Function at 0x401540
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x4c
test byte [0x404004], 2
je 0x401840
call sub.KERNEL32.dll_GetCommandLineA
mov dword [ebp - 0x3c], esp
mov dword [esp], eax
mov esi, eax
call sub.msvcrt.dll_strlen
lea eax, [eax + eax + 0x11]
shr eax, 4
shl eax, 4
call fcn.004020c0
sub esp, eax
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x2c], 0
lea eax, [esp + 0x10]
mov dword [ebp - 0x30], 0
mov edx, eax
mov dword [ebp - 0x34], eax
mov eax, dword [0x404004]
and eax, 0x4400
or eax, 0x10
mov dword [ebp - 0x38], eax
xor eax, eax
lea esi, [esi]
add esi, 1
movsx ecx, byte [esi - 1]
test ecx, ecx
mov ebx, ecx
je 0x401630
cmp bl, 0x3f
je 0x401753
jg 0x401680
cmp bl, 0x27
je 0x401785
cmp bl, 0x2a
je 0x401753
cmp bl, 0x22
jne 0x4016f0
mov ecx, eax
sar ecx, 1
je 0x4018ca
add ecx, edx
add edx, 1
mov byte [edx - 1], 0x5c
cmp edx, ecx
jne 0x4015f3
cmp dword [ebp - 0x2c], 0x27
je 0x4017d1
test al, 1
jne 0x4017d1
add esi, 1
mov edx, ecx
xor dword [ebp - 0x2c], 0x22
movsx ecx, byte [esi - 1]
xor eax, eax
mov dword [ebp - 0x30], 1
test ecx, ecx
mov ebx, ecx
jne 0x4015bd
lea esi, [esi]
test eax, eax
je 0x4018d1
add eax, edx
lea esi, [esi]
add edx, 1
mov byte [edx - 1], 0x5c
cmp edx, eax
jne 0x401640
cmp dword [ebp - 0x34], eax
jb 0x401812
mov edx, dword [ebp - 0x30]
test edx, edx
jne 0x401812
mov eax, dword [ebp - 0x24]
mov dword [0x407004], eax
mov eax, dword [ebp - 0x20]
mov dword [section..bss], eax
mov esp, dword [ebp - 0x3c]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
cmp bl, 0x5c
je 0x401773
cmp bl, 0x7f
je 0x401753
cmp bl, 0x5b
jne 0x4016f0
test byte [0x404004], 0x20
jne 0x401753
test eax, eax
lea edi, [eax - 1]
mov ecx, 1
je 0x4016e2
lea edi, [edx + edi + 1]
mov eax, edx
lea esi, [esi]
lea edi, [edi]
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, edi
jne 0x4016c0
test cl, cl
jne 0x4016e0
lea edx, [eax + 1]
mov byte [eax], bl
xor eax, eax
jmp 0x4015b0
mov edx, eax
lea eax, [edx + 1]
mov byte [edx], 0x7f
jmp 0x4016cf
test eax, eax
lea edi, [edx + eax]
je 0x4018c3
nop
lea esi, [esi]
add edx, 1
mov byte [edx - 1], 0x5c
cmp edx, edi
jne 0x401700
mov eax, dword [ebp - 0x2c]
test eax, eax
jne 0x401747
mov eax, dword [sym.imp.msvcrt.dll___mb_cur_max]
cmp dword [eax], 1
je 0x4017e5
mov dword [esp + 4], 0x40
mov dword [esp], ecx
mov dword [ebp - 0x40], ecx
call sub.msvcrt.dll__isctype
test eax, eax
jne 0x4017f6
mov ecx, dword [ebp - 0x40]
cmp ecx, 9
je 0x4017f6
lea edx, [edi + 1]
mov byte [edi], bl
xor eax, eax
jmp 0x4015b0
test eax, eax
lea edi, [eax - 1]
je 0x4018ac
mov eax, dword [ebp - 0x2c]
cmp ecx, 0x7f
sete cl
test eax, eax
setne al
or ecx, eax
jmp 0x4016b0
cmp dword [ebp - 0x2c], 0x27
je 0x401861
add eax, 1
jmp 0x4015b0
test byte [0x404004], 0x10
je 0x4016f0
mov ecx, eax
sar ecx, 1
je 0x4018d8
add ecx, edx
nop
add edx, 1
mov byte [edx - 1], 0x5c
cmp edx, ecx
jne 0x4017a0
cmp dword [ebp - 0x2c], 0x22
je 0x40184d
test al, 1
jne 0x40184d
xor dword [ebp - 0x2c], 0x27
mov edx, ecx
xor eax, eax
mov dword [ebp - 0x30], 1
jmp 0x4015b0
lea edx, [ecx + 1]
mov byte [ecx], 0x22
xor eax, eax
mov dword [ebp - 0x30], 1
jmp 0x4015b0
mov eax, dword [sym.imp.msvcrt.dll__pctype]
mov eax, dword [eax]
test byte [eax + ecx*2], 0x40
je 0x40173e
cmp dword [ebp - 0x34], edi
jb 0x401870
mov eax, dword [ebp - 0x30]
test eax, eax
jne 0x401870
mov edx, edi
xor eax, eax
mov dword [ebp - 0x30], 0
jmp 0x4015b0
mov byte [eax], 0
lea eax, [ebp - 0x28]
mov dword [esp + 8], 0
mov dword [esp + 0xc], eax
mov eax, dword [ebp - 0x38]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0x34]
mov dword [esp], eax
call fcn.00403090
jmp 0x40165f
call fcn.004012a0
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
lea edx, [ecx + 1]
mov byte [ecx], 0x27
xor eax, eax
mov dword [ebp - 0x30], 1
jmp 0x4015b0
mov byte [edx], 0x5c
add edx, 1
jmp 0x4015b0
lea eax, [ebp - 0x28]
mov byte [edi], 0
mov dword [esp + 8], 0
mov dword [esp + 0xc], eax
mov ebx, dword [ebp - 0x38]
mov dword [esp + 4], ebx
mov edi, dword [ebp - 0x34]
mov dword [esp], edi
call fcn.00403090
mov eax, ebx
mov edx, edi
mov dword [ebp - 0x30], 0
or eax, 1
mov dword [ebp - 0x38], eax
xor eax, eax
jmp 0x4015b0
mov eax, dword [ebp - 0x2c]
test eax, eax
setne al
cmp ecx, 0x7f
sete cl
or ecx, eax
mov eax, edx
jmp 0x4016cb
mov edi, edx
jmp 0x40170b
mov ecx, edx
jmp 0x4015fe
mov eax, edx
jmp 0x40164b
mov ecx, edx
jmp 0x4017ab