Function at 0x4f7940
Capabilities:
Check os version

Disassembly:
push 0xffffffffffffffff
push 0x53420f
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x394
push ebx
push ebp
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
mov ebp, ecx
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 0x1e0]
xor ebx, ebx
rep stosd dword es:[edi], eax
lea eax, [esp + 0x1e0]
mov dword [esp + 0x6c], ebx
push eax
mov dword [esp + 0x1e4], 0x9c
call esi
cmp eax, ebx
jne 0x4f79b3
lea ecx, [esp + 0x1e0]
mov dword [esp + 0x1e0], 0x94
push ecx
call esi
test eax, eax
je 0x4f8c68
mov eax, dword [esp + 0x1f0]
sub eax, ebx
je 0x4f81d3
dec eax
je 0x4f8116
dec eax
jne 0x4f81e7
cmp dword [esp + 0x1e4], 4
ja 0x4f79e7
push str.Microsoft_Windows_NT
lea ecx, [ebp + 8]
call fcn.0052579f
mov eax, dword [esp + 0x1e4]
mov edi, 9
cmp eax, 5
mov esi, 7
jne 0x4f7a6e
cmp dword [esp + 0x1e8], ebx
jne 0x4f7a26
push str.Microsoft_Windows_2000
lea ecx, [ebp + 8]
call fcn.0052579f
mov eax, dword [esp + 0x1e4]
mov dword [ebp + 4], 6
cmp eax, 5
jne 0x4f7a6e
cmp dword [esp + 0x1e8], 1
jne 0x4f7a4c
push str.Microsoft_Windows_XP
lea ecx, [ebp + 8]
call fcn.0052579f
mov eax, dword [esp + 0x1e4]
mov dword [ebp + 4], esi
cmp eax, 5
jne 0x4f7a6e
cmp dword [esp + 0x1e8], 2
jne 0x4f7deb
push str.Microsoft_Windows_2003
lea ecx, [ebp + 8]
call fcn.0052579f
mov dword [ebp + 4], 8
cmp dword [esp + 0x1e4], 6
jne 0x4f7b2a
mov eax, dword [esp + 0x1e8]
cmp eax, ebx
jne 0x4f7ad3
cmp byte [esp + 0x27a], 1
jne 0x4f7ab0
push str.Windows_Vista
lea ecx, [ebp + 8]
call fcn.0052579f
push str.Windows_Vista
lea ecx, [ebp + 0x10]
call fcn.0052554c
mov dword [ebp + 4], edi
jmp 0x4f7b2a
push str.Windows_Server_2008
lea ecx, [ebp + 8]
call fcn.0052579f
push str.Windows_Server_2008
lea ecx, [ebp + 0x10]
call fcn.0052554c
mov dword [ebp + 4], 0xa
jmp 0x4f7b2a
cmp eax, 1
jne 0x4f7deb
cmp byte [esp + 0x27a], 1
jne 0x4f7b09
push str.Windows_7
lea ecx, [ebp + 8]
call fcn.0052579f
push str.Windows_7
lea ecx, [ebp + 0x10]
call fcn.0052554c
mov dword [ebp + 4], 0xc
jmp 0x4f7b2a
push str.Windows_Server_2008_R2
lea ecx, [ebp + 8]
call fcn.0052579f
push str.Windows_Server_2008_R2
lea ecx, [ebp + 0x10]
call fcn.0052554c
mov dword [ebp + 4], 0xb
cmp dword [esp + 0x1e4], 4
ja 0x4f7deb
mov dword [esp + 0x15c], 0x5fd86c
mov dword [esp + 0x1d0], ebx
mov dword [esp + 0x1ac], 0x5fd868
mov dword [esp + 0x6c], 1
mov edx, dword [0x5fd870]
mov dword [esp + 0x3ac], ebx
mov dword [esp + edx + 0x15c], 0x5fd864
mov eax, dword [esp + 0x15c]
lea edx, [esp + 0x160]
mov ecx, dword [eax + 4]
mov dword [esp + ecx + 0x184], edx
mov dword [esp + ecx + 0x188], ebx
mov byte [esp + ecx + 0x18c], 0x20
lea esi, [esp + ecx + 0x15c]
mov ecx, esi
call fcn.00521c48
cmp dword [esi + 0x28], ebx
jne 0x4f7bbf
mov eax, dword [esi + 4]
push ebx
or al, 4
mov ecx, esi
or al, 4
push eax
call fcn.005218fe
lea eax, [esp + 0x160]
mov dword [esp + 0x3ac], 2
mov dword [esp + 0x14], eax
call fcn.00522173
lea ecx, [esp + 0x68]
mov dword [esp + 0x194], eax
