Function at 0x4031af
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 0x400
mov esi, 0x438800
push esi
add eax, 0x3e8
push ebx
mov dword [0x42a560], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push esi
call fcn.004058a7
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x40a00c], edi
jne 0x403209
mov eax, str.Error_launching_installer
jmp 0x403443
push esi
mov esi, 0x436800
push esi
call fcn.00405a5d
push esi
call fcn.00405fa9
push eax
push 0x439000
call fcn.00405a5d
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x41c998], eax
mov esi, eax
jle 0x403324
mov ebx, 0x40c910
mov eax, dword [0x42a56c]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x40325d
mov edi, eax
push edi
push ebx
call fcn.00402ebd
test eax, eax
je 0x4033b7
cmp dword [0x42a56c], 0
jne 0x4032ef
push 0x1c
push ebx
lea eax, [ebp - 0x24]
push eax
call fcn.00405863
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x4032fd
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x4032fd
cmp dword [ebp - 0x14], 0x74736e49
jne 0x4032fd
cmp dword [ebp - 0x18], 0x74666f73
jne 0x4032fd
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x4032fd
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40c90c]
and eax, 2
or dword [0x42a5e0], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x42a56c], ecx
jg 0x4033bf
test byte [ebp + 8], 8
jne 0x4032e1
test byte [ebp + 8], 4
jne 0x403322
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x4032fd
mov edi, esi
jmp 0x4032fd
test byte [ebp + 8], 2
jne 0x4032fd
push 0
call fcn.00402e24
pop ecx
cmp esi, dword [0x41c998]
jge 0x403312
push edi
push ebx
push dword [ebp - 4]
call fcn.004066b8
mov dword [ebp - 4], eax
add dword [0x40c90c], edi
sub esi, edi
test esi, esi
jg 0x403242
xor ebx, ebx
push 1
call fcn.00402e24
cmp dword [0x42a56c], ebx
pop ecx
je 0x4033bf
cmp dword [ebp - 8], ebx
je 0x40335f
push dword [0x40c90c]
call fcn.00402eef
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402ebd
test eax, eax
je 0x4033bf
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x4033bf
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x414910
mov esi, eax
call fcn.00406726
push 0x437800
lea eax, [ebp - 0x22c]
push eax
call fcn.004058d6
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 [0x40a010], eax
jne 0x4033c6
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403443
push 1
call fcn.00402e24
pop ecx
mov eax, str.The_installer_you_are_trying_to_use_is_corrupted_or_incomplete._nThis_could_be_the_result_of_a_damaged_disk__a_failed_download_or_a_virus._n_nYou_may_want_to_contact_the_author_of_this_installer_to_obtain_a_new_copy._n_nIt_may_be_possible_to_skip_this_check_using_the__NCRC_command_line_switch_n_NOT_RECOMMENDED_.
jmp 0x403443
mov eax, dword [0x42a56c]
add eax, 0x1c
push eax
call fcn.00402eef
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x4209a4], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x4209a0], eax
call fcn.00403084
cmp eax, dword [ebp - 0x10]
jne 0x4033bf
test byte [ebp - 0x24], 1
mov dword [0x42a50c], esi
mov eax, dword [esi]
mov dword [0x42a568], eax
je 0x403419
inc dword [0x42a564]
push 8
pop ecx
lea eax, [esi + 0x44]
sub eax, 8
add dword [eax], esi
dec ecx
cmp ecx, ebx
jne 0x40341f
mov eax, dword [0x41c99c]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x42a520
call fcn.00405863
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4