Function at 0x407b3f
Capabilities:
Get common file path
Get comspec environment variable
Get hostname
Get keyboard layout
Get session user name
Query environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x334
push ebx
push esi
push edi
mov dword [ebp - 0x1c], ecx
xor eax, eax
push 0x104
lea ecx, [ebp - 0x10]
mov word [ebp - 0x330], ax
call fcn.0041162d
mov eax, dword [ebp + 8]
xor edi, edi
mov esi, edi
mov edi, dword [eax]
push edi
push dword [esi*4 + 0x4a6200]
call fcn.004236ae
pop ecx
pop ecx
test eax, eax
je 0x407b86
inc esi
cmp esi, 0x61
jl 0x407b6d
push 0
mov dword [ebp - 0x2c], esi
cmp esi, 0x61
mov esi, dword [ebp - 0x1c]
pop edi
je 0x43fed0
mov eax, dword [ebp - 0x2c]
cmp eax, 0x60
ja case.0x407ba0.88
jmp dword [eax*4 + 0x407cc7]
lea eax, [esi + 0xd8]
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0x10]
call fcn.00411cb6
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 8
push 0x493b88
mov ecx, dword [ebp + 0xc]
call fcn.00404f98
jmp case.0x407ba0.88
lea eax, [esi + 0xc8]
jmp 0x407bad
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], edi
mov dword [esi + 0xc], 1
jmp case.0x407ba0.88
push 0x4ba0cc
jmp 0x407bce
push 0x4b97b8
jmp 0x407bce
push 0x4ba0d0
jmp 0x407bce
push 0x26
jmp 0x44012a
push 0x2b
jmp 0x44012a
push 5
jmp 0x44012a
push 0x23
jmp 0x44012a
push 0x19
jmp 0x44012a
push 0x2e
jmp 0x44012a
push 0x1f
jmp 0x44012a
push 0x17
jmp 0x44012a
push 0x16
jmp 0x44012a
push 0x18
jmp 0x44012a
push 0x1c
jmp 0x44012a
push 0x1a
jmp 0x44012a
push 0x10
jmp 0x44012a
push 6
jmp 0x44012a
push 2
jmp 0x44012a
push 0xb
jmp 0x44012a
mov esi, dword [ebp + 0xc]
mov ecx, esi
jmp 0x440281
lea eax, [esi + 0xb8]
jmp 0x407bad
push str.WIN32_NT
jmp 0x407bce
mov eax, dword [0x4c7428]
add eax, 0xc
jmp 0x407bad
xor ecx, ecx
inc ecx
jmp 0x440567
push 3
jmp 0x440566
push 4
jmp 0x440566
lea eax, [esi + 0x14c]
jmp 0x407bad
push 0x4ba070
lea ecx, [ebp - 0x40]
call fcn.00411a36
push dword [ebp + 8]
lea ecx, [ebp - 0x40]
call fcn.004117e0
push edi
lea eax, [ebp + 8]
mov dword [ebp + 8], edi
push eax
lea eax, [ebp - 0x40]
push eax
call fcn.00403938
test eax, eax
jne 0x43ff02
or edi, 0xffffffff
jmp 0x43ff0b
mov ecx, dword [ebp + 0xc]
push eax
call fcn.0040523c
lea ecx, [ebp - 0x40]
jmp 0x44002a
mov eax, dword [esi]
lea ecx, [esi + 4]
mov eax, dword [eax + 4]
add ecx, eax
call fcn.0041fd12
mov edi, dword [eax + 0x14]
jmp 0x43ff2d
mov edi, dword [esi + 0x148]
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], edi
xor edi, edi
jmp 0x407bec
mov eax, dword [esi]
lea ecx, [esi + 4]
mov eax, dword [eax + 4]
add ecx, eax
call fcn.0041fd12
mov ecx, dword [ebp + 0xc]
add eax, 0x20
push eax
call fcn.0040523c
jmp case.0x407ba0.88
lea eax, [ebp - 0x28]
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
movzx eax, word [ebp - 0x1a]
push eax
push 0x4ba0d4
jmp 0x43ff8e
lea ecx, [ebp - 0x100]
call fcn.0047c596
mov ecx, eax
