Function at 0x439744
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffc2c
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x3d0], ebx
mov dword [ebp - 0x3d4], ebx
mov dword [ebp - 0x3c8], ebx
mov dword [ebp - 0x3cc], ebx
mov dword [ebp - 0x50], ecx
mov dword [ebp - 0x4c], edx
mov ebx, eax
xor eax, eax
push ebp
push 0x439c13
push dword fs:[eax]
mov dword fs:[eax], esp
mov byte [ebp - 0x51], 0
lea edx, [ebp - 0x3c8]
mov eax, dword [0x454da4]
call fcn.00427e90
lea eax, [ebp - 0x3c8]
push eax
lea edx, [ebp - 0x3cc]
mov eax, dword [0x454d58]
call fcn.00427e90
mov edx, dword [ebp - 0x3cc]
pop eax
call fcn.004257a0
mov eax, dword [ebp - 0x3c8]
call fcn.00425998
push eax
call fcn.0042f9e8
mov dword [ebp - 0x58], eax
cmp dword [ebp - 0x58], 0
je 0x439bf5
push 0x104
lea eax, [ebp - 0x1b9]
push eax
push ebx
call sub.KERNEL32.dll_GetModuleFileNameA
push 0x104
lea eax, [ebp - 0x3c4]
push eax
push ebx
call sub.KERNEL32.dll_GetModuleFileNameW
push 0xffffffffffffffff
mov eax, dword [ebp - 0x58]
push eax
call sub.KERNEL32.dll_WaitForSingleObject
xor edx, edx
push ebp
push 0x439be5
push dword fs:[edx]
mov dword fs:[edx], esp
xor eax, eax
mov dword [ebp - 0x90], eax
mov dword [ebp - 0x8c], 1
lea ebx, [ebp - 0xb4]
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x48]
push 0xffffffffffffffff
lea edx, [ebp - 0x3d0]
mov eax, dword [0x454da4]
call fcn.00427e90
lea eax, [ebp - 0x3d0]
push eax
lea eax, [ebp - 0x3d4]
mov dl, byte [ebp - 0x8c]
add dl, 0x30
call fcn.004256f0
mov edx, dword [ebp - 0x3d4]
pop eax
call fcn.004257a0
mov eax, dword [ebp - 0x3d0]
call fcn.00425998
push eax
call fcn.0042fcfc
mov dword [ebx], eax
cmp dword [ebx], 0
je 0x4398b7
push 0
push 0
push 0
push 0xf001f
mov eax, dword [ebx]
push eax
call sub.KERNEL32.dll_MapViewOfFile
mov dword [esi], eax
mov eax, dword [esi]
mov dword [edi], eax
mov eax, dword [esi]
test eax, eax
jne 0x4398ae
mov eax, dword [ebx]
push eax
call sub.KERNEL32.dll_CloseHandle
xor eax, eax
mov dword [ebx], eax
jmp 0x4398b7
mov eax, dword [eax + 8]
add dword [ebp - 0x90], eax
cmp dword [ebx], 0
je 0x4398d8
inc dword [ebp - 0x8c]
add edi, 4
add esi, 4
add ebx, 4
cmp dword [ebp - 0x8c], 0xa
jne 0x439830
mov eax, dword [ebp - 0x90]
dec eax
cmp eax, 0
jl 0x439b98
mov dword [ebp - 0x8c], eax
push ebp
lea eax, [ebp - 0x6c]
push eax
lea eax, [ebp - 0x74]
push eax
lea eax, [ebp - 0x7c]
push eax
lea eax, [ebp - 0x84]
push eax
lea ecx, [ebp - 0x64]
lea edx, [ebp - 0x5c]
mov eax, dword [ebp - 0x8c]
call fcn.004395e0
pop ecx
call sub.KERNEL32.dll_GetVersion
test eax, 0x80000000
jne 0x439955
mov ebx, dword [ebp - 0x5c]
cmp word [ebx], 0
je 0x43994b
mov eax, dword [ebp - 0x50]
push eax
push ebx
call sub.KERNEL32.dll_lstrcmpiW
test eax, eax
jne 0x43994b
lea eax, [ebp - 0x3c4]
push eax
mov eax, dword [ebp - 0x64]
push eax
call sub.KERNEL32.dll_lstrcmpiW
test eax, eax
je 0x43994f
xor eax, eax
jmp 0x439951
mov al, 1
mov ebx, eax
jmp 0x439988
mov eax, dword [ebp - 0x5c]
cmp byte [eax], 0
je 0x439982
mov eax, dword [ebp - 0x4c]
push eax
mov eax, dword [ebp - 0x5c]
push eax
call sub.KERNEL32.dll_lstrcmpiA
test eax, eax
jne 0x439982
lea eax, [ebp - 0x1b9]
push eax
mov eax, dword [ebp - 0x64]
push eax
call sub.KERNEL32.dll_lstrcmpiA
test eax, eax
je 0x439986
xor ebx, ebx
jmp 0x439988
mov bl, 1
test bl, bl
je 0x439b85
cmp byte [ebp + 8], 0
jne 0x4399de
mov edx, dword [ebp + 0x14]
mov eax, dword [ebp - 0x6c]
call fcn.004396e8
test al, al
je 0x439b85
mov eax, dword [ebp - 0x74]
mov al, byte [eax]
cmp al, byte [ebp + 0x10]
