Function at 0x4039a0
Capabilities:
Get file size

Disassembly:
sub esp, 0x228
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, 0x4dc000
add eax, 0x3e8
push edi
push ebp
mov dword [0x46f560], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push edi
call fcn.00407306
mov esi, eax
mov dword [0x40c010], esi
cmp esi, 0xffffffff
jne 0x4039f8
mov eax, str.Error_launching_installer
jmp 0x403bc2
push edi
mov edi, 0x4cc000
push edi
call fcn.00407505
push edi
call fcn.004076fb
push eax
push 0x4e0000
call fcn.00407505
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
mov dword [0x420158], esi
test esi, esi
je 0x403b20
mov ebx, dword [esp + 0x23c]
cmp dword [0x46f568], 0
mov eax, 0x8000
mov edi, 0x200
cmovne edi, eax
cmp esi, edi
cmovb edi, esi
push edi
push 0x4201f0
call fcn.0040362c
test eax, eax
je 0x403bb5
cmp dword [0x46f568], 0
jne 0x403ae6
push 0x1c
push 0x4201f0
lea eax, [esp + 0x1c]
push eax
call fcn.00407045
test dword [esp + 0x14], 0xfffffff0
jne 0x403af3
cmp dword [esp + 0x18], 0xdeadbeef
jne 0x403af3
cmp dword [esp + 0x24], 0x74736e49
jne 0x403af3
cmp dword [esp + 0x20], 0x74666f73
jne 0x403af3
cmp dword [esp + 0x1c], 0x6c6c754e
jne 0x403af3
mov eax, dword [0x42015c]
or ebx, dword [esp + 0x14]
mov ecx, dword [esp + 0x2c]
mov dword [0x46f568], eax
mov eax, ebx
and eax, 2
or dword [0x46f640], eax
cmp ecx, esi
ja 0x403bbd
mov eax, ebx
and al, 0xc
cmp al, 4
je 0x403b1c
lea esi, [ecx - 4]
inc ebp
cmp edi, esi
jbe 0x403af3
mov edi, esi
jmp 0x403af3
test bl, 2
jne 0x403af3
push 0
call fcn.004038fa
pop ecx
cmp esi, dword [0x420158]
jae 0x403b0e
push edi
push 0x4201f0
push dword [esp + 0x18]
call fcn.00407825
mov dword [esp + 0x10], eax
add dword [0x42015c], edi
sub esi, edi
jne 0x403a35
mov ebx, dword [esp + 0x10]
push 1
call fcn.004038fa
cmp dword [0x46f568], 0
pop ecx
je 0x403bbd
test ebp, ebp
je 0x403b60
push dword [0x42015c]
call fcn.00403642
push 4
lea eax, [esp + 0x14]
push eax
push dword [0x40c010]
call fcn.00407333
test eax, eax
je 0x403bbd
cmp ebx, dword [esp + 0x10]
jne 0x403bbd
push dword [esp + 0x28]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x420168
mov esi, eax
call fcn.00408675
push 0x4d4000
lea eax, [esp + 0x34]
push eax
call fcn.00407441
push 0
push 0x4000100
push 2
push 0
push 0
push 0xc0000000
lea eax, [esp + 0x48]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [0x40c014], eax
cmp eax, 0xffffffff
jne 0x403bcf
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403bc2
push 1
call fcn.004038fa
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
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x228
ret 4
mov eax, dword [0x46f568]
add eax, 0x1c
push eax
call fcn.00403642
mov ecx, dword [esp + 0x14]
push dword [esp + 0x28]
not ecx
mov dword [0x420150], eax
and ecx, 4
sub eax, ecx
mov ecx, dword [esp + 0x30]
push esi
add ecx, 0xffffffe4
push 0
add eax, ecx
push 0xffffffffffffffff
mov dword [0x420154], eax
call fcn.004037d8
cmp eax, dword [esp + 0x28]
jne 0x403bbd
test byte [esp + 0x14], 1
mov dword [0x46f570], esi
mov eax, dword [esi]
mov dword [0x46f56c], eax
je 0x403c29
inc dword [0x46f564]
push 8
pop ecx
lea eax, [esi + 0x44]
lea eax, [eax - 8]
add dword [eax], esi
sub ecx, 1
jne 0x403c2f
mov eax, dword [0x42014c]
mov dword [esi + 0x3c], eax
lea eax, [esi + 4]
push 0x40
push eax
push 0x46f580
call fcn.00407045
xor eax, eax
jmp 0x403bc2