call fcn.0047c535
push eax
push 0x4b94cc
lea eax, [ebp - 0x330]
push eax
call fcn.004237fa
jmp 0x43ffbc
lea eax, [ebp - 0x330]
mov edx, str.SYSTEMCurrentControlSetControlNlsLanguage
push eax
push 0x104
push str.InstallLanguage
mov ecx, reloc.WSOCK32.dll_bind
call fcn.00401284
add esp, 0xc
jmp 0x43ffc7
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
lea eax, [ebp - 0x330]
jmp 0x43ffd4
mov eax, str.WIN_XP
push eax
jmp 0x407bce
push 0x4ba0e0
lea eax, [ebp - 0xf8]
push eax
lea ecx, [ebp - 0x30]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0xf8]
jmp 0x44002a
push 0x4ba108
lea eax, [ebp - 0x80]
push eax
lea ecx, [ebp - 0x38]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0x80]
call fcn.00411cb6
jmp case.0x407ba0.88
push 0x4ba0e8
lea eax, [ebp - 0x90]
push eax
lea ecx, [ebp - 0xa8]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0x90]
jmp 0x44002a
push 0x4ba0f0
lea eax, [ebp - 0x110]
push eax
lea ecx, [ebp - 0xe8]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0x110]
jmp 0x44002a
push 0x4b94cc
lea eax, [ebp - 0xa0]
push eax
lea ecx, [ebp - 0xc0]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0xa0]
jmp 0x44002a
push 0x4ba0f8
lea eax, [ebp - 0xb8]
push eax
lea ecx, [ebp - 0xd8]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0xb8]
jmp 0x44002a
push 0x4ba100
lea eax, [ebp - 0xd0]
push eax
lea ecx, [ebp - 0xe0]
call fcn.0047c596
mov ecx, eax
call fcn.0047c4d8
mov ecx, dword [ebp + 0xc]
push eax
call fcn.00404f3c
lea ecx, [ebp - 0xd0]
jmp 0x44002a
push 7
lea edx, [ebp - 0x10]
pop ecx
call fcn.00464b85
jmp 0x44013d
lea ecx, [ebp - 0x10]
call fcn.0041fffa
lea eax, [ebp - 0x10]
jmp 0x407bad
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], 0x104
push eax
lea eax, [ebp - 0x330]
push eax
call dword [sym.imp.KERNEL32.dll_GetComputerNameW]
jmp 0x43ffc7
push 0x104
lea eax, [ebp - 0x330]
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
test eax, eax
je case.0x407ba0.88
jmp 0x43ffc7
mov eax, dword [0x4c7428]
push 0x104
cmp byte [eax + 0x34], 0
lea eax, [ebp - 0x330]
push eax
je 0x43ffc1
lea ecx, [ebp - 0x24]
mov dword [ebp - 0x24], edi
mov dword [ebp - 0x1c], edi
call fcn.0047c4a1
call eax
cmp dword [ebp - 0x24], 0
je 0x43ffc7
push dword [ebp - 0x24]
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
jmp 0x43ffc7
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 6
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 3
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 9
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 5
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 0xa
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 2
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 7
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 8
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 4
jmp 0x407bec
call fcn.00404dc0
xor eax, eax
inc eax
mov dword [esi + 0xc], eax
mov dword [esi], eax
jmp case.0x407ba0.88
cmp byte [0x4c6288], 1
jmp 0x4402a3
cmp byte [0x4c6899], 1
mov esi, dword [ebp + 0xc]
mov ecx, esi
je 0x440281
call fcn.00404dc0
xor eax, eax
mov dword [esi], edi
inc eax
mov dword [esi + 0xc], eax
jmp case.0x407ba0.88
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 0x40
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 0x41
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 0x42
jmp 0x407bec
mov esi, dword [ebp + 0xc]
mov ecx, esi
call fcn.00404dc0
mov dword [esi], 0x43
jmp 0x407bec
push dword [esi + 0xf4]
call fcn.00460003
mov edi, eax
jmp 0x43ff2d
lea eax, [ebp - 0x330]
push eax
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryW]
jmp 0x43ffc7
mov eax, dword [0x4c7428]
movzx eax, word [eax + 0x36]
test eax, eax
je 0x440371
cmp eax, 6
je 0x440367
mov ecx, dword [ebp + 0xc]
cmp eax, 9
je 0x44035d
push str.UNKNOWN
jmp 0x407bd1
push 0x4ba124
jmp 0x407bd1
push str.IA64
jmp 0x407bce
push 0x4ba110
jmp 0x407bce
lea esi, [ebp - 0x80]
xor ecx, ecx
mov eax, reloc.WSOCK32.dll_accept
cpuid
mov dword [esi], eax
mov eax, 0x4ba124
mov dword [esi + 4], ebx
mov dword [esi + 8], ecx
mov dword [esi + 0xc], edx
test dword [ebp - 0x74], 0x20000000
jne 0x43ffd4
mov eax, 0x4ba110
jmp 0x43ffd4
mov eax, dword [0x4c7428]
xor ecx, ecx
inc ecx
cmp byte [eax + 0x30], cl
jne 0x4403c5
push str.WIN_10
jmp 0x407bce
cmp byte [eax + 0x32], cl
jne 0x4403d4
push str.WIN_2016
jmp 0x407bce
cmp byte [eax + 0x2c], cl
jne 0x4403e3
push str.WIN_81
jmp 0x407bce
cmp byte [eax + 0x2e], cl
jne 0x4403f2
push str.WIN_2012R2
jmp 0x407bce
cmp byte [eax + 0x2a], cl
jne 0x440401
push str.WIN_2012
jmp 0x407bce
cmp byte [eax + 0x28], cl
jne 0x440410
push str.WIN_8
jmp 0x407bce
cmp byte [eax + 0x26], cl
jne 0x44041f
push str.WIN_2008R2
jmp 0x407bce
cmp byte [eax + 0x24], cl
jne 0x44042e
push str.WIN_7
jmp 0x407bce
cmp byte [eax + 0x22], cl
jne 0x44043d
push str.WIN_2008
jmp 0x407bce
cmp byte [eax + 0x20], cl
jne 0x44044c
push str.WIN_VISTA
jmp 0x407bce
cmp byte [eax + 0x1e], cl
jne 0x44045b
push str.WIN_2003
jmp 0x407bce
cmp byte [eax + 0x1c], cl
jne 0x440474
cmp byte [eax + 0x38], 0
mov eax, str.WIN_XPe
jne 0x43ffd4
jmp 0x43ffcf
push str.UNKNOWN
jmp 0x407bce
mov eax, dword [0x4c7428]
mov edi, dword [eax + 8]
jmp 0x43ff2d
lea eax, [ebp - 0x330]
mov edx, str.Control_PanelAppearance
push eax
push 0x104
push str.SchemeLangID
mov ecx, reloc.WSOCK32.dll_accept
call fcn.00401284
movzx eax, word [ebp - 0x330]
lea ecx, [ebp - 0x330]
add esp, 0xc
mov dword [ebp - 0x14], eax
push edi
push eax
push 4
pop edx
call fcn.0041fbc6
pop ecx
pop ecx
jmp 0x43ffc7
lea eax, [ebp - 0x124]
push eax
call dword [sym.imp.USER32.dll_GetKeyboardLayoutNameW]
lea eax, [ebp - 0x124]
jmp 0x43ffd4
lea eax, [ebp - 0x330]
push 0x4ba2fc
push eax
call fcn.00422f1c
lea eax, [ebp - 0x330]
mov dword [ebp + 8], edi
push eax
mov esi, edi
call fcn.00422d5c
add esp, 0xc
test eax, eax
jle 0x440555
push 0x20
pop ecx
push 0x2e
pop edx
movzx eax, word [ebp + edi*2 - 0x330]
cmp ax, cx
je 0x44053b
cmp eax, 0x2c
jne 0x440532
mov word [ebp + esi*2 - 0x330], dx
jmp 0x44053a
mov word [ebp + esi*2 - 0x330], ax
inc esi
lea eax, [ebp - 0x330]
inc edi
push eax
call fcn.00422d5c
pop ecx
push 0x20
pop ecx
push 0x2e
pop edx
cmp edi, eax
jl 0x440516
xor edi, edi
xor eax, eax
mov word [ebp + esi*2 - 0x330], ax
jmp 0x43ffc7
push 2
pop ecx
lea edx, [ebp - 0x70]
call fcn.00464a79
lea eax, [ebp - 0x70]
jmp 0x43ffd4
lea eax, [ebp - 0x50]
push eax
call dword [sym.imp.USER32.dll_GetDesktopWindow]
push eax
call dword [sym.imp.USER32.dll_GetWindowRect]
mov edi, dword [ebp - 0x48]
jmp 0x43ff2d
lea eax, [ebp - 0x50]
push eax
call dword [sym.imp.USER32.dll_GetDesktopWindow]
push eax
call dword [sym.imp.USER32.dll_GetWindowRect]
mov edi, dword [ebp - 0x44]
jmp 0x43ff2d
call dword [sym.imp.USER32.dll_GetDesktopWindow]
push eax
mov dword [ebp - 0x1c], eax
call dword [sym.imp.USER32.dll_GetDC]
push 0xc
jmp 0x4405cf
call dword [sym.imp.USER32.dll_GetDesktopWindow]
push eax
mov dword [ebp - 0x1c], eax
call dword [sym.imp.USER32.dll_GetDC]
push 0x74
push eax
mov dword [ebp + 8], eax
call dword [sym.imp.GDI32.dll_GetDeviceCaps]
mov esi, dword [ebp + 0xc]
mov edi, eax
mov ecx, esi
call fcn.00404dc0
push dword [ebp + 8]
mov dword [esi + 0xc], 1
push dword [ebp - 0x1c]
mov dword [esi], edi
call dword [sym.imp.USER32.dll_ReleaseDC]
xor edi, edi
jmp case.0x407ba0.88
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.COMSPEC
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.USERDNSDOMAIN
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
jmp 0x43ffc7
lea eax, [ebp - 0x330]
push eax
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
lea ecx, [ebp - 0x330]
call fcn.0042083e
jmp 0x43ffc7
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], 0x104
push eax
lea eax, [ebp - 0x330]
push eax
call dword [sym.imp.ADVAPI32.dll_GetUserNameW]
jmp 0x43ffc7
mov eax, dword [0x4c62e0]
cmp eax, 3
je case.0x407ba0.44
cmp eax, 4
jne case.0x407ba0.31
jmp case.0x407ba0.44
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.USERPROFILE
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.HOMEDRIVE
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.HOMEPATH
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.HOMESHARE
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.LOGONSERVER
jmp 0x440625
push 0x104
lea eax, [ebp - 0x330]
push eax
push str.USERDOMAIN
jmp 0x440625
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
mov dword [ebp + 8], eax
fild dword [ebp + 8]
test eax, eax
jns 0x440722
fadd qword [0x4bae48]
mov esi, dword [ebp + 0xc]
mov ecx, esi
fstp qword [ebp - 0x20]
call fcn.00404dc0
fld qword [ebp - 0x20]
fstp qword [esi]
mov dword [esi + 0xc], 3
jmp case.0x407ba0.88