jne 0x439b85
mov eax, dword [ebp - 0x7c]
cmp dword [eax + 4], 0
jne 0x439b85
cmp dword [eax], 0
jne 0x439b85
mov eax, dword [ebp - 0x84]
mov eax, dword [eax]
cmp eax, dword [ebp + 0xc]
jne 0x439b85
mov byte [ebp - 0x51], 1
mov esi, dword [ebp - 0x8c]
mov ebx, dword [ebp - 0x90]
sub ebx, 2
sub ebx, esi
jl 0x439b7a
inc ebx
push ebp
lea eax, [ebp - 0x70]
push eax
lea eax, [ebp - 0x78]
push eax
lea eax, [ebp - 0x80]
push eax
lea eax, [ebp - 0x88]
push eax
lea ecx, [ebp - 0x68]
lea edx, [ebp - 0x60]
lea eax, [esi + 1]
call fcn.004395e0
pop ecx
mov edx, 0x5b
mov eax, dword [ebp - 0x6c]
call fcn.00426dd4
mov eax, 0x5a
mov edx, dword [ebp - 0x70]
mov dl, byte [edx + eax]
mov ecx, dword [ebp - 0x6c]
mov byte [ecx + eax], dl
dec eax
cmp eax, 0xffffffff
jne 0x439a2f
mov eax, dword [ebp - 0x78]
mov al, byte [eax]
mov edx, dword [ebp - 0x74]
mov byte [edx], al
mov eax, dword [ebp - 0x7c]
mov edx, dword [ebp - 0x80]
mov ecx, dword [edx]
mov dword [eax], ecx
mov ecx, dword [edx + 4]
mov dword [eax + 4], ecx
mov eax, dword [ebp - 0x88]
mov eax, dword [eax]
mov edx, dword [ebp - 0x84]
mov dword [edx], eax
call sub.KERNEL32.dll_GetVersion
test eax, 0x80000000
jne 0x439ad4
mov edx, 0x208
mov eax, dword [ebp - 0x64]
call fcn.00426dd4
mov edx, 0x208
mov eax, dword [ebp - 0x5c]
call fcn.00426dd4
mov eax, 0x103
mov edx, dword [ebp - 0x68]
mov dx, word [edx + eax*2]
mov ecx, dword [ebp - 0x64]
mov word [ecx + eax*2], dx
dec eax
cmp eax, 0xffffffff
jne 0x439a96
mov eax, 0x103
mov edx, dword [ebp - 0x60]
mov dx, word [edx + eax*2]
mov ecx, dword [ebp - 0x5c]
mov word [ecx + eax*2], dx
dec eax
test eax, eax
jne 0x439aaf
mov ecx, 2
mov edx, dword [ebp - 0x5c]
mov eax, dword [ebp - 0x60]
call fcn.0042f5b8
jmp 0x439b2b
mov edx, 0x104
mov eax, dword [ebp - 0x64]
call fcn.00426dd4
mov edx, 0x104
mov eax, dword [ebp - 0x5c]
call fcn.00426dd4
mov eax, 0x103
mov edx, dword [ebp - 0x68]
mov dl, byte [edx + eax]
mov ecx, dword [ebp - 0x64]
mov byte [ecx + eax], dl
dec eax
cmp eax, 0xffffffff
jne 0x439af3
mov eax, 0x103
mov edx, dword [ebp - 0x60]
mov dl, byte [edx + eax]
mov ecx, dword [ebp - 0x5c]
mov byte [ecx + eax], dl
dec eax
test eax, eax
jne 0x439b0a
mov ecx, 1
mov edx, dword [ebp - 0x5c]
mov eax, dword [ebp - 0x60]
call fcn.0042f5b8
mov eax, dword [ebp - 0x60]
mov dword [ebp - 0x5c], eax
mov eax, dword [ebp - 0x68]
mov dword [ebp - 0x64], eax
mov eax, dword [ebp - 0x70]
mov dword [ebp - 0x6c], eax
mov eax, dword [ebp - 0x78]
mov dword [ebp - 0x74], eax
mov eax, dword [ebp - 0x80]
mov dword [ebp - 0x7c], eax
mov eax, dword [ebp - 0x88]
mov dword [ebp - 0x84], eax
mov eax, dword [ebp - 0x5c]
cmp byte [eax], 0
jne 0x439b72
call sub.KERNEL32.dll_GetVersion
test eax, 0x80000000
jne 0x439b7a
mov eax, dword [ebp - 0x5c]
cmp byte [eax + 1], 0
je 0x439b7a
inc esi
dec ebx
jne 0x4399fa
push 0
mov eax, dword [ebp - 0x5c]
push eax
call sub.KERNEL32.dll_InterlockedExchange
dec dword [ebp - 0x8c]
cmp dword [ebp - 0x8c], 0xffffffff
jne 0x4398ee
mov dword [ebp - 0x8c], 9
lea edi, [ebp - 0xb4]
lea esi, [ebp - 0x24]
cmp dword [edi], 0
je 0x439bce
mov eax, dword [esi]
push eax
call sub.KERNEL32.dll_UnmapViewOfFile
mov eax, dword [edi]
push eax
call sub.KERNEL32.dll_CloseHandle
add esi, 4
add edi, 4
dec dword [ebp - 0x8c]
jne 0x439bab
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x439bec
mov eax, dword [ebp - 0x58]
push eax
call sub.KERNEL32.dll_ReleaseMutex
ret
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x439c1a
lea eax, [ebp - 0x3d4]
mov edx, 4
call fcn.0042552c
ret