Function at 0x403683
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x22c
push ebx
push esi
xor ebx, ebx
push edi
mov dword [ebp - 4], ebx
mov dword [ebp - 8], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x2004
mov esi, 0x4df0d8
push esi
add eax, 0x3e8
push ebx
mov dword [0x472620], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push esi
call fcn.0040600a
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x40b010], edi
jne 0x4036dd
mov eax, str.Error_launching_installer
jmp 0x403917
push esi
mov esi, 0x4cf0b8
push esi
call fcn.00406297
push esi
call fcn.004066e9
push eax
push 0x4e30e0
call fcn.00406297
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x42f1e0], eax
mov esi, eax
jle 0x4037f8
mov ebx, 0x4271e0
mov eax, dword [0x47262c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x403731
mov edi, eax
push edi
push ebx
call fcn.004033e3
test eax, eax
je 0x40388b
cmp dword [0x47262c], 0
jne 0x4037c3
push 0x1c
push ebx
lea eax, [ebp - 0x24]
push eax
call fcn.00405fc0
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x4037d1
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x4037d1
cmp dword [ebp - 0x14], 0x74736e49
jne 0x4037d1
cmp dword [ebp - 0x18], 0x74666f73
jne 0x4037d1
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x4037d1
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x41f154]
and eax, 2
or dword [0x4726a0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x47262c], ecx
jg 0x403893
test byte [ebp + 8], 8
jne 0x4037b5
test byte [ebp + 8], 4
jne 0x4037f6
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4037d1
mov edi, esi
jmp 0x4037d1
test byte [ebp + 8], 2
jne 0x4037d1
push 0
call fcn.00403341
pop ecx
cmp esi, dword [0x42f1e0]
jge 0x4037e6
push edi
push ebx
push dword [ebp - 4]
call fcn.00406ddd
mov dword [ebp - 4], eax
add dword [0x41f154], edi
sub esi, edi
test esi, esi
jg 0x403716
xor ebx, ebx
push 1
call fcn.00403341
cmp dword [0x47262c], ebx
pop ecx
je 0x403893
cmp dword [ebp - 8], ebx
je 0x403833
push dword [0x41f154]
call fcn.004033f9
push 4
lea eax, [ebp + 8]
push eax
call fcn.004033e3
test eax, eax
je 0x403893
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x403893
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x41f158
mov esi, eax
call fcn.00406e4b
push 0x4d70c8
lea eax, [ebp - 0x22c]
push eax
call fcn.00406039
push ebx
push 0x4000100
push 2
push ebx
push ebx
push 0xc0000000
lea eax, [ebp - 0x22c]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [0x40b014], eax
jne 0x40389a
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403917
push 1
call fcn.00403341
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
jmp 0x403917
mov eax, dword [0x47262c]
add eax, 0x1c
push eax
call fcn.004033f9
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x4331ec], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x4331e8], eax
call fcn.00403577
cmp eax, dword [ebp - 0x10]
jne 0x403893
test byte [ebp - 0x24], 1
mov dword [0x4725dc], esi
mov eax, dword [esi]
mov dword [0x472628], eax
je 0x4038ed
inc dword [0x472624]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x4038f3
mov eax, dword [0x42f1e4]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x4725e0
call fcn.00405fc0
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4