Function at 0x402c83
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]
mov esi, 0x42ac00
push 0x400
add eax, 0x3e8
push esi
push ebx
mov dword [0x423eec], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 3
push 0x80000000
push esi
call fcn.0040599b
mov edi, eax
cmp edi, 0xffffffff
mov dword [0x409018], edi
jne 0x402cdd
mov eax, str.Error_launching_installer
jmp 0x402f22
push esi
mov esi, 0x429c00
push esi
call fcn.00405ced
push esi
call fcn.004057e1
push eax
push 0x42b000
call fcn.00405ced
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp eax, ebx
mov dword [0x41f098], eax
mov esi, eax
jle 0x402dfb
mov eax, dword [0x423ef4]
mov edi, esi
neg eax
sbb eax, eax
and eax, 0x7e00
add eax, 0x200
cmp esi, eax
jl 0x402d2c
mov edi, eax
push edi
push 0x417098
call fcn.004031d0
test eax, eax
je 0x402e96
cmp dword [0x423ef4], ebx
jne 0x402dc5
push 0x1c
lea eax, [ebp - 0x24]
push 0x417098
push eax
call fcn.00405956
mov eax, dword [ebp - 0x24]
test eax, 0xfffffff0
jne 0x402dd2
cmp dword [ebp - 0x20], 0xdeadbeef
jne 0x402dd2
cmp dword [ebp - 0x14], 0x74736e49
jne 0x402dd2
cmp dword [ebp - 0x18], 0x74666f73
jne 0x402dd2
cmp dword [ebp - 0x1c], 0x6c6c754e
jne 0x402dd2
or dword [ebp + 8], eax
mov eax, dword [ebp + 8]
mov ecx, dword [0x417088]
and eax, 2
or dword [0x423f80], eax
mov eax, dword [ebp - 0xc]
cmp eax, esi
mov dword [0x423ef4], ecx
jg 0x402eda
test byte [ebp + 8], 8
jne 0x402db7
test byte [ebp + 8], 4
jne 0x402dfb
inc dword [ebp - 8]
lea esi, [eax - 4]
cmp edi, esi
jbe 0x402dd2
mov edi, esi
jmp 0x402dd2
test byte [ebp + 8], 2
jne 0x402dd2
push ebx
call fcn.00402be4
pop ecx
cmp esi, dword [0x41f098]
jge 0x402deb
push edi
push 0x417098
push dword [ebp - 4]
call fcn.0040608a
mov dword [ebp - 4], eax
add dword [0x417088], edi
sub esi, edi
cmp esi, ebx
jg 0x402d11
push 1
call fcn.00402be4
cmp dword [0x423ef4], ebx
pop ecx
je 0x402eda
cmp dword [ebp - 8], ebx
je 0x402e3e
push dword [0x417088]
call fcn.00403202
lea eax, [ebp + 8]
push 4
push eax
call fcn.004031d0
test eax, eax
je 0x402eda
mov eax, dword [ebp - 4]
cmp eax, dword [ebp + 8]
jne 0x402eda
push dword [ebp - 0x10]
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ecx, 0x40b000
mov esi, eax
call fcn.004060f8
lea eax, [ebp - 0x128]
push 0x42a400
push eax
call fcn.004059ca
push ebx
push 0x4000100
push 2
push ebx
push ebx
lea eax, [ebp - 0x128]
push 0xc0000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [0x40901c], eax
jne 0x402ea0
mov eax, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x402f22
push 1
call fcn.00402be4
pop ecx
jmp 0x402eda
mov eax, dword [0x423ef4]
add eax, 0x1c
push eax
call fcn.00403202
mov ecx, dword [ebp - 0x24]
push dword [ebp - 0x10]
not ecx
and ecx, 4
mov dword [0x41f09c], eax
sub eax, ecx
mov ecx, dword [ebp - 0xc]
push esi
push ebx
lea eax, [eax + ecx - 0x1c]
push 0xffffffffffffffff
mov dword [0x417090], eax
call fcn.00402f29
cmp eax, dword [ebp - 0x10]
je 0x402ee1
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 0x402f22
test byte [ebp - 0x24], 1
mov dword [0x423ef0], esi
mov eax, dword [esi]
mov dword [0x423ef8], eax
je 0x402efa
inc dword [0x423efc]
push 8
lea eax, [esi + 0x44]
pop ecx
sub eax, 8
add dword [eax], esi
dec ecx
jne 0x402f00
mov eax, dword [0x41708c]
push 0x40
mov dword [esi + 0x3c], eax
add esi, 4
push esi
push 0x423f00
call fcn.00405956
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 4