Function at 0x402db3
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x128
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]
mov esi, 0x42bc00
push 0x400
add eax, 0x3e8
push esi
push ebx
mov dword [0x424730], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405c6d
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x40a018], edi
jne 0x402e0d
mov eax, str.Error_launching_installer
jmp 0x403052
push esi
mov esi, 0x42ac00
push esi
call fcn.004060d4
push esi
call fcn.00405ab3
push eax
push 0x42c000
call fcn.004060d4
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x4178e8], eax
mov esi, eax
jle 0x402f2b
mov eax, dword [0x424738]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x402e5c
mov edi, eax
push edi
push 0x4178f0
call fcn.004032ca
test eax, eax
je 0x402fc6
cmp dword [0x424738], ebx
jne 0x402ef5
push 0x1c
lea eax, [ebp - 0x24]
push 0x4178f0
push eax
call fcn.00405c28
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x402f02
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x402f02
cmp dword [ebp - 0x14], 0x74736e49
jne 0x402f02
cmp dword [ebp - 0x18], 0x74666f73
jne 0x402f02
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x402f02
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x4178d8]
and eax, 2
or dword [0x4247e0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x424738], ecx
jg 0x40300a
test byte [ebp + 8], 8
jne 0x402ee7
test byte [ebp + 8], 4
jne 0x402f2b
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x402f02
mov edi, esi
jmp 0x402f02
test byte [ebp + 8], 2
jne 0x402f02
push ebx
call fcn.00402d14
pop ecx
cmp esi, dword [0x4178e8]
jge 0x402f1b
push edi
push 0x4178f0
push dword [ebp - 4]
call fcn.00406523
mov dword [ebp - 4], eax
add dword [0x4178d8], edi
sub esi, edi
cmp esi, ebx
jg 0x402e41
push 1
call fcn.00402d14
cmp dword [0x424738], ebx
pop ecx
je 0x40300a
cmp dword [ebp - 8], ebx
je 0x402f6e
push dword [0x4178d8]
call fcn.004032e0
lea eax, [ebp + 8]
push 4
push eax
call fcn.004032ca
test eax, eax
je 0x40300a
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x40300a
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x40b850
mov esi, eax
call fcn.00406591
lea eax, [ebp - 0x128]
push 0x42b400
push eax
call fcn.00405c9c
push ebx
push 0x4000100
push 2
push ebx
push ebx
lea eax, [ebp - 0x128]
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [0x40a01c], eax
jne 0x402fd0
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403052
push 1
call fcn.00402d14
pop ecx
jmp 0x40300a
mov eax, dword [0x424738]
add eax, 0x1c
push eax
call fcn.004032e0
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x4178ec], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x4178e0], eax
call fcn.00403059
cmp eax, dword [ebp - 0x10]
je 0x403011
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 0x403052
test byte [ebp - 0x24], 1
mov dword [0x424734], esi
mov eax, dword [esi]
mov dword [0x42473c], eax
je 0x40302a
inc dword [0x424740]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x403030
mov eax, dword [0x4178dc]
push 0x40
mov dword [esi + 0x3c], eax
add esi, 4
push esi
push 0x424760
call fcn.00405c28
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4