Function at 0x461b30
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x24
mov eax, dword [0x4fb218]
push ebx
push esi
push edi
push 1
push 0
push 0xffffffffffffffff
mov dword [esp + 0x20], ecx
mov ecx, eax
push 0
mov dword [esp + 0x20], eax
call fcn.004b3f70
mov esi, dword [ebp + 8]
or eax, 0xffffffff
mov dword [esp + 0x18], eax
or edx, 0xffffffff
mov eax, dword [0x4f70f4]
mov byte [esp + 0xe], 0
mov byte [esp + 0xd], 0
mov dword [esp + 0x20], edx
mov ebx, dword [eax + 0xfc]
and ebx, 0x7fffffff
mov dword [esp + 0x24], ebx
mov edi, esi
nop word [eax + eax]
movzx eax, word [edi]
cmp eax, 0x20
je 0x461b9d
cmp eax, 9
jne 0x461ba2
add edi, 2
jmp 0x461b90
cmp eax, 0x2a
jne 0x461d28
movzx ebx, word [edi + 2]
lea esi, [edi + 2]
test ebx, 0xffffff80
je 0x461bbe
xor ecx, ecx
jmp 0x461bcc
push 2
push ebx
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__isctype]
add esp, 8
mov ecx, eax
mov eax, ebx
and eax, 0xffffffdf
test ecx, ecx
cmove eax, ebx
add eax, 0xffffffbd
cmp eax, 0x11
ja case.0x461be9.68
movzx eax, byte [eax + 0x4621b0]
jmp dword [eax*4 + 0x46219c]
mov byte [esp + 0xd], 1
jmp case.0x461be9.68
lea ecx, [edi + 4]
call fcn.0044f530
movzx ecx, word [esi]
mov dword [esp + 0x18], eax
mov dword [esp + 0x20], edx
test cx, cx
je 0x461c51
mov edi, ecx
nop dword [eax]
nop dword [eax + eax]
mov ecx, 0x4e4614
mov edx, 0x20
nop word [eax + eax]
cmp di, dx
je 0x461c89
movzx eax, word [ecx + 2]
add ecx, 2
mov edx, eax
test ax, ax
jne 0x461c30
movzx eax, word [esi + 2]
add esi, 2
mov edi, eax
test ax, ax
jne 0x461c20
mov eax, dword [0x4f70f4]
mov dword [eax + 0x30], 0x57
test byte [eax + 0x100], 1
jne 0x461d0a
mov ecx, dword [0x4f99cc]
push 1
push 0
push 0xffffffffffffffff
push 0x4e413c
call fcn.004b3f70
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
add esi, 0xfffffffe
jmp case.0x461be9.68
lea eax, [edi + 4]
push eax
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll__wtoi]
movzx ecx, word [esi]
add esp, 4
mov dword [esp + 0x24], eax
test cx, cx
je 0x461c51
mov edi, ecx
nop dword [eax]
mov eax, 0x4e4614
mov edx, 0x20
nop word [eax + eax]
cmp di, dx
je 0x461c89
movzx ecx, word [eax + 2]
add eax, 2
mov edx, ecx
test cx, cx
jne 0x461cc0
movzx eax, word [esi + 2]
add esi, 2
mov edi, eax
test ax, ax
jne 0x461cb0
jmp 0x461c51
mov byte [esp + 0xe], 1
cmp word [esi], 0
je 0x461b88
add esi, 2
cmp word [esi], 0
je 0x461b88
add esi, 2
jmp 0x461b88
mov ecx, dword [esp + 0x14]
push 0x4cdc40
push 0
push 0x4e413c
call fcn.0044d370
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
push 0
push 0x8000000
push 3
push 0
push 3
push connect
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x461d63
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4f70f4]
test byte [ecx + 0x100], 1
mov dword [ecx + 0x30], eax
jmp 0x461c64
lea eax, [esp + 0x2c]
xorps xmm0, xmm0
push eax
push ebx
movq qword [esp + 0x30], xmm0