call fcn.00522010
mov ecx, dword [0x7273d4]
call fcn.004f8ca0
lea ecx, [esp + 0x68]
call fcn.005220ac
lea ecx, [esp + 0x160]
mov byte [esp + 0x3ac], 3
mov dword [esp + 0x160], 0x5fd830
call fcn.004f9ad0
push 4
mov edi, 0x5fd7fc
push ebx
push ebx
lea ecx, [esp + 0x16c]
mov byte [esp + 0x3b8], 4
mov dword [esp + 0x16c], edi
call fcn.004f99f0
mov ecx, dword [esp + 0x15c]
mov esi, 0x5fd7f8
mov edx, dword [ecx + 4]
mov dword [esp + edx + 0x15c], esi
mov eax, dword [esp + 0x1ec]
mov edx, dword [esp + 0x1e8]
and eax, 0xffff
push 0x6e29b4
push eax
mov eax, dword [esp + 0x1ec]
lea ecx, [esp + 0x1fc]
push str.__Build
push ecx
push 0x6e29a4
push edx
push 0x6e29a0
push eax
lea ecx, [esp + 0x17c]
push str.version
push ecx
mov dword [esp + 0x3d4], 5
call fcn.004f9b30
add esp, 8
mov ecx, eax
call fcn.004f8d60
push eax
call fcn.004f9b30
add esp, 8
mov ecx, eax
call fcn.004f8d60
push eax
call fcn.004f9b30
add esp, 8
push eax
call fcn.004f9b30
add esp, 8
push eax
call fcn.004f9b30
add esp, 8
mov ecx, eax
call fcn.004f8d60
push eax
call fcn.004f9b30
add esp, 8
mov ecx, eax
push ebx
call fcn.004f9060
mov eax, dword [esp + 0x1e4]
cmp eax, 4
jne 0x4f7d0f
mov dword [ebp + 4], 5
jmp 0x4f7d25
cmp eax, 3
jne 0x4f7d25
cmp dword [esp + 0x1e8], 0x33
jne 0x4f7d25
mov dword [ebp + 4], 4
mov eax, dword [esp + 0x15c]
lea edx, [esp + 0x1ac]
mov dword [esp + 0x14], edx
mov ecx, dword [eax + 4]
mov dword [esp + ecx + 0x15c], esi
mov al, byte [esp + 0x1a4]
mov dword [esp + 0x3ac], 6
test al, 1
mov dword [esp + 0x160], edi
je 0x4f7d70
mov edx, dword [esp + 0x16c]
mov eax, dword [edx]
push eax
call fcn.00525179
add esp, 4
mov ecx, dword [esp + 0x1a4]
mov dword [esp + 0x19c], ebx
and ecx, 0xfffffffe
mov dword [esp + 0x160], 0x5fd830
mov dword [esp + 0x1a4], ecx
mov ecx, dword [esp + 0x194]
cmp ecx, ebx
je 0x4f7daf
call fcn.004f8cd0
cmp eax, ebx
je 0x4f7daf
mov edx, dword [eax]
push 1
mov ecx, eax
call dword [edx]
mov eax, dword [esp + 0x15c]
mov dword [esp + 0x3ac], 0xffffffff
mov ecx, dword [eax + 4]
mov dword [esp + ecx + 0x15c], 0x5fd864
lea ecx, [esp + 0x1ac]
mov dword [esp + 0x1ac], 0x5fd868
call fcn.00521bd6
jmp 0x4f81e7
mov dword [esp + 0xd8], 0x5fd86c
mov dword [esp + 0x14c], ebx
mov dword [esp + 0x128], 0x5fd868
mov dword [esp + 0x6c], 4
mov edx, dword [0x5fd870]
mov dword [esp + 0x3ac], esi
mov dword [esp + edx + 0xd8], 0x5fd864
mov eax, dword [esp + 0xd8]
lea edx, [esp + 0xdc]
mov ecx, dword [eax + 4]
mov dword [esp + ecx + 0x100], edx
mov dword [esp + ecx + 0x104], ebx
mov byte [esp + ecx + 0x108], 0x20
lea esi, [esp + ecx + 0xd8]
mov ecx, esi
call fcn.00521c48
cmp dword [esi + 0x28], ebx
jne 0x4f7e72
mov eax, dword [esi + 4]
push ebx
or al, 4
mov ecx, esi
or al, 4
push eax
call fcn.005218fe
lea eax, [esp + 0xdc]
mov dword [esp + 0x3ac], edi
mov dword [esp + 0x70], eax
call fcn.00522173
lea ecx, [esp + 0x14]
mov dword [esp + 0x110], eax
call fcn.00522010
mov esi, dword [0x7273d4]
lea ecx, [esp + 0x68]
call fcn.00522010
