Function at 0x403187
Capabilities:
Check for time delay via gettickcount
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x234
push ebx
push esi
xor ebx, ebx
push edi
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x400
mov esi, 0x438800
push esi
add eax, 0x3e8
push ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 8], ebx
mov dword [ebp - 0xc], ebx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 3
push 0x80000000
push esi
call fcn.00405874
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x40a010], edi
jne 0x4031e2
mov eax, str.Error_launching_installer
jmp 0x403474
push esi
mov esi, 0x436800
push esi
call fcn.00405a2a
push esi
call fcn.00405f5a
push eax
push 0x439000
call fcn.00405a2a
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x41ca38], eax
mov esi, eax
jle 0x40334f
mov eax, dword [0x42a608]
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
mov edi, esi
jl 0x403231
mov edi, eax
push edi
push 0x40c9a8
call fcn.00402e30
test eax, eax
je 0x4033e2
cmp dword [0x42a608], ebx
jne 0x4032de
push 0x1c
push 0x40c9a8
lea eax, [ebp - 0x2c]
push eax
call fcn.00405834
mov eax, dword [ebp - 0x2c]
test eax, 0xfffffff0
jne 0x403318
cmp dword [ebp - 0x28], 0xdeadbeef
jne 0x403318
cmp dword [ebp - 0x1c], 0x74736e49
jne 0x403318
cmp dword [ebp - 0x20], 0x74666f73
jne 0x403318
cmp dword [ebp - 0x24], 0x6c6c754e
jne 0x403318
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x41ca30]
and eax, 2
or dword [0x42a640], eax
mov eax, dword [ebp - 0x14]
cmp eax, esi
mov dword [0x42a608], ecx
jg 0x40342c
test byte [ebp + 8], 8
jne 0x4032d0
test byte [ebp + 8], 4
jne 0x403341
inc dword [ebp - 0xc]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x403318
mov edi, esi
jmp 0x403318
test byte [ebp + 8], 2
jne 0x403318
cmp dword [ebp - 4], ebx
je 0x4032f1
push ebx
call fcn.00405b68
jmp 0x403318
call dword [sym.imp.KERNEL32.dll_GetTickCount]
cmp eax, dword [ebp - 0x10]
jbe 0x403318
push str.verifying_installer:__d__
push 0x402d7d
push ebx
push 0x6f
push dword [0x42a5a8]
call dword [sym.imp.USER32.dll_CreateDialogParamW]
mov dword [ebp - 4], eax
cmp esi, dword [0x41ca38]
jge 0x403331
push edi
push 0x40c9a8
push dword [ebp - 8]
call fcn.0040662f
mov dword [ebp - 8], eax
add dword [0x41ca30], edi
sub esi, edi
cmp esi, ebx
jg 0x403216
cmp dword [ebp - 4], ebx
je 0x40334f
push dword [ebp - 4]
call dword [sym.imp.USER32.dll_DestroyWindow]
cmp dword [0x42a608], ebx
je 0x40342c
cmp dword [ebp - 0xc], ebx
je 0x40338a
push dword [0x41ca30]
call fcn.00402e62
push 4
lea eax, [ebp + 8]
push eax
call fcn.00402e30
test eax, eax
je 0x40342c
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x40342c
push dword [ebp - 0x18]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x4149a8
mov esi, eax
call fcn.00406698
push 0x437800
lea eax, [ebp - 0x234]
push eax
call fcn.004058a3
push ebx
push 0x4000100
push 2
push ebx
push ebx
push 0xc0000000
lea eax, [ebp - 0x234]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
mov dword [0x40a014], eax
jne 0x4033f2
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x403474
cmp dword [ebp - 4], ebx
je 0x40342c
push dword [ebp - 4]
call dword [sym.imp.USER32.dll_DestroyWindow]
jmp 0x40342c
mov eax, dword [0x42a608]
add eax, 0x1c
push eax
call fcn.00402e62
mov ecx, dword [ebp - 0x2c]
push dword [ebp - 0x18]
not ecx
and ecx, 4
mov dword [0x420a48], eax
sub eax, ecx
mov ecx, dword [ebp - 0x14]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x420a44], eax
call fcn.0040305c
cmp eax, dword [ebp - 0x18]
je 0x403433
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 0x403474
test byte [ebp - 0x2c], 1
mov dword [0x42a5ac], esi
mov eax, dword [esi]
mov dword [0x42a604], eax
je 0x40344c
inc dword [0x42a600]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x403452
mov eax, dword [0x420a40]
mov dword [esi + 0x3c], eax
push 0x40
add esi, 4
push esi
push 0x42a5c0
call fcn.00405834
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4