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
mov dword [esp + 0x28], esi
cmp esi, 0xffffffff
jne 0x461d93
call edi
test eax, eax
jne 0x461da0
mov esi, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov eax, esi
and eax, ecx
cmp eax, 0xffffffff
jne 0x461dbc
call edi
mov ecx, dword [0x4f70f4]
push ebx
mov dword [ecx + 0x30], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x4f70f4]
jmp 0x461c5d
mov edx, dword [esp + 0x20]
cmp ecx, edx
jb 0x461dd2
mov eax, dword [esp + 0x18]
ja 0x461dce
cmp esi, eax
jbe 0x461dd2
mov esi, eax
mov ecx, edx
test ecx, ecx
jne 0x46217b
cmp esi, 0xfffffffd
ja 0x46217b
mov eax, esi
or eax, ecx
jne 0x461e1b
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x4f70f4]
mov dword [eax + 0x30], 0
mov ecx, dword [0x4f99cc]
push 1
push 0
push 0xffffffffffffffff
push 0x4cdd08
call fcn.004b3f70
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp byte [esp + 0xd], 0
je 0x461ee5
mov edi, dword [esp + 0x10]
mov al, byte [edi + 0x17]
test al, al
jne 0x461e37
mov eax, dword [edi + 0xc]
mov al, byte [eax + 0x17]
cmp al, 2
je 0x461ee5
push 0
mov ecx, esi
mov byte [esp + 0x13], 1
shr ecx, 1
mov eax, esi
and eax, 1
push 1
add ecx, eax
push ecx
push 0
mov ecx, edi
call fcn.004b3f70
cmp eax, 1
jne 0x461f15
push 0
push eax
mov ecx, edi
call fcn.00401600
mov edi, eax
test edi, edi
je 0x461f15
push 0
lea eax, [esp + 0x20]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov esi, eax
mov dword [esp + 0x18], esi
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4f70f4]
push ebx
mov dword [ecx + 0x30], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test esi, esi
je 0x4620d1
cmp byte [esp + 0xd], 0
jne 0x46204a
mov ecx, dword [esp + 0x1c]
cmp ecx, 3
jb 0x461f27
cmp byte [edi], 0xef
jne 0x461f27
cmp byte [edi + 1], 0xbb
jne 0x461f27
cmp byte [edi + 2], 0xbf
jne 0x461f27
lea eax, [ecx - 3]
push 0xfde9
push eax
lea eax, [edi + 3]
push eax
jmp 0x461f74
lea eax, [esi + 2]
mov byte [esp + 0xf], 0
push eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov edi, eax
add esp, 4
test edi, edi
jne 0x461e7a
mov ecx, dword [esp + 0x14]
push 0x4cdc40
push eax
push 0x4e1bcc
call fcn.0044d800
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp ecx, 2
jb 0x461f64
cmp byte [edi], 0xff
jne 0x461f64
cmp byte [edi + 1], 0xfe
jne 0x461f64
mov dl, 1
test dl, dl
lea eax, [ecx - 2]
push 0
cmove eax, ecx
mov ecx, dword [esp + 0x14]
shr eax, 1
test dl, dl
push 1
push eax
lea eax, [edi + 2]
cmove eax, edi
push eax
call fcn.004b3f70
neg eax
sbb eax, eax
and eax, esi
mov ebx, eax
jmp 0x461f89
mov eax, dword [esp + 0x24]
xor dl, dl
cmp eax, 0x4b0
je 0x461f39
push eax
push ecx
push edi
mov ecx, dword [esp + 0x1c]
call fcn.004b4b60
test eax, eax
jne 0x461f85
xor ebx, ebx
jmp 0x461f89
mov ebx, dword [esp + 0x18]
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov ecx, dword [esp + 0x14]
add esp, 4
push 0
push 1
