Function at 0x40fe6e
Capabilities:
Accept command line arguments
Read file via mapping
Set environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x5c
push ebx
push esi
push edi
push 1
call fcn.00410d88
xor ebx, ebx
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
mov ecx, 0x44a758
call fcn.004118dd
mov esi, 0x7000
push esi
push ebx
mov edi, 0x4359e0
push edi
call fcn.00419ea0
add esp, 0xc
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
mov dword [ebp - 8], eax
cmp eax, ebx
je 0x40ff22
push eax
call fcn.0040d5d8
cmp byte [0x43ca39], bl
je 0x40ff14
push str.winrarsfxmappingfile.tmp
push ebx
push 4
call dword [sym.imp.KERNEL32.dll_OpenFileMappingW]
mov dword [ebp - 8], eax
cmp eax, ebx
je 0x40ff09
push esi
push ebx
push ebx
push 4
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov dword [ebp - 4], eax
cmp eax, ebx
je 0x40ff00
push esi
push eax
push edi
call fcn.0041b910
add esp, 0xc
push edi
push str.sfxcmd
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x40ff22
push dword [ebp - 8]
push str.sfxcmd
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push 0x800
mov esi, 0x4349e0
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push esi
push str.sfxname
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
mov edi, eax
push 0x64
push edi
mov dword [0x42e76c], edi
mov dword [0x42e770], edi
call dword [sym.imp.USER32.dll_LoadIconW]
push 0x65
push dword [0x42e770]
mov dword [0x4349dc], eax
call dword [sym.imp.USER32.dll_LoadBitmapW]
lea ecx, [ebp - 0xc]
mov dword [0x4349d8], eax
call fcn.004196da
push esi
mov ecx, 0x42e784
call fcn.0040c3b7
lea ecx, [ebp - 0x5c]
call fcn.00418b7d
lea ecx, [ebp - 0x34]
call fcn.00418b7d
push 0x64
call fcn.0040d275
push 0x64
mov dword [ebp - 0x40], eax
call fcn.0040d275
push ebx
push 0x40f588
mov dword [ebp - 0x18], eax
push ebx
lea eax, [ebp - 0x5c]
mov dword [0x4339d4], eax
push str.STARTDLG
lea eax, [ebp - 0x34]
push edi
mov dword [0x4339d0], eax
call dword [sym.imp.USER32.dll_DialogBoxParamW]
lea ecx, [ebp - 0x34]
mov dword [0x4339d0], ebx
mov dword [0x4339d4], ebx
call fcn.00418b9f
lea ecx, [ebp - 0x5c]
call fcn.00418b9f
lea ecx, [ebp - 0xc]
call fcn.00419734
cmp byte [0x43ca30], bl
je 0x410001
call fcn.0040d823
mov ecx, 0x447fe0
call fcn.0040d018
cmp dword [0x43ca14], ebx
jbe 0x41001f
push dword [0x43ca08]
call fcn.00419b82
pop ecx
push dword [0x4349dc]
mov esi, dword [sym.imp.GDI32.dll_DeleteObject]
call esi
mov eax, dword [0x4349d8]
cmp eax, ebx
je 0x410039
push eax
call esi
cmp dword [0x42e774], ebx
jne 0x410058
cmp byte [0x43c9f2], bl
je 0x410058
push 0xff
mov ecx, 0x42e774
call fcn.00406429
mov eax, dword [0x43ca24]
mov byte [0x43c9f2], 1
cmp eax, ebx
je 0x41006e
push eax
call fcn.0040d7e4
mov eax, dword [0x43ca20]
cmp eax, ebx
je 0x41007e
push eax
call dword [sym.imp.KERNEL32.dll_Sleep]
call dword [sym.imp.ole32.dll_OleUninitialize]
mov eax, dword [0x43ca1c]
pop edi
pop esi
cmp eax, ebx
pop ebx
ja 0x410095
mov eax, dword [0x42e774]
leave
ret 0x10