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
jae 0x4f7eb4
inc eax
mov dword [esi + 4], eax
lea ecx, [esp + 0x68]
call fcn.005220ac
lea ecx, [esp + 0x14]
call fcn.005220ac
lea ecx, [esp + 0xe0]
lea edx, [esp + 0xe4]
mov dword [esp + 0xe8], ecx
lea eax, [esp + 0xf0]
lea ecx, [esp + 0xf4]
mov dword [esp + 0xec], edx
mov dword [esp + 0xf8], eax
push ebx
mov dword [esp + 0x100], ecx
lea edx, [esp + 0x104]
lea eax, [esp + 0x108]
push ebx
push ebx
lea ecx, [esp + 0xe8]
mov byte [esp + 0x3b8], 0xa
mov dword [esp + 0xe8], 0x5fd830
mov dword [esp + 0x114], edx
mov dword [esp + 0x118], eax
mov dword [esp + 0xf0], ebx
mov dword [esp + 0x100], ebx
mov dword [esp + 0x110], ebx
call fcn.004f9950
mov ecx, dword [esp + 0xe8]
mov edi, 0x5fd7fc
mov dword [esp + 0xdc], edi
mov dword [esp + 0x114], ebx
mov dword [esp + 0x118], ebx
mov dword [esp + 0x11c], 0x20
mov dword [esp + 0x120], 4
mov dword [ecx], ebx
mov edx, dword [esp + 0xf8]
mov esi, 0x5fd7f8
mov dword [edx], ebx
mov eax, dword [esp + 0x108]
mov dword [eax], ebx
mov ecx, dword [esp + 0xec]
mov dword [ecx], ebx
mov edx, dword [esp + 0xfc]
mov dword [edx], ebx
mov eax, dword [esp + 0x10c]
mov dword [eax], ebx
mov ecx, dword [esp + 0xd8]
mov edx, dword [ecx + 4]
mov dword [esp + edx + 0xd8], esi
mov eax, dword [esp + 0x1ec]
push 0x6e2990
and eax, 0xffff
lea ecx, [esp + 0x1f8]
push eax
push str.__Build
lea edx, [esp + 0xe4]
push ecx
push edx
mov dword [esp + 0x3c0], 0xc
call fcn.004f9b30
add esp, 8
push eax
call fcn.004f9b30
add esp, 8
mov ecx, eax
call fcn.004f8d60
push eax
call fcn.004f9b30
add esp, 8
mov ecx, eax
push ebx
call fcn.004f9060
mov ecx, dword [esp + 0xd8]
lea eax, [esp + 0x128]
mov dword [esp + 0x70], eax
mov edx, dword [ecx + 4]
mov dword [esp + edx + 0xd8], esi
mov dword [esp + 0x3ac], 0xd
mov al, byte [esp + 0x120]
mov dword [esp + 0xdc], edi
test al, 1
je 0x4f8073
mov eax, dword [esp + 0xe8]
mov eax, dword [eax]
push eax
call fcn.00525179
add esp, 4
mov ecx, dword [esp + 0x120]
mov edi, dword [esp + 0x110]
and ecx, 0xfffffffe
cmp edi, ebx
mov dword [esp + 0x118], ebx
mov dword [esp + 0x120], ecx
mov dword [esp + 0xdc], 0x5fd830
je 0x4f80da
lea ecx, [esp + 0x14]
call fcn.00522010
mov eax, dword [edi + 4]
cmp eax, ebx
jbe 0x4f80ba
cmp eax, 0xffffffff
jae 0x4f80ba
dec eax
mov dword [edi + 4], eax
mov esi, dword [edi + 4]
lea ecx, [esp + 0x14]
neg esi
sbb esi, esi
not esi
and esi, edi
call fcn.005220ac
cmp esi, ebx
je 0x4f80da
mov edx, dword [esi]
push 1
mov ecx, esi
call dword [edx]
mov eax, dword [esp + 0xd8]
mov dword [esp + 0x3ac], 0xffffffff
mov ecx, dword [eax + 4]
mov dword [esp + ecx + 0xd8], 0x5fd864
lea ecx, [esp + 0x128]
mov dword [esp + 0x128], 0x5fd868
call fcn.00521bd6
jmp 0x4f81e7
cmp dword [esp + 0x1e4], 4
jne 0x4f81e7
cmp dword [esp + 0x1e8], ebx
jne 0x4f8171
lea esi, [ebp + 8]
push str.Microsoft_Windows_95
mov ecx, esi
call fcn.0052579f
mov eax, dword [esp + 0x1f5]
cmp al, 0x43
jne 0x4f814e
push str.OSR2
jmp 0x4f815b
push eax
mov ecx, esi
call fcn.005257c6
