Function at 0x402c66
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
push esi
xor ebx, ebx
push edi
mov dword [ebp - 8], ebx
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov esi, 0x42ac00
push 0x400
add eax, 0x3e8
push esi
push ebx
mov dword [0x42370c], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.0040596c
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 0xc], edi
mov dword [0x409018], edi
jne 0x402cc0
mov eax, str.Error_launching_installer
jmp 0x402e98
push esi
mov esi, 0x429c00
push esi
call fcn.00405cf9
push esi
call fcn.004057b2
push eax
push 0x42b000
call fcn.00405cf9
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x4168c4], eax
mov esi, eax
jle 0x402ddb
mov ebx, 0x4168c8
mov eax, dword [0x423714]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x402d14
mov edi, eax
push edi
push ebx
call fcn.0040307b
test eax, eax
je 0x402e45
cmp dword [0x423714], 0
jne 0x402da6
push 0x1c
lea eax, [ebp - 0x28]
push ebx
push eax
call fcn.00405927
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x402db4
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x402db4
cmp dword [ebp - 0x18], 0x74736e49
jne 0x402db4
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x402db4
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x402db4
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x40a8b8]
and eax, 2
or dword [0x4237a0], eax
mov eax, dword [ebp - 0x10]
cmp eax, esi
mov dword [0x423714], ecx
jg 0x402e3e
test byte [ebp + 8], 8
jne 0x402d98
test byte [ebp + 8], 4
jne 0x402dd9
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x402db4
mov edi, esi
jmp 0x402db4
test byte [ebp + 8], 2
jne 0x402db4
push 0
call fcn.00402c02
pop ecx
cmp esi, dword [0x4168c4]
jge 0x402dc9
push edi
push ebx
push dword [ebp - 8]
call fcn.00406107
mov dword [ebp - 8], eax
add dword [0x40a8b8], edi
sub esi, edi
test esi, esi
jg 0x402cf9
xor ebx, ebx
push 1
call fcn.00402c02
cmp dword [0x423714], ebx
pop ecx
je 0x402e3e
cmp dword [ebp - 4], ebx
je 0x402e12
push dword [0x40a8b8]
call fcn.00403091
lea eax, [ebp + 8]
push 4
push eax
call fcn.0040307b
test eax, eax
je 0x402e3e
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x402e3e
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x423714]
add eax, 0x1c
push eax
call fcn.00403091
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00402e9f
cmp eax, dword [ebp - 0x14]
je 0x402e4f
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 0x402e98
push 1
call fcn.00402c02
pop ecx
jmp 0x402e3e
test byte [ebp - 0x28], 1
mov dword [0x423710], esi
mov eax, dword [esi]
mov dword [0x423718], eax
je 0x402e68
inc dword [0x42371c]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x402e6e
push 1
push ebx
push ebx
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov dword [esi + 0x3c], eax
add esi, 4
push 0x40
push esi
push 0x423720
call fcn.00405927
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4