Function at 0x431944
Capabilities:
Check if file exists
Enumerate pe sections
Get file attributes
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push ebx
push esi
push edi
mov dword [ebp - 0xc], edx
mov dword [ebp - 8], eax
xor eax, eax
push ebp
push 0x431bd7
push dword fs:[eax]
mov dword fs:[eax], esp
xor ebx, ebx
test ecx, ecx
je 0x43197f
cmp dword [ecx + 0xa8], 0
jne 0x431b70
lea eax, [ebp - 0x14]
push eax
push 1
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov edx, dword [eax + 0x4c]
mov ecx, 0x7fffffff
mov eax, 0x431bf4
call fcn.0041b0d4
mov edx, eax
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov eax, dword [eax + 0x4c]
mov ecx, 0x7fffffff
call fcn.00406500
mov edx, 0x431c04
mov eax, dword [ebp - 0x14]
call fcn.0041ad8c
test al, al
jne 0x431a33
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x14]
xor edx, edx
call fcn.00405eec
call fcn.00406084
push eax
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov eax, dword [eax + 0x4c]
call fcn.00406084
mov ecx, eax
pop eax
sub ecx, eax
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov eax, dword [eax + 0x4c]
mov edx, 1
call fcn.00406500
mov edx, dword [ebp - 0x1c]
lea eax, [ebp - 0x10]
mov ecx, 0x431c04
call fcn.00406180
mov eax, dword [ebp - 0x10]
call fcn.00406480
push eax
call sub.KERNEL32.DLL_GetFileAttributesA
cmp eax, 0xffffffff
jne 0x431a44
lea eax, [ebp - 0x10]
mov edx, dword [ebp + 8]
mov edx, dword [edx - 4]
mov edx, dword [edx + 0x4c]
call fcn.00405d8c
jmp 0x431a44
lea eax, [ebp - 0x10]
mov edx, dword [ebp + 8]
mov edx, dword [edx - 4]
mov edx, dword [edx + 0x4c]
call fcn.00405d8c
mov eax, dword [ebp - 0x10]
call fcn.00406480
mov esi, eax
push esi
call sub.KERNEL32.DLL_GetFileAttributesA
cmp eax, 0xffffffff
je 0x431ba6
mov eax, dword [ebp - 0x10]
call fcn.0043178c
test al, al
jne 0x431ba6
push 0
push 0
push 3
push 0
push 3
push 0x80000000
push esi
call sub.KERNEL32.DLL_CreateFileA
mov esi, eax
cmp esi, 0xffffffff
je 0x431ba6
push 0
push 0
push 0
push 2
push 0
push esi
call sub.KERNEL32.DLL_CreateFileMappingW
mov edi, eax
test edi, edi
je 0x431b68
push 0
push 0
push 0
push 4
push edi
call sub.KERNEL32.DLL_MapViewOfFile
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x18], 0
je 0x431b62
mov eax, dword [ebp - 0x18]
call fcn.00425e34
mov ecx, eax
test ecx, ecx
je 0x431b3f
mov edx, ecx
add edx, 0xf8
mov eax, edx
add eax, 0x28
test byte [eax + 0x24], 0x20
je 0x431afb
mov dword [ebp - 8], 3
mov edx, dword [eax + 0xc]
mov dword [ebp - 0xc], edx
sub eax, 0x28
mov edx, dword [eax + 0xc]
sub dword [ebp - 0xc], edx
jmp 0x431afe
sub eax, 0x28
movzx edx, word [ecx + 6]
dec edx
add edx, edx
add edx, edx
add edx, edx
lea edx, [edx + edx*4]
add eax, edx
cmp dword [ebp - 8], 2
jne 0x431b59
cmp dword [eax + 0x14], 0
je 0x431b59
mov edx, dword [eax + 0xc]
cmp edx, dword [ecx + 0xa8]
jne 0x431b59
mov eax, dword [eax + 0x14]
mov edx, dword [ebp - 0x18]
add eax, edx
mov ebx, eax
push ebp
mov eax, dword [ebx + 0x18]
add eax, edx
call fcn.00431604
pop ecx
mov ebx, eax
jmp 0x431b59
cmp dword [ebp - 8], 2
jne 0x431b53
push ebp
mov eax, dword [ebp - 0x18]
call fcn.00431604
pop ecx
test al, al
jne 0x431b57
xor ebx, ebx
jmp 0x431b59
mov bl, 1
mov eax, dword [ebp - 0x18]
push eax
call sub.KERNEL32.DLL_UnmapViewOfFile
push edi
call sub.KERNEL32.DLL_CloseHandle_1
push esi
call sub.KERNEL32.DLL_CloseHandle_1
jmp 0x431ba6
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov eax, dword [eax + 0x38]
add eax, dword [ecx + 0xa8]
mov ebx, eax
cmp dword [ebp - 8], 2
jne 0x431b9e
push ebp
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov eax, dword [eax + 0x38]
add eax, dword [ebx + 0x14]
call fcn.00431604
pop ecx
test al, al
jne 0x431ba2
xor eax, eax
jmp 0x431ba4
mov al, 1
mov ebx, eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x431bde
lea eax, [ebp - 0x1c]
call fcn.00405cdc
lea eax, [ebp - 0x14]
mov edx, 2
call fcn.00405d00
lea eax, [ebp - 4]
mov edx, dword [0x42e6c4]
call fcn.00408538
ret