push 0x6e29a4
mov ecx, esi
call fcn.0052579f
mov eax, dword [esp + 0x1e4]
mov dword [ebp + 4], ebx
cmp eax, 4
jne 0x4f81e7
cmp dword [esp + 0x1e8], 0xa
jne 0x4f81b3
lea esi, [ebp + 8]
push str.Microsoft_Windows_98
mov ecx, esi
call fcn.0052579f
cmp byte [esp + 0x1f5], 0x41
jne 0x4f81a0
push 0x6e2954
mov ecx, esi
call fcn.0052579f
mov eax, dword [esp + 0x1e4]
mov dword [ebp + 4], 1
cmp eax, 4
jne 0x4f81e7
cmp dword [esp + 0x1e8], 0x5a
jne 0x4f81e7
push str.Microsoft_Windows_Me
lea ecx, [ebp + 8]
call fcn.0052579f
mov dword [ebp + 4], 2
jmp 0x4f81e7
push str.Microsoft_Win32s
lea ecx, [ebp + 8]
call fcn.0052579f
mov dword [ebp + 4], 3
mov ecx, 0x4a
xor eax, eax
lea edi, [esp + 0x27c]
rep stosd dword es:[edi], eax
mov ecx, 0x19
lea edi, [esp + 0x74]
rep stosd dword es:[edi], eax
mov ecx, 0x14
lea edi, [esp + 0x18]
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x10]
call fcn.004fcb40
lea edx, [esp + 0x27c]
lea ecx, [esp + 0x10]
push edx
mov dword [esp + 0x3b0], 0xe
call fcn.004fcb50
test eax, eax
je 0x4f8c0e
mov eax, dword [esp + 0x31c]
dec eax
cmp eax, 4
ja case.default.0x4f824b
jmp dword [eax*4 + 0x4f8c84]
lea ecx, [esp + 0x18]
push 0x6e2924
push ecx
jmp 0x4f836f
lea ecx, [esp + 0x18]
push str.Windows
push ecx
jmp 0x4f836f
lea ecx, [esp + 0x18]
push str.Windows_CE
push ecx
jmp 0x4f836f
lea ecx, [esp + 0x27c]
push ecx
lea ecx, [esp + 0x14]
call fcn.004fce20
test eax, eax
je 0x4f82a3
lea edx, [esp + 0x18]
push str.Windows_95
push edx
jmp 0x4f836f
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fce60
test eax, eax
je 0x4f82c7
lea ecx, [esp + 0x18]
push str.Windows_95_SP1
push ecx
jmp 0x4f836f
lea edx, [esp + 0x27c]
lea ecx, [esp + 0x10]
push edx
call fcn.004fcea0
test eax, eax
je 0x4f82e6
push str.Windows_95_OSR2
jmp 0x4f836a
lea ecx, [esp + 0x27c]
push ecx
lea ecx, [esp + 0x14]
call fcn.004fcee0
test eax, eax
je 0x4f8307
lea edx, [esp + 0x18]
push str.Windows_98
push edx
jmp 0x4f836f
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fcf20
test eax, eax
je 0x4f8328
lea ecx, [esp + 0x18]
push str.Windows_98_SP1
push ecx
jmp 0x4f836f
lea edx, [esp + 0x27c]
lea ecx, [esp + 0x10]
push edx
call fcn.004fcf60
test eax, eax
je 0x4f8344
push str.Windows_98_Second_Edition
jmp 0x4f836a
lea ecx, [esp + 0x27c]
push ecx
lea ecx, [esp + 0x14]
call fcn.004fcfa0
test eax, eax
je 0x4f8365
lea edx, [esp + 0x18]
push str.Windows_Millenium_Edition
push edx
jmp 0x4f836f
push str.Windows___
lea eax, [esp + 0x1c]
push eax
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x18]
and ecx, 3
rep movsb byte es:[edi], byte [esi]
jmp 0x4f8aa8
lea ecx, [esp + 0x27c]
push ecx
lea ecx, [esp + 0x14]
call fcn.004fd0d0
test eax, eax
je 0x4f84ef
lea edx, [esp + 0x18]
push str.Windows_NT
push edx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x27c]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x14]
call fcn.004fd210
test eax, eax
je 0x4f8421
push str._Workstation
jmp 0x4f8473
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd150
