Function at 0x402d63
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, 0x489000
push 0x2000
add eax, 0x3e8
push esi
push ebx
mov dword [0x452410], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.00405b39
mov edi, eax
cmp edi, 0xffffffff
mov dword [ebp - 0xc], edi
mov dword [0x40a018], edi
jne 0x402dbd
mov eax, str.Error_launching_installer
jmp 0x402f95
push esi
mov esi, 0x481000
push esi
call fcn.00405fa0
push esi
call fcn.0040597f
push eax
push 0x48b000
call fcn.00405fa0
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x42a02c], eax
mov esi, eax
jle 0x402ed8
mov ebx, 0x42a030
mov eax, dword [0x452418]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x402e11
mov edi, eax
push edi
push ebx
call fcn.004031ae
test eax, eax
je 0x402f42
cmp dword [0x452418], 0
jne 0x402ea3
push 0x1c
lea eax, [ebp - 0x28]
push ebx
push eax
call fcn.00405af4
mov eax, dword [ebp - 0x28]
test eax, 0xfffffff0
jne 0x402eb1
cmp dword [ebp - 0x24], 0xdeadbeef
jne 0x402eb1
cmp dword [ebp - 0x18], 0x74736e49
jne 0x402eb1
cmp dword [ebp - 0x1c], 0x74666f73
jne 0x402eb1
cmp dword [ebp - 0x20], 0x6c6c754e
jne 0x402eb1
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x41e020]
and eax, 2
or dword [0x4524c0], eax
mov eax, dword [ebp - 0x10]
cmp eax, esi
mov dword [0x452418], ecx
jg 0x402f3b
test byte [ebp + 8], 8
jne 0x402e95
test byte [ebp + 8], 4
jne 0x402ed6
inc dword [ebp - 4]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x402eb1
mov edi, esi
jmp 0x402eb1
test byte [ebp + 8], 2
jne 0x402eb1
push 0
call fcn.00402cff
pop ecx
cmp esi, dword [0x42a02c]
jge 0x402ec6
push edi
push ebx
push dword [ebp - 8]
call fcn.004063ef
mov dword [ebp - 8], eax
add dword [0x41e020], edi
sub esi, edi
test esi, esi
jg 0x402df6
xor ebx, ebx
push 1
call fcn.00402cff
cmp dword [0x452418], ebx
pop ecx
je 0x402f3b
cmp dword [ebp - 4], ebx
je 0x402f0f
push dword [0x41e020]
call fcn.004031c4
lea eax, [ebp + 8]
push 4
push eax
call fcn.004031ae
test eax, eax
je 0x402f3b
mov eax, dword [ebp - 8]
cmp eax, dword [ebp + 8]
jne 0x402f3b
push dword [ebp - 0x14]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
mov eax, dword [0x452418]
add eax, 0x1c
push eax
call fcn.004031c4
push dword [ebp - 0x14]
push esi
push ebx
push 0xffffffffffffffff
call fcn.00402f9c
cmp eax, dword [ebp - 0x14]
je 0x402f4c
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 0x402f95
push 1
call fcn.00402cff
pop ecx
jmp 0x402f3b
test byte [ebp - 0x28], 1
mov dword [0x452414], esi
mov eax, dword [esi]
mov dword [0x45241c], eax
je 0x402f65
inc dword [0x452420]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x402f6b
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 0x452440
call fcn.00405af4
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4