call fcn.00401600
cmp byte [esp + 0xe], 0
mov edi, eax
je 0x46211f
mov eax, dword [esp + 0x10]
cmp byte [eax + 0x17], 0
jne 0x461fbc
mov esi, dword [eax + 0xc]
jmp 0x461fbe
mov esi, eax
cmp byte [esi + 0x17], 1
jne 0x461fd6
test byte [esi + 0x15], 8
je 0x461fd1
mov ecx, esi
call fcn.00401460
lea eax, [esi + 0xc]
jmp 0x461fdb
mov eax, 0x4fdaf8
mov eax, dword [eax]
mov edx, 0x4ec534
shr eax, 1
mov ecx, edi
mov dword [esp + 0x24], eax
lea eax, [esp + 0x24]
push eax
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push 1
push 0x4ecf7c
call fcn.004b0090
mov edi, dword [esp + 0x28]
add esp, 0x18
cmp byte [edi + 0x17], 0
jne 0x462013
mov esi, dword [edi + 0xc]
jmp 0x462015
mov esi, edi
cmp byte [esi + 0x17], 1
jne 0x462038
test byte [esi + 0x15], 8
je 0x462028
mov ecx, esi
call fcn.00401460
mov eax, dword [esp + 0x24]
add esi, 0xc
add eax, eax
mov dword [esi], eax
jmp 0x462123
mov eax, dword [esp + 0x24]
mov esi, 0x4fdaf8
add eax, eax
mov dword [esi], eax
jmp 0x462123
mov ecx, dword [esp + 0x10]
mov al, byte [ecx + 0x17]
test al, al
jne 0x46205b
mov eax, dword [ecx + 0xc]
mov al, byte [eax + 0x17]
cmp al, 2
jne 0x462084
mov edx, dword [esp + 0x1c]
mov ecx, edi
call fcn.004b3da0
push edi
mov esi, eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
cmp esi, 1
jne 0x46214a
jmp 0x461dfc
mov ebx, dword [esp + 0x1c]
test bl, 1
je 0x462092
mov byte [ebx + edi], 0
inc ebx
xor eax, eax
mov word [ebx + edi], ax
mov edi, ecx
cmp byte [edi + 0x17], al
jne 0x4620a4
mov esi, dword [edi + 0xc]
jmp 0x4620a6
mov esi, edi
cmp byte [esi + 0x17], 1
jne 0x4620c4
test byte [esi + 0x15], 8
je 0x4620b9
mov ecx, esi
call fcn.00401460
add esi, 0xc
mov dword [esi], ebx
mov ebx, dword [esp + 0x18]
jmp 0x462123
mov esi, 0x4fdaf8
mov dword [esi], ebx
mov ebx, dword [esp + 0x18]
jmp 0x462123
xor eax, eax
mov word [edi], ax
mov eax, dword [esp + 0x10]
cmp byte [eax + 0x17], 0
jne 0x4620e5
mov esi, dword [eax + 0xc]
jmp 0x4620e7
mov esi, eax
cmp byte [esi + 0x17], 1
jne 0x4620ff
test byte [esi + 0x15], 8
je 0x4620fa
mov ecx, esi
call fcn.00401460
add esi, 0xc
jmp 0x462104
mov esi, 0x4fdaf8
cmp byte [esp + 0xf], 0
mov dword [esi], 0
jne 0x46211b
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
mov ebx, dword [esp + 0x18]
mov edi, dword [esp + 0x10]
cmp byte [edi + 0x17], 0
jne 0x46212c
mov edi, dword [edi + 0xc]
cmp byte [edi + 0x17], 2
jne 0x462155
cmp dword [0x4fc6e4], 0
je 0x462155
push ecx
mov ecx, 0x4fc6d8
call fcn.004068c0
test eax, eax
jne 0x462169
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov al, byte [edi + 0x15]
and al, 0x86
cmp byte [esp + 0xd], 0
mov byte [edi + 0x15], al
je 0x462169
or al, 1
mov byte [edi + 0x15], al
test ebx, ebx
jne 0x461dfc
mov eax, dword [0x4f70f4]
jmp 0x461c5d
mov ecx, dword [esp + 0x14]
push 0x4cdc40
push 0
push 0x4e1bcc
call fcn.0044d800
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4