test eax, eax
je 0x4f843d
push str._Server
jmp 0x4f8473
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd100
test eax, eax
je 0x4f8459
push str._Primary_Domain_Controller
jmp 0x4f8473
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd1a0
test eax, eax
je 0x4f84ad
push str._Backup_Domain_Controller
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd290
test eax, eax
je 0x4f84cc
push str._Datacenter
jmp 0x4f8a21
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd260
test eax, eax
je 0x4f8a5b
push str._Enterprise
jmp 0x4f8a21
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fcfd0
test eax, eax
je 0x4f8661
lea ecx, [esp + 0x18]
push str.Windows_2000
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x27c]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x14]
call fcn.004fd2e0
test eax, eax
je 0x4f8563
push str._Professional
jmp 0x4f8599
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd330
test eax, eax
je 0x4f857f
push str._Server
jmp 0x4f8599
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd3e0
test eax, eax
je 0x4f85d3
push str._Domain_Controller
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd3b0
test eax, eax
je 0x4f85ef
push str._Datacenter
jmp 0x4f8609
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd380
test eax, eax
je 0x4f8643
push str._Advanced_Server
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd1f0
test eax, eax
je 0x4f8825
jmp 0x4f87e6
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd000
test eax, eax
je 0x4f8843
lea ecx, [esp + 0x18]
push str.Windows_XP
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x27c]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x14]
call fcn.004fd430
test eax, eax
je 0x4f86d5
push str._Personal
jmp 0x4f8727
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd460
test eax, eax
je 0x4f86f1
push str._Professional
jmp 0x4f8727
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd4b0
test eax, eax
je 0x4f870d
push str._Server
jmp 0x4f8727
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd560
test eax, eax
je 0x4f8761
push str._Domain_Controller
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd530
test eax, eax
je 0x4f877d
push str._Datacenter
jmp 0x4f8797
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd500
test eax, eax
je 0x4f87d1
push str._Advanced_Server
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd1f0
test eax, eax
je 0x4f8825
lea ecx, [esp + 0x18]
push str._Terminal_Services
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd200
test eax, eax
je 0x4f8a5b
jmp 0x4f8a1c
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd030
test eax, eax
je 0x4f8a5b
lea ecx, [esp + 0x18]
push str.Windows_2003
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x27c]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x14]
call fcn.004fd430
test eax, eax
je 0x4f88b7
push str._Personal
jmp 0x4f8909
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd460
test eax, eax
je 0x4f88d3
push str._Professional
jmp 0x4f8909
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd4b0
test eax, eax
je 0x4f88ef
push str._Server
jmp 0x4f8909
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd560
test eax, eax
je 0x4f8943
push str._Domain_Controller
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd530
test eax, eax
je 0x4f895f
push str._Datacenter
jmp 0x4f8979
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd500
test eax, eax
je 0x4f89b3
push str._Advanced_Server
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd1f0
test eax, eax
je 0x4f8a07
lea ecx, [esp + 0x18]
push str._Terminal_Services
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x27c]
lea ecx, [esp + 0x10]
push eax
call fcn.004fd200
test eax, eax
je 0x4f8a5b
push str._BackOffice_Small_Business_Edition
lea ecx, [esp + 0x1c]
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov al, byte [esp + 0x74]
test al, al
je 0x4f8ab1
jmp 0x4f8aa4
lea ecx, [esp + 0x18]
push str.Unknown_OS
push ecx
call fcn.00513adf
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea eax, [esp + 0x74]
push eax
lea ecx, [ebp + 0x10]
call fcn.0052554c
mov ecx, dword [esp + 0x310]
lea edx, [esp + 0x18]
push ecx
push 0x6e2758
push edx
call fcn.00513adf
lea edi, [esp + 0x24]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea ebx, [ebp + 0x14]
and ecx, 3
lea eax, [esp + 0x18]
rep movsb byte es:[edi], byte [esi]
push eax
mov ecx, ebx
call fcn.0052554c
mov ecx, dword [esp + 0x314]
lea edx, [esp + 0x18]
push ecx
push str._02d
push edx
call fcn.00513adf
lea edi, [esp + 0x24]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov edi, edx
mov edx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, edx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
lea eax, [esp + 0x18]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
mov ecx, ebx
call fcn.0052579f
mov eax, dword [esp + 0x318]
test eax, eax
je 0x4f8bb2
push eax
lea ecx, [esp + 0x1c]
push 0x6e274c
push ecx
call fcn.00513adf
lea edi, [esp + 0x24]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x18]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [ebp + 0xc]
call fcn.0052554c
mov eax, dword [esp + 0x3a0]
test ax, ax
je 0x4f8c54
and eax, 0xffff
lea ecx, [esp + 0x18]
push eax
push str.Service_Pack__d
push ecx
call fcn.00513adf
lea edi, [esp + 0x24]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x74]
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x18]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
jmp 0x4f8c4c
lea ecx, [esp + 0x74]
push str.Failed_in_call_to_GetOSVersion
push ecx
call fcn.00513adf
add esp, 8
lea edx, [esp + 0x74]
lea ecx, [ebp + 0x10]
push edx
call fcn.0052554c
push str.unknown
lea ecx, [ebp + 0xc]
call fcn.0052554c
push str.unknown
lea ecx, [ebp + 0x14]
call fcn.0052554c
push str.unknown
lea ecx, [ebp + 0x18]
call fcn.0052554c
lea ecx, [esp + 0x10]
mov dword [esp + 0x3ac], 0xffffffff
call fcn.0049fbe0
mov ecx, dword [esp + 0x3a4]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x3a0
ret