov dl, byte [ecx]
test dl, dl
je 0x43a60c
mov al, dl
cmp dl, 0xd
je 0x43a60c
cmp edi, 1
jle 0x43a60c
inc ecx
mov byte [esi], al
inc esi
dec edi
mov al, byte [ecx]
mov dl, al
test al, al
jne 0x43a5f5
lea edi, [ebp - 0x110]
mov byte [esi], 0
lea ecx, [edi + 1]
mov al, byte [edi]
inc edi
test al, al
jne 0x43a618
sub edi, ecx
xor ecx, ecx
mov dword [ebp - 0x144], edi
test edi, edi
jle 0x43a758
cmp edi, 0x10
jb 0x43a758
movaps xmm2, xmmword [0x618370]
mov eax, edi
and eax, 0x8000000f
jns 0x43a64f
dec eax
or eax, 0xfffffff0
inc eax
movaps xmm0, xmmword [0x6183f0]
mov edx, edi
movups xmm3, xmmword [0x6183b0]
sub edx, eax
movaps xmmword [ebp - 0x160], xmm0
mov esi, dword [ebp - 0x160]
nop
movd xmm0, ecx
lea eax, [ecx + 4]
pshufd xmm1, xmm0, 0
paddd xmm1, xmm2
movd xmm0, esi
andps xmm1, xmm3
packuswb xmm1, xmm1
packuswb xmm1, xmm1
paddb xmm1, xmm0
movd xmm0, dword [ebp + ecx - 0x110]
xorps xmm1, xmm0
movd xmm0, eax
movd dword [ebp + ecx - 0x110], xmm1
lea eax, [ecx + 8]
pshufd xmm1, xmm0, 0
paddd xmm1, xmm2
movd xmm0, esi
andps xmm1, xmm3
packuswb xmm1, xmm1
packuswb xmm1, xmm1
paddb xmm1, xmm0
movd xmm0, dword [ebp + ecx - 0x10c]
xorps xmm1, xmm0
movd xmm0, eax
movd dword [ebp + ecx - 0x10c], xmm1
lea eax, [ecx + 0xc]
pshufd xmm1, xmm0, 0
paddd xmm1, xmm2
movd xmm0, esi
andps xmm1, xmm3
packuswb xmm1, xmm1
packuswb xmm1, xmm1
paddb xmm1, xmm0
movd xmm0, dword [ebp + ecx - 0x108]
xorps xmm1, xmm0
movd xmm0, eax
movd dword [ebp + ecx - 0x108], xmm1
pshufd xmm1, xmm0, 0
paddd xmm1, xmm2
movd xmm0, esi
andps xmm1, xmm3
packuswb xmm1, xmm1
packuswb xmm1, xmm1
paddb xmm1, xmm0
movd xmm0, dword [ebp + ecx - 0x104]
xorps xmm1, xmm0
movd dword [ebp + ecx - 0x104], xmm1
add ecx, 0x10
cmp ecx, edx
jl 0x43a670
cmp ecx, edi
jge 0x43a76f
nop dword [eax]
lea eax, [ecx + 0x64]
xor byte [ebp + ecx - 0x110], al
inc ecx
cmp ecx, edi
jl 0x43a760
cmp byte [str.UU___ZS_Y_CWDDAMLDBIH], 0
mov dword [ebp - 0x140], 0
je 0x43a81c
mov eax, str.UU___ZS_Y_CWDDAMLDBIH
nop dword [eax + eax]
mov esi, edi
lea edx, [ebp - 0x110]
sub esi, 4
jb 0x43a7b1
nop dword [eax]
mov ecx, dword [edx]
cmp ecx, dword [eax]
jne 0x43a7ba
add edx, 4
add eax, 4
sub esi, 4
jae 0x43a7a0
cmp esi, 0xfffffffc
je 0x43a202
mov cl, byte [edx]
cmp cl, byte [eax]
jne 0x43a7f7
cmp esi, 0xfffffffd
je 0x43a202
mov cl, byte [edx + 1]
cmp cl, byte [eax + 1]
jne 0x43a7f7
cmp esi, 0xfffffffe
je 0x43a202
mov cl, byte [edx + 2]
cmp cl, byte [eax + 2]
jne 0x43a7f7
cmp esi, 0xffffffff
je 0x43a202
mov cl, byte [edx + 3]
cmp cl, byte [eax + 3]
je 0x43a202
mov ecx, dword [ebp - 0x140]
inc ecx
mov eax, ecx
mov dword [ebp - 0x140], ecx
shl eax, 5
cmp byte [eax + str.UU___ZS_Y_CWDDAMLDBIH], 0
lea eax, [eax + str.UU___ZS_Y_CWDDAMLDBIH]
jne 0x43a790
xor esi, esi
cmp dword [0x61ff58], esi
jle 0x43a85f
xor edi, edi
nop dword [eax + eax]
mov ecx, dword [0x61ff5c]
add ecx, edi
push 0x104
lea eax, [ecx + 0x40]
push eax
push ecx
push dword [ebp - 0x138]
call fcn.0043b590
inc esi
add esp, 0x10
add edi, 0x144
cmp esi, dword [0x61ff58]
jl 0x43a830
push dword [ebp - 0x150]
push dword [ebp - 0x138]
call fcn.0043be90
add esp, 8
test eax, eax
jne 0x43a461
push dword [ebp - 0x13c]
lea edi, [eax + 1]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, dword [ebp - 0x138]
push esi
call fcn.00504903
add esp, 4
mov eax, edi
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004ff23c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
mov esi, eax
push dword [ebp - 0x13c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test esi, esi
je 0x43a8e0
push esi
xor edi, edi
call fcn.00504903
add esp, 4
mov eax, edi
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004ff23c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
xor edi, edi
mov eax, edi
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004ff23c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
xor ecx, ebp
pop esi
call fcn.004ff23c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret