Function at 0x4239ca
Capabilities:
Accept command line arguments
Set environment variable

Disassembly:
sub esp, 0x590
mov eax, dword [0x448760]
xor eax, esp
mov dword [esp + 0x58c], eax
push ebp
push esi
push edi
push 1
call fcn.004169c2
push 0x452330
call fcn.00411079
lea ecx, [esp + 0xc]
call fcn.0041e974
xor ebp, ebp
push 7
pop eax
push 0x400
mov dword [esp + 0xec], eax
mov dword [esp + 0x104], eax
mov dword [esp + 0x11c], eax
mov dword [esp + 0x134], eax
lea eax, [esp + 0x138]
push ebp
push eax
mov dword [esp + 0xe0], ebp
mov dword [esp + 0xf0], ebp
mov dword [esp + 0xf8], ebp
mov dword [esp + 0x108], ebp
mov dword [esp + 0x110], ebp
mov dword [esp + 0x120], ebp
mov dword [esp + 0x128], ebp
mov dword [esp + 0x138], ebp
call fcn.00426670
add esp, 0xc
lea eax, [esp + 0xd4]
mov ecx, 0x4523c0
push eax
call fcn.0041ed3a
lea ecx, [esp + 0xd4]
call fcn.0041ecec
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
mov esi, eax
test esi, esi
je 0x423b79
push esi
lea ecx, [esp + 0x30]
call fcn.004014a7
lea eax, [esp + 0x2c]
push eax
call fcn.00420e7e
lea ecx, [esp + 0x2c]
call fcn.00401a66
cmp byte [0x45236d], 0
je 0x423b5c
push ebx
push str.winrarsfxmappingfile.tmp
push ebp
mov ebx, 0xf001f
push ebx
call dword [sym.imp.KERNEL32.dll_OpenFileMappingW]
mov edi, eax
test edi, edi
je 0x423b52
push 9
push ebp
push ebp
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
test eax, eax
je 0x423b52
mov esi, dword [eax + 1]
push eax
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
lea eax, [esi + 9]
push eax
push ebp
push ebp
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov esi, eax
test esi, esi
je 0x423b52
lea ecx, [esi + 9]
mov ebx, 0x4523c0
push ecx
mov ecx, ebx
call fcn.0041f0d8
push ebx
mov byte [esi], 1
call fcn.0042337c
push 1
push ebp
push 0x400
mov ebx, 0x452420
push ebx
call fcn.00414e25
push ebx
mov ecx, 0x4523a0
call fcn.00414edb
push 0x400
push ebx
call fcn.00414f14
push esi
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
jmp 0x423b79
push esi
lea ecx, [esp + 0x30]
call fcn.004014a7
lea eax, [esp + 0x2c]
push eax
call fcn.0042337c
lea ecx, [esp + 0x2c]
call fcn.00401a66
lea eax, [esp + 0x2c]
push eax
call fcn.00411169
mov edi, 0x448680
push eax
mov ecx, edi
call fcn.004025a4
lea ecx, [esp + 0x2c]
call fcn.00401a66
cmp dword [0x448694], 8
mov eax, edi
jb 0x423ba9
mov eax, dword [0x448680]
push eax
push str.sfxname
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
lea eax, [esp + 0x1c]
push eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
movzx eax, word [esp + 0x2a]
push eax
movzx eax, word [esp + 0x2c]
push eax
movzx eax, word [esp + 0x2e]
push eax
movzx eax, word [esp + 0x30]
push eax
movzx eax, word [esp + 0x32]
push eax
movzx eax, word [esp + 0x32]
push eax
movzx eax, word [esp + 0x34]
push eax
push str._4d__02d__02d__02d__02d__02d__03d
lea eax, [esp + 0x554]
push 0x32
push eax
call fcn.0040f69a
add esp, 0x28
lea eax, [esp + 0x534]
push eax
push str.sfxstime
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push ebp
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov esi, eax
push 0x64
push esi
mov dword [0x44b074], esi
mov dword [0x44b070], esi
call dword [sym.imp.USER32.dll_LoadIconW]
mov dword [0x45282c], eax
call fcn.0041fc75
push edi
mov ecx, 0x44b078
mov dword [0x452830], eax
call fcn.00413258
lea ecx, [esp + 0x8c]
call fcn.0041c8af
lea ecx, [esp + 0x44]
call fcn.0041c8af
push ebp
push 0x41fd90
push ebp
lea eax, [esp + 0x98]
mov dword [0x452320], eax
lea eax, [esp + 0x50]
push str.STARTDLG
push esi
mov dword [0x452324], eax
call dword [sym.imp.USER32.dll_DialogBoxParamW]
lea ecx, [esp + 0x44]
mov dword [0x452324], ebp
mov dword [0x452320], ebp
call fcn.0041c9a1
lea ecx, [esp + 0x8c]
call fcn.0041c9a1
mov eax, dword [0x45283c]
test eax, eax
je 0x423cba
push eax
call dword [sym.imp.KERNEL32.dll_Sleep]
cmp byte [0x452348], 0
je 0x423cc8
call fcn.0041efeb
mov ecx, 0x4523b0
call fcn.00414d5d
push dword [0x45282c]
call dword [sym.imp.GDI32.dll_DeleteObject]
mov eax, dword [0x452830]
test eax, eax
je 0x423cee
push eax
call dword [sym.imp.GDI32.dll_DeleteObject]
cmp dword [0x44b0b8], ebp
jne 0x423d0e
cmp byte [0x452860], 0
je 0x423d0e
push 0xff
mov ecx, 0x44b0b8
call fcn.0040948e
mov eax, dword [0x452840]
mov byte [0x452860], 1
test eax, eax
je 0x423d30
push eax
call fcn.0042344f
push dword [0x452840]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp byte [0x452834], 0
mov esi, dword [0x44b0b8]
je 0x423d61
cmp byte [0x452835], 0
mov eax, dword [0x4486f8]
je 0x423d5b
mov esi, dword [0x452838]
test eax, eax
jle 0x423d61
add esi, eax
jmp 0x423d61
test eax, eax
jns 0x423d61
sub esi, eax
lea ecx, [esp + 0xc]
call fcn.0041e9da
mov ecx, dword [esp + 0x598]
mov eax, esi
pop edi
pop esi
pop ebp
xor ecx, esp
call fcn.00424bb4
add esp, 0x590
ret 0x10