Function at 0x444b20
Capabilities:
Check if file exists
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x581926
mov eax, dword fs:[0]
push eax
sub esp, 0xa6c
mov eax, dword [0x615000]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0xa6c], ecx
mov eax, dword [ebp + 8]
mov dword [eax], 0
xor ecx, ecx
mov word [ebp - 0x21c], cx
push 0x206
push 0
lea edx, [ebp - 0x21a]
push edx
call fcn.00562540
add esp, 0xc
push 0x103
lea eax, [ebp - 0x21c]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
mov dword [ebp - 0x224], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebp - 0x220], eax
cmp dword [ebp - 0x224], 0
je 0x444bd2
cmp dword [ebp - 0x220], 0x7a
je 0x444bd2
lea ecx, [ebp - 0x21c]
push ecx
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
push str.icshg.lic
lea edx, [ebp - 0x21c]
push edx
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
jmp 0x444bd7
jmp 0x444de0
lea eax, [ebp - 0x21c]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x444de0
push 0
push 0x80
push 3
push 0
push 0
push SysReAllocString
lea ecx, [ebp - 0x21c]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 0x250], eax
cmp dword [ebp - 0x250], 0xffffffff
jne 0x444c1f
jmp 0x444de0
push 0
mov edx, dword [ebp - 0x250]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0xa64], eax
mov dword [ebp - 0xa60], 0
mov byte [ebp - 0xa5c], 0
push 0x3ff
push 0
lea eax, [ebp - 0xa5b]
push eax
call fcn.00562540
add esp, 0xc
push 0
lea ecx, [ebp - 0xa60]
push ecx
mov edx, dword [ebp - 0xa64]
push edx
lea eax, [ebp - 0xa5c]
push eax
mov ecx, dword [ebp - 0x250]
push ecx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x444c91
mov edx, dword [ebp - 0xa64]
cmp edx, dword [ebp - 0xa60]
je 0x444cac
cmp dword [ebp - 0x250], 0xffffffff
je 0x444ca7
mov eax, dword [ebp - 0x250]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x444de0
cmp dword [ebp - 0x250], 0xffffffff
je 0x444cc2
mov ecx, dword [ebp - 0x250]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [ebp - 0x654]
call fcn.0054dda0
mov dword [ebp - 4], 0
push 9
mov edx, dword [ebp - 0xa60]
push edx
sub esp, 0x1c
mov ecx, esp
mov dword [ebp - 0xa68], esp
lea eax, [ebp - 0xa5c]
push eax
call fcn.00405ef0
mov dword [ebp - 0xa70], eax
lea ecx, [ebp - 0x244]
push ecx
lea ecx, [ebp - 0x654]
call fcn.0054e500
mov dword [ebp - 0xa74], eax
mov byte [ebp - 4], 1
call fcn.00402270
mov dword [ebp - 0x658], eax
lea ecx, [ebp - 0x244]
call fcn.00406030
push eax
call fcn.004099b0
add esp, 4
mov dword [ebp - 0x254], eax
cmp dword [ebp - 0x254], 0
jne 0x444d67
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x244]
call fcn.00405f70
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x654]
call fcn.0041f220
jmp 0x444de0
push str.overdue_time
mov edx, dword [ebp - 0x254]
push edx
call fcn.0040ae50
add esp, 8
mov dword [ebp - 0x248], eax
cmp dword [ebp - 0x248], 0
jne 0x444d96
mov dword [ebp - 0xa78], 0
jmp 0x444da5
mov eax, dword [ebp - 0x248]
mov ecx, dword [eax + 0x14]
mov dword [ebp - 0xa78], ecx
mov edx, dword [ebp + 8]
mov eax, dword [ebp - 0xa78]
mov dword [edx], eax
mov ecx, dword [ebp - 0x254]
push ecx
call fcn.00408860
add esp, 4
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x244]
call fcn.00405f70
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x654]
call fcn.0041f220
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0055abea
mov esp, ebp
pop ebp
ret 4