Function at 0x403c0f
Capabilities:
Get file size

Disassembly:
sub esp, 0x22c
mov eax, dword [0x40d0fc]
xor eax, esp
mov dword [esp + 0x228], eax
push ebx
push ebp
push esi
xor ebx, ebx
xor ebp, ebp
push edi
mov dword [esp + 0x10], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x2000
mov edi, 0x4e8000
add eax, 0x3e8
push edi
push ebp
mov dword [0x47b560], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push edi
call fcn.00407862
mov esi, eax
mov dword [0x40d010], esi
cmp esi, 0xffffffff
jne 0x403c75
mov eax, str.Error_launching_installer
jmp 0x403e67
push edi
mov edi, 0x4d8000
push edi
call fcn.00407a7a
push edi
call fcn.00407c5d
push eax
push 0x4ec000
call fcn.00407a7a
xor edi, edi
push edi
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
mov dword [0x421178], esi
test esi, esi
je 0x403da0
mov ebx, dword [esp + 0x240]
cmp dword [0x47b568], 0
mov eax, 0x8000
mov edi, 0x200
cmovne edi, eax
cmp esi, edi
cmovb edi, esi
push edi
push 0x42ad48
call fcn.0040385e
test eax, eax
je 0x403e5a
cmp dword [0x47b568], 0
jne 0x403d64
push 0x1c
push 0x42ad48
lea eax, [esp + 0x1c]
push eax
call fcn.00407579
test dword [esp + 0x14], 0xfffffff0
jne 0x403d71
cmp dword [esp + 0x18], 0xceadbeef
jne 0x403d71
cmp dword [esp + 0x24], 0x73736e49
jne 0x403d71
cmp dword [esp + 0x20], 0x72666f73
jne 0x403d71
cmp dword [esp + 0x1c], 0x616c754e
jne 0x403d71
mov eax, dword [0x42117c]
or ebx, dword [esp + 0x14]
mov ecx, dword [esp + 0x2c]
mov dword [0x47b568], eax
mov eax, ebx
and eax, 2
or dword [0x47b640], eax
cmp ecx, esi
ja 0x403e62
mov eax, ebx
and al, 0xc
cmp al, 4
je 0x403d9a
lea esi, [ecx - 4]
inc ebp
cmp edi, esi
jbe 0x403d71
mov edi, esi
jmp 0x403d71
test bl, 2
jne 0x403d71
push 0
call fcn.00403b4c
pop ecx
cmp esi, dword [0x421178]
jae 0x403d8c
push edi
push 0x42ad48
push dword [esp + 0x18]
call fcn.00407d95
mov dword [esp + 0x10], eax
add dword [0x42117c], edi
sub esi, edi
jne 0x403cb3
mov ebx, dword [esp + 0x10]
xor edi, edi
push 1
call fcn.00403b4c
cmp dword [0x47b568], 0
pop ecx
je 0x403e62
test ebp, ebp
je 0x403de4
push dword [0x42117c]
call fcn.00403874
push 4
lea eax, [esp + 0x14]
push eax
push dword [0x40d010]
call fcn.0040788f
test eax, eax
je 0x403e62
cmp ebx, dword [esp + 0x10]
jne 0x403e62
push dword [esp + 0x28]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
push 8
mov esi, eax
mov dword [0x4216b4], edi
pop ebx
mov eax, 0x422d38
mov dword [0x421198], ebx
mov dword [0x42ad40], eax
mov dword [0x42ad3c], eax
lea eax, [esp + 0x30]
push 0x4e0000
push eax
mov dword [0x4216b0], edi
mov dword [0x42ad38], 0x42ad38
call fcn.0040799e
push edi
push 0x4000100
push 2
push edi
push edi
push 0xc0000000
lea eax, [esp + 0x48]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [0x40d014], eax
cmp eax, 0xffffffff
jne 0x403e82
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403e67
push 1
call fcn.00403b4c
pop ecx
mov eax, str.Installer_integrity_check_has_failed._Common_causes_include_nincomplete_download_and_damaged_media._Contact_the_ninstallers_author_to_obtain_a_new_copy._n_nMore_information_at:_nhttp:__nsis.sf.net_NSIS_Error
mov ecx, dword [esp + 0x238]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00408fb1
add esp, 0x22c
ret 4
mov eax, dword [0x47b568]
add eax, 0x1c
push eax
call fcn.00403874
mov ecx, dword [esp + 0x14]
push dword [esp + 0x28]
not ecx
mov dword [0x421170], eax
and ecx, 4
sub eax, ecx
mov ecx, dword [esp + 0x30]
push esi
add ecx, 0xffffffe4
push edi
add eax, ecx
push 0xffffffffffffffff
mov dword [0x421174], eax
call fcn.00403a29
cmp eax, dword [esp + 0x28]
jne 0x403e62
test byte [esp + 0x14], 1
mov dword [0x47b570], esi
mov eax, dword [esi]
mov dword [0x47b56c], eax
je 0x403edb
inc dword [0x47b564]
mov ecx, ebx
lea eax, [esi + 0x44]
sub eax, ebx
add dword [eax], esi
sub ecx, 1
jne 0x403ee0
mov eax, dword [0x42116c]
mov dword [esi + 0x3c], eax
lea eax, [esi + 4]
push 0x40
push eax
push 0x47b580
call fcn.00407579
xor eax, eax
jmp 0x403e67