Function at 0x40306d
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]
push 0x1400
mov esi, 0x459c00
push esi
add eax, 0x3e8
push ebx
mov dword [0x437c20], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405652
mov edi, eax
mov dword [0x409010], edi
cmp edi, 0xffffffff
jne 0x4030c7
mov eax, str.Error_launching_installer
jmp 0x403301
push esi
mov esi, 0x454c00
push esi
call fcn.004057e2
push esi
call fcn.0040595c
push eax
push 0x45b000
call fcn.004057e2
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x41fd78], eax
mov esi, eax
jle 0x4031e2
mov ebx, 0x40fcf0
mov eax, dword [0x437c2c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x40311b
mov edi, eax
push edi
push ebx
call fcn.00402d7b
test eax, eax
je 0x403275
cmp dword [0x437c2c], 0
jne 0x4031ad
push 0x1c
push ebx
lea eax, [ebp - 0x24]
push eax
call fcn.0040560e
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x4031bb
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x4031bb
cmp dword [ebp - 0x14], 0x74736e49
jne 0x4031bb
cmp dword [ebp - 0x18], 0x74666f73
jne 0x4031bb
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x4031bb
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40fcec]
and eax, 2
or dword [0x437ca0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x437c2c], ecx
jg 0x40327d
test byte [ebp + 8], 8
jne 0x40319f
test byte [ebp + 8], 4
jne 0x4031e0
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4031bb
mov edi, esi
jmp 0x4031bb
test byte [ebp + 8], 2
jne 0x4031bb
push 0
call fcn.00402cdc
pop ecx
cmp esi, dword [0x41fd78]
jge 0x4031d0
push edi
push ebx
push dword [ebp - 4]
call fcn.0040601d
mov dword [ebp - 4], eax
add dword [0x40fcec], edi
sub esi, edi
test esi, esi
jg 0x403100
xor ebx, ebx
push 1
call fcn.00402cdc
pop ecx
cmp dword [0x437c2c], ebx
je 0x40327d
cmp dword [ebp - 8], ebx
je 0x40321d
push dword [0x40fcec]
call fcn.00402dad
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402d7b
test eax, eax
je 0x40327d
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x40327d
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x417cf0
mov esi, eax
call fcn.0040608e
push 0x457400
lea eax, [ebp - 0x128]
push eax
call fcn.00405681
push ebx
push 0x4000100
push 2
push ebx
push ebx
push 0xc0000000
lea eax, [ebp - 0x128]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [0x409014], eax
cmp eax, 0xffffffff
jne 0x403284
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403301
push 1
call fcn.00402cdc
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 0x403301
mov eax, dword [0x437c2c]
add eax, 0x1c
push eax
call fcn.00402dad
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x423d84], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x423d80], eax
call fcn.00402f42
cmp eax, dword [ebp - 0x10]
jne 0x40327d
test byte [ebp - 0x24], 1
mov dword [0x437bcc], esi
mov eax, dword [esi]
mov dword [0x437c28], eax
je 0x4032d7
inc dword [0x437c24]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x4032dd
mov eax, dword [0x41fd7c]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x437be0
call fcn.